Hog Slat - HSVC1024 Temperature and Ventilation Controller Manual

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 1 Ventilation System   TEMPERATURE / VENTILATION CONTROLLER INSTALLATION and OPERATOR MANUAL (Includes Spanish Translation)

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 2 Ventilation System Table of Contents SECTION 1 : OVERVIEW / FEATURES 4 SECTION 2: TECHNICAL SPECIFICATIONS 5 SECTION 3: GENERAL INSTALLATION NOTES 6 SECTION 4: SAFETY INSTRUCTIONS 6 SECTION 5: MOUNTING CONTROLLER ON THE WALL 8 SECTION 6: ELECTRICAL CONNECTIONS 8 SECTION 7: WIRING INSTRUCTIONS 10 SECTION 8: SWITCH LANGUAGES 11 SECTION 9: INITIAL SET UP OF CONTROLLER 11 SECTION 10: SCREENS AND OPERATION 13 HOME (MAIN) SCREEN 13 SETTING PAGE 14 EMPTY BARN OPERATION 14 STAGE OFF DELAY 14 TEST PANEL 14 TEMPERATURE UNITS 15 SELECT MOTOR CURVE STAGE 1 AND STAGE 2 15 IMPORT/EXPORT 15 MANAGE PASSCODE 15 STAGE 1 PAGE 16 MINIMUM SPEED % STAGE 1 16 MINIMUM VENT CYCLE 16 HUMIDITY COMPENSATION 16 STAGE 2 PAGE 17

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 3 Ventilation System MINIMUM SPEED % STAGE 2 17 DE-ICING CYCLE 17 COOLING PAGE 18 STAGE 1 THROUGH STAGE 6 18 HEAT PAGE 19 SELECT HEATING STAGES 19 SELECT HEAT TYPE (ZONES) 19 MAX TEMPERATURE DIFFERENCE (ZONES) 20 HEATER 1 AND HEATER 2 ZONE SETTINGS 20 SELECT HEAT TYPE (CASCADING) 20 HEATER 1 AND HEATER 2 SETTINGS (CASCADING) 21 HEATER RUN TIME 22 MIST COOLING PAGE 22 MIST ON / OFF TIME 22 MAXIMUM HUMIDITY CUT OFF 22 MIST OFFSET / DIFFERENTIAL 23 MIST STAGE ASSIGNMENT 23 ACTIVATE/DE-ACTIVATE MIST COOLING 23 ALARM PAGE 23 EMPTY BARN LOW TEMP ALARM 23 ALARM STATUS 23 ALARM HIGH/ALARM LOW 23 PROBES PAGE 24 SELECT ACTIVE PROBES 24

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 4 Ventilation System TEMPERATURE /MIN VENT CURVES PAGE 25 IDLE PAGE 27 SECTION 11: PC INTERFACE 28 SECTION 12: IMPORTING AND EXPORTING DATA 28 SECTION 13: FACTORY RESET 29 SECTION 14: BATTERY BACK UP 29 SECTION 15: SOFTWARE UPDATE 29 SECTION 16: REPLACEMENT PARTS 30 SECTION 17: CONTROLLER PARAMETER VALUES/RECORD USER SETTINGS 31 SECTION 18: MOTOR CURVE 32 SECTION 19: TROUBLESHOOTING GUIDE 34 SECTION 1: OVERVIEW The HSVC1024 controller is used to control ventilation, cooling and heating requirements for a livestock facility. Model HSVC1024 incorporates two variable stages and four ON/OFF stages. The four ON/OFF stages can be configured to operate up to two heaters and one mist cooling system. First variable stage is used for minimum ventilation requirements as well as cooling. As temperature increases additional stages are activated. As temperature drops optional heat stages can be used to operate two heaters in cascading arrangement or heat two separate zones or rooms. All controlled via easy to read intuitive touchscreen interface. FEATURES  7” Full color touchscreen display on the front panel allows for monitoring controller status at a glance.  Icon menu for easy program navigation.  Home screen with status indicators for all functions  2 variable output stages  4 ON/OFF output stages with heater and mist cooling options  Temperature and minimum ventilation curves  Ten motor curves to best fit stage 1 & 2 motors  Minimum ventilation ON/OFF cycle  Humidity Compensation  Heating option for cascading or zoned heating, heat time accumulation timer  Mist cooling option  Empty barn setting to maintain minimum ventilation and prevent freezing  Test mode to validation operation  Up to four probe inputs with probe fault monitoring

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 5 Ventilation System  De-icing cycle for stage 2 fan  Alarm output for High/Low temperatures, power failure and probe faults  Celsius or Fahrenheit temperature units  Help screen support  Data port allows user to save/import and export parameter settings  English and Spanish language option  Communications option for integrated systems SECTION 2: TECHNICAL SPECIFICATIONS ELECTRICAL RATING: Power Supply 110/120 or 220/240VAC 50/60Hz, single phase. L1 same phase as Stage 1 & 2. Fuse 1A fast acting, 250V, F11 Supply Field Wiring: COPPER CONDUCTORS ONLY Probe Inputs: <5V, isolated from the supply. Operating Range -40.0 to 120.0F (-40.0 to 48.9C) Outputs: Stage 1 and 2: Variable, 60Hz, 10A FAN (0.5HP @ 115VAC)/(1.5HP @ 230VAC), Fuse 15A slow blow. Stage 1, Fuse F1 Stage 2, Fuse F2 0-10 VDC output option to control VFD or ECM speed controlled fan Stage 3 through 6: ON/OFF, 115/230VAC, 60Hz, 30VDC, 6A FAN, 10A RES. Fuse 15A slow blow. Stage 3, Fuse F3 Stage 4, Fuse F4 (used for cooling or mist system) Stage 5, Fuse F5 (used for Heating, Cooling or mist system) Stage 6, Fuse F6 (used for Heating, Cooling or mist system) Alarm: Relay output Normally Open/Normally Closed, 115/230VAC, 60Hz, 30VDC, 3A, Fuse 3A slow blow. Fuse F7 Operating conditions: 0 to 40°C (32-104°F), 0-95% RH, non-condensing. Indoor use only. Storage temperature: -20 to 50°C (-4 to 120°F) Altitude: Up to 2000 m (6560 ft) Enclosure: INDOOR USE ONLY

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 6 Ventilation System SECTION 3: GENERAL INSTALLATION NOTES UNIT IS NOT INTENDED FOR LIFE SUPPORT HEATING AND VENTILATION WITHOUT ADEQUATE BACKUP VENTILATION IN CASE OF FAILURE. USER ASSUMES RISK OF LOSS AND/OR INJURY IF NO BACKUP VENTILATION IS PROVIDED. Make sure that power is disconnected from system prior to servicing. Installation of this equipment and related OEM equipment should be in accordance with these instructions, OEM’s installation instructions and local codes (if applicable). Failure to follow specified instructions may cause damage to equipment and/or personal injury or death. Take special note of any Warnings or Safety Decals on the equipment and in manuals. Always wear protective clothing and any applicable Personal Protective Equipment (Safety Glasses and/or Ear Plugs) when working with the equipment. Discarded materials, equipment and boxes should be recycled in accordance with local and national codes. Note: Ventilation Controller is to be wired in accordance with all applicable local and national electrical wiring codes. All wiring sizes and fuse capacities are to be sized according to applicable electrical code specifications or other regulations. SECTION 4: SAFETY INSTRUCTIONS Read all safety messages in this manual and on equipment safety decals. Follow recommended precautions and safe operating practices. Ground all electrical equipment for safety. Ground all non-current carrying metal parts to guard against electrical shock. Always keep safety decals in good condition and replace missing or damaged decals. Pay Attention. Take the time to read and understand this as it may save you time later. Recommended operating temperature range is between 0° C and 40°C (32104°F). The control must be placed in a temperature controlled environment. It must NOT be located outside or in an area where the temperature may go outside the recommended range. Heating or air-conditioning may be required to ensure this condition is met. FOR INDOOR USE ONLY Danger. Failure to follow these instructions may create an electrical hazard and may cause damage and/or personal injury or death.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 7 Ventilation System Do not install the controller in the room with the animals. Do not place control boxes near water lines. Shut off all power to the controller before servicing. A switch or circuit breaker must be included in the installation. Place controller in a suitable and easily reached location. Warning. Failure to follow these instructions will void the warranty and may cause significant damage such as fire or animal loss. Warning: Disconnect power before servicing. Warning: DO NOT PRESSURE WASH. PROTECT UNIT DURING ROOM CLEANING..

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 8 Ventilation System SECTION 5: MOUNTING CONTROLLER ON THE WALL It is recommended to mount the controller on an interior wall in the service area. The touchscreen should be at eye level. The enclosure measures approximately 12” x 10” x 6.5” deep. It is recommended to leave a 6” gap on each side of the controller. Open controller front cover by sliding the latch on the right side upward. Remove the plugs from each corner that covers the mounting hole as required. Mount the controller using (4) screws through the four corners as shown. Do not over-tighten as damage to enclosure could occur. SECTION 6: ELECTRICAL CONNECTIONS Warning! All wiring must be done by a certified electrician according to national and local wiring codes. The controller must be permanently connected. Disconnect power before opening the enclosure. All wiring must enter from the BOTTOM of the enclosure. You must NOT drill any holes on the side or the top of the enclosure. Doing so may allow water to enter into the enclosure and cause electrical damage to circuits. Connect conduit through provided holes in bottom of enclosure. Use the recommended fuse sizes with the appropriate agency approvals. Do NOT use fuses with a higher amp capacity as this will void the warranty and reduce the lifetime of

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 9 Ventilation System the system. If a load is too high and blows the fuse regularly, use an external contactor with appropriate rating for the load. NO user serviceable parts inside. Refer to the wiring diagram for connections. To gain access to interior of controller, slide latch located on right side upward to release front cover. Route all wiring through bottom of the controller enclosure through provided knockout profiles for ½” trade size fittings. DO NOT LEAVE OPEN HOLE(S) IN ENCLOSURE. USE ONLY NON-RIGID CONDUIT WITH LIQUID TIGHT CONNECTION. Loosen the (2) screws and remove lower cover to access area for installation of conduit fittings etc… This area provides additional room for wires. Pre-formed hole locations located on bottom of controller enclosure. HIGH VOLTAGE Pre-formed knockout profiles located on bottom of controller.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 10 Ventilation System SECTION 7: WIRING INSTRUCTIONS

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 11 Ventilation System SECTION 8: SWITCHING LANGUAGES The controller can toggle between English and Spanish language on most all screens. Simply locate the icon on the page to switch to Spanish. Locate the icon to switch to English. The icons do not always appear in the same location but in most cases they will be located next to the yellow function button or lower left corner of the screen. SECTION 9: INITIAL START UP OF CONTROLLER Upon the first power up of the controller, the controller is not enabled. This allows user to perform minimal set up of stages so that when the controller is enabled all stage outputs are assigned to the appropriate type devices. On the initial screen a notification will be shown indicating an initial set up is required.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 12 Ventilation System Press the MENU button. This will go to the HOME screen. Go through the below listed highlighted in blue buttons to set up the minimum parameters required. NOTE: If you choose not to perform the minimum set up, the controller will default to all output stages as cooling with no heat or mist cooling, one probe and Stage 1 and 2 fans to curve “1”. 1. SETTINGS: Assign the appropriate motor curve for Stage 1 and Stage 2 fans. (see section 10, item 14E and 14F) 2. HEAT: (see section 10, item 18) assign number of heaters (if used). Heaters are assigned to stages 5 and 6 depending on the number of heaters being used. If none, then Stage 5 and 6 are cooling stages. 3. MIST COOLING: (see section 10, item 19). If mist cooling is used, press ACTIVATE. Mist cooling is assigned to the last cooling stage available. For example Mist Cooling is assigned to Stage 6 if no heaters. Stage 5 if one heater and Stage 4 if two heaters. 4. PROBES: (see section 10, item 21). Select the number of probes being used. Once the initial set up is complete, Press the ACTIVATE CONTROLLER button found on the HOME screen. Controller will then begin reading the temperature probes and react accordingly. At this point final set up can be performed in terms of setting up each stage temperature set points, alarms, curves etc...

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 13 Ventilation System SECTION 10: SCREENS AND OPERATION 1. HOME SCREEN 1. PROBE TEMPERATURES AND STATUS: Temperature shown is actual measured temperature for each probe that is active. Probe fault indicator is to the right of each value display. Press any temperature reading and see Highest and Lowest recorded value since last reset. 2. HUMIDITY RH%: Actual measured value. Used for Humidity Compensation and Mist cooling control. 3. SET POINT: Desired temperature set point. Use +/- buttons to the right to adjust. 4. ALARM: Indicator is illuminated in the case of an alarm condition. 5. STAGE INDICATORS: Indicator will illuminate as each stage is activated. 6. DE-ICE: Indicator will illuminate when de-icing cycle is activated. 7. HEATER OUTPUTS: When heaters are selected, this indicator will illuminate when the heater on stage 5 and stage 6 are activated. 8. TEMP & MIN. SPEED CURVE: If Temperature curve has been activated the indicator will be illuminated. 9. HUMIDITY COMPENSATION: Indicator will illuminate when Humidity Compensation is active. 10. TEST MODE ACTIVE: When unit is in test mode this will illuminate. Unit will automatically turn off test mode if there is 5 minutes of inactivity of controller touchscreen. Also you can press the TEST MODE indicator for a shortcut to the TEST page. 11. EMPTY BARN: Indicator will illuminate when Empty Barn mode is activated 1 2 3 4 5 6 7 8 9 14 15 16 17 18 19 20 21 22 10 11 12 13

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 14 Ventilation System 12. CURVE SET POINT: Shows current value of the set point from the Temperature Curve when activated. 13. CONTROLLER ID NUMBER: When the controller is connected to a PC interface network each controller is assigned an ID number after initial SEARCH function has been performed. The ID number that has been assigned to the controller will be displayed on the IDLE SCREEN in this location. ========================================================================================= 14. SETTINGS PAGE: Press SETTINGS ICON to launch SETTINGS page. 14A. EMPTY BARN OPERATION: Option to be used when barn is empty. Minimum ventilation fans run at minimum speed and minimum ventilation cycle. Heaters (if assigned) will operate to maintain above EMPTY BARN temperature. Press ACTIVATE button to launch operation. 14B. STAGE OFF DELAY (seconds): For stages 3-6. Provides additional delay prior to stage turning off. Helps prevent sudden stage changes in case temperature sensor is near door for example that might cause change in temperature when opened. The OFF delay may allow stage not to change states for the temporary change. Set to zero if no delay is required. 14C. TEST PANEL: To aid in set-up and to verify output stages operate as desired, press TEST PANEL button which will launch the test panel HOME screen. PRESS ACTIVATE, then adjust the SIMULATED TEMPERATURE +/- icons to simulate room temp changes versus the SET POINT. When finished press the DE-ACTIVATE button or if no activity for 5 minutes, unit will revert back to normal operation. Press EXIT to return to MAIN screen. 14A 14B 14D 14E 14F 14G PRESS “DONE” TO RETURN TO HOME SCREEN 14H 14I 14C

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 15 Ventilation System Anytime a selection is made to the left most side Icons to make a change to any of the options, the system will revert back to the MAIN screen even if the unit is in test mode. The “TEST MODE” indicator will be illuminated. At any time you can go back to “TEST MODE” screen by simply pressing the TEST MODE indicator from the MAIN screen. 14D. TEMPERATURE UNITS: Units currently being used is displayed. To change temperature units, press the button icon once to toggle to alternate units. 14E. SELECT MOTOR CURVE STAGE 1: Stage 1 is a variable speed output. Refer to “Motor Curves” section in this manual or motor curve tables under the HELP function (14G) for information regarding motor types, models and curves that best fit. Based on motor being used, select the best motor curve to provide desired motor operation during speed control down to 50% of full speed. 14F. SELECT MOTOR CURVE STAGE 2: Stage 2 is a variable speed output. Refer to “Motor Curves” section for information regarding motor types, models and curves that best fit. Based on motor being used, select the best motor curve to provide desired motor operation during speed control down to 50% of full speed. 14G. HELP: Press the HELP button to open a screen with helpful information and description of the screen detail, variables and Motor Curve tables. 14H. IMPORT/EXPORT: Press Icon to launch this function which allows user to export settings to a USB drive for safe keeping or import those settings into another controller (see below IMPORT/EXPORT DATA section for detail.) 14I. MANAGE PASSCODE: Select to manage passcode protection. PASSCODE ENABLE: Current setting is displayed. Press button to turn ON or OFF passcode protection. Once turned on, the user will be directed to create new passcode. Once passcode is created, user will not be able to navigate past the initial idle screen. FACTORY set passcode is 1234. Default passcode for the controller is 13269 in case passcode is lost. CHANGE PASSCODE: In order to change passcode. Press CHANGE PASSCODE. New pop-up screen will appear to enter OLD password first, then enter NEW password. To enter NEW passcode, simply press WHITE bar which will bring up numeric screen to enter passcode. Indicator of TEST MODEL, but also short cut to TEST PANEL SCREEN

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 16 Ventilation System ================================================================== 15. STAGE 1 PAGE 15A: STAGE 1 MINIMUM SPEED PERCENTAGE %: Sets the minimum speed the Stage 1 fan can operate based on percentage of full speed. 15B: FULL SPEED START UP DELAY: FOR 0-10VDC OUTPUT ONLY. Controller provides 10VDC output to VFD or ECM to allow fan to get to full speed before dropping back to minimum set speed. Adjustable 1-20 seconds. Delay accounts for acceleration time of VFD or ECM type controller so that fan can reach full speed to open shutter or butterfly. 15C: MINIMUM VENT CYCLE: Set the amount of on time and off time. Stage 1 fan will follow this cycle anytime room temperature is below SET-POINT to maintain adequate ventilation. To disable cycle, set time OFF to zero. NOTE: Fan will start at full speed for 3 seconds then drop to the minimum speed setting anytime the fan turns on. Minimum vent cycle begins at 0.3F [.17C] degrees below set point 15D: HUMIDITY COMPENSATION: Stage 1 fan speed can be automatically increased based on relative humidity levels. Humidity probe is required for this operation. The compensation percentage is the amount of speed increase. Once the humidity is greater than the “Humidity level set point”, the speed of the stage 1 fan will proportionally increase until the humidity is 10% greater than the set point at which time the fan will be running at full compensation level. Example: Minimum speed = 50%, Humidity compensation % = 30. When humidity is equal to or greater than 10% above the humidity level set point, stage 1 fan speed will be (50+30) = 80%. 15A 15C 15D 15B

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 17 Ventilation System ================================================================== 16. STAGE 2 PAGE 16A: STAGE 2 MINIMUM SPEED PERCENTAGE %: Sets the minimum speed the stage 2 fan motor can operate. 16B: FULL SPEED START UP DELAY: FOR 0-10VDC OUTPUT ONLY. Controller provides 10VDC output to VFD or ECM to allow fan to get to full speed before dropping back to minimum set speed. Adjustable 1-20 seconds. Delay accounts for acceleration time of VFD or ECM type controller so that fan can reach full speed to open shutter or butterfly. 16C: DE-ICING CYCLE: This cycle is to help de-ice stage 2 fans during winter weather. When activated, stage 1 fans turn off and stage 2 fans are started at full speed for 3 seconds, and then operated at stage 2 minimum speed. This operation follows the de-icing cycle. De-icing cycle time: Amount of time stage 1 fans operate according to their programming. When this time has elapsed, stage 1 turns off. De-icing Time: Once stage 1 fans turn off, stage 2 fans start up and will run until the de-icing time has elapsed. Repeat cycle. In the following sections for cooling, heating, mist and alarm settings the controller uses both relative and actual temperatures. In each setting the relative value will be the variable that is adjusted however the actual temperature is displayed alongside the variable to make it easier to determine the actual temperature. 16A 16B 16C

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 18 Ventilation System ================================================================== 17. COOLING: All stages can provide cooling. Stage 1 and 2 are variable speed output while Stages 3-6 are constant speed relay output. 17A: STAGE 1: Variable output stage. BW1 is the temperature range between when the stage operates at minimum speed up to full speed. MIN. VENT temperature and below is the temperature at which the fan is running at minimum speed. As the temperature goes up, the fan speed increases proportionally until temperature is equalled to “FULL SPEED” temperature at which time the stage 1 fans will be at full speed. 17B: STAGE 2: Variable output stage. OFFSET 2 is the temperature above stage 1 when the stage 2 fan(s) turn on. BW 2 is the temperature range between when the stage operates at minimum speed up to full speed. Example shown above, stage 2 turns on at 72F and runs at minimum speed. Speed will proportionally increase as temperature increases to 73. At this time stage 2 fans will be operating full speed. 17C. STAGE 3: ON/OFF output. DIFF (3) equals the temperature above stage 2 when stage 3 is to come on. Stage 3 turns off when temperature falls below the OFF temperature setting. 17D. STAGE 4: ON/OFF output. DIFF (4) equals the temperature above stage 3 when stage 4 is to come on. Stage 4 turns off when temperature falls below the OFF temperature setting. 17E. STAGE 5: ON/OFF output. DIFF (5) equals the temperature above stage 4 when stage 5 is to come on. Stage 5 turns off when temperature falls below the OFF temperature setting. 17F. STAGE 6: ON/OFF output. DIFF (6) equals the temperature above stage 5 when stage 6 is to come on. Stage 6 turns off when temperature falls below the OFF temperature setting. 17A 17B 17C 17D 17E 17F

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 19 Ventilation System ================================================================== 18. HEAT: Heater(s) are assigned to either Stage 5 or 6 or both. If one heater is used, then it is assigned to Stage 6. If two heaters are being used then Heater 1 is assigned to Stage 5 and Heater 2 is assigned to Stage 6. Two types of heating can be selected. Either Cascading or Zones. 18A. SELECT HEAT STAGE(S): Press the icon for the number of heaters to be used (Icon will turn green). If one heater is to be used, press the “1 Heater” icon. If two heaters are to be used, press “1 Heater” and “2 Heaters” icons. To deselect a heater choice, press the icon again and it will turn gray indicating it has been unselected. 18B. SELECT HEAT TYPE (ZONES): Press the icon for the heater arrangement. For ZONES press the “ZONES” icon which will turn green. Zone heating is when heaters are placed in different areas or rooms. Each heater operates independently and is controlled based on the Differential and Offset temperatures to control when they turn on and off as compared to the set point temperature. Probes 1 and 2 are assigned to Heater 1 and probes 3 and 4 are assigned to Heater 2. Probes can be turned off or not connected individually however if two heaters are used in zones mode, then a minimum of 2 probes are required, one for each zone. When two probes are used (one in each zone) probe 1 = Heater 1 and probe 3 = Heater 2. If two probes are used for each heating zone, the average temperature between the two probes is used. Probe 1 and Probe 2 = Heater 1. Probe 3 and Probe 4 = Heater 2. NOTE: In order to select ZONES heating, two heaters must be selected first and at least two probes connected, one for each zone. 18A 18B 18C 18D

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 20 Ventilation System 1. MAX ZONE TEMP DIFFERENCE: This is the maximum temperature differential between zones. If value is exceeded the cooling mode will operate the fans according to the zone with the highest temperature. This is to help with ventilation issues that can occur when animals are confined to one zone. While the temperature difference between zones is less than the max zone temp difference, the cooling is controlled by the average of both zones. 2. HEATER 1 ZONE SETTING: The OFFSET (1) value is the number of degrees below set point when the Heater 1 should turn off. The Diff (1) + OFFSET (1) values are the number of degrees below the set-point when the Heater 1 is to turn on. Example above, Set Point = 70F 3. HEATER 2 ZONE SETTING: The OFFSET (2) value is the number of degrees below set point the Heater 2 should turn off. The Diff (2) + OFFSET (2) values are the number of degrees below the set-point when the Heater 2 is to turn on. Example above, Set Point = 70F 1 3 2

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 21 Ventilation System 18C. SELECT HEAT TYPE (CASCADING): If one heater is used, heater will be assigned to Stage 6. Only Heater 1 settings will be highlighted and able to be changed. If two heaters are used, Heater 1 will be assigned to Stage 5 and Heater 2 will be assigned to Stage 6. Both Heater 1 and Heater 2 setting will be highlighted for changes. 1. HEATER 1 SETTING: The OFFSET (1) value is the number of degrees below set point the Heater 1 should turn off. The DIFF (1) + OFFSET (1) values are the number of degrees below the set-point when the Heater 1 is to turn ON. Example above, Set Point = 70F 2. HEATER 2 SETTING: The DIFF (2) + OFFSET (1) + DIFF (1) is the value of degrees below set point where Heater 2 turns ON. Heater 2 turns OFF at the temperature setting DIFF (1) +OFFSET (1) which is the same as when Heater 1 is to turn ON. Example above, Set Point = 70F 1 2

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 22 Ventilation System 18D. HEATER RUN TIME: Each heater has a resettable accumulated run timer. To reset the timer value, press the block displaying the timer value which will launch a new screen to allow user to reset each timer separately or both simultaneously. The accumulated timer is in hours: minutes and can log up to 9999:59. ================================================================== 19. MIST COOLING: Used to provide additional cooling for animals. Relay output to control misting unit(s). Mist cooling is assigned to the last cooling stage available automatically. If (2) heaters are used on Stages 5 and 6, mist cooling will be assigned to Stage 4. If heaters are used on Stage 6 only, then stage 5 will be assigned to mist cooling. If no heaters are used, then STAGE 6 will be assigned to Mist cooling. To use Mist cooling, press “ACTIVATE” icon. This will show which output has been assigned as well as launch the mist cooling cycle. During field wiring, it must be known how many heater stages will be used so that mist cooling stage assignment will be known prior to powering up controller. If you know there are 2 heaters being used, then wire stage 4 for mist cooling system. If 1 heater is being used, then wire stage 5 for mist cooling. 19A: MIST ON TIME: Set to the number of minutes for the misting system to be ON. 19B: MIST OFF TIME: Set to the number of minutes for the misting system to be OFF. 19C. MAX HUMIDITY CUT OFF: If humidity compensation is activated under Stage 1 set up, this sets the maximum relative humidity level at which time the misting system will turn off regardless if called for by temperature. 19A 19B 19C 19D 19E 19F

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 23 Ventilation System 19D. OFFSET AND DIFFERENTIAL: The OFFSET + DIFFERENTIAL will set the temperature above the SET-POINT when the mist cooling system will turn ON. The OFFSET sets the temperature above the SET-POINT when the system turns OFF. 19E. MIST STAGE ASSIGNMENT: When the “ACTIVATE” icon is pressed, this turns on the mist cooling. The Stage assigned to mist cooling will be illuminated in Green. 19F. ACTIVATE/DE-ACTIVATE: Press ICON to Activate or De-activate mist cooling. ================================================================== 20. ALARM: The alarm section has a SPDT relay output function. The Alarm can be used in case of power failure, fault in controller, high/low temperature or probe 1 fault in case only one probe is used. 20A: EMPTY BARN LOW: Set the actual temperature an alarm should activate during the “EMPTY BARN” mode of operation. This is primarily to prevent freezing of equipment or water pipes when barn is not in use. 20B: ALARM STATUS: Alarm indication will illuminated beside the indicated fault. 20C. ALARM HIGH: Set the OFFSET value above the SET POINT to equal temperature an alarm should be used in case of over temperature condition. 20D. ALARM LOW: Set the OFFSET value below the SET POINT to equal temperature an alarm should be used in case of under temperature condition. 20E. ALARM ZONE PROBE ERROR: Error will occur if probe(s) is lost in ZONE area during ZONE heating operation leaving no active probe to report temperature. ================================================================== 20A 20B 20C 20D 20E

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 24 Ventilation System 21. PROBES: The controller can operate with 1 or up to 4 probes. Select the probes that are connected using the on screen buttons. When icon is pressed the icon will go from gray to green in color. Probes are averaged together to obtain the room temperature. Each probe is monitored in case of error. Anytime a probe error occurs, the remaining probes are averaged. An error indicator “ERR” will illuminate beside the probe that has the fault on the MAIN screen and on the PROBE screen. If only Probe#1 is used and has a fault, controller will illuminate ALARM icon on IDLE and MAIN pages. Controller will operate Stage 1 fan at minimum speed % setting. During ZONE heating, probes 1 and 2 are Zone 1; probes 3 and 4 are Zone 2. The two probes in each zone are averaged, however if either zone were to lose both probes, the controller will indicate ALARM and controller will operate Stage 1 fan at minimum speed % setting.. Heaters will turn off. 21A: SELECT ACTIVE PROBES: Press icon of probe number to be used. Icon will turn green when selected. 21B: TEMPERATURE PROBE ADJUSTEMENT OFFSET: Provides adjustment to the display temperature value. Use for fine tuning only. Offset can be increased or decreased by 0.1 degrees to a maximum of +/-5 degrees. Default is “0” and should only be changed if displayed temperature does not match measured temperature using an external device. When making adjustments, the displayed temperature will update slowly as the data that is displayed is averaged over a period of time for reading stability. Offset adjustment is for minor variations in probes and not intended to correct the reading of a faulty probe. 21A 21B

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 25 Ventilation System ================================================================== 22. CURVES: The temperature SET POINT comes from one of two locations. One location is the manually adjusted value on the MAIN screen or IDLE screen, the second is from a temperature curve which defines the set point based on a day number. The temperature curve is defined by 6 data entries. Each define the day number, temperature and minimum speed ventilation. Temperature set point will decrease proportionally every hour between the set points automatically when the temperature curve is activated. Once the final day entry is reached, the controller will hold that temperature until the temperature curve is re-activated. Rules for entries Highest day entry 999 First day entry must start at the lowest day number. Day number entries must always increase for each of the following data row entries. Typically the highest temperature will be on the first day entry (first row of data) and decrease. However note the temperature entries can increase or decrease. Maximum deviation in temperature between day entries is 4F (2.2C) Minimum ventilation curve follows the same day number as the temperature curve and is active simultaneously with the temperature curve. Minimum ventilation curve sets the minimum speed of the Stage 1 fan for each day entry. 22A: TEMPERATURE/DAY CURVE INPUTS: Press the block for the day entry# or the temperature entry#. A keyboard will pop up to enter the value. Once the value is selected, press enter on the keyboard screen. 22A 22B 22D 22C 22E

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 26 Ventilation System Continue entering a day value and temperature value for all 6 entries. DO NOT LEAVE ANY BLANK. If the temperature is not to change after less than 6 entries, then enter the same temperature for following day entries. 22B: MINIMUM VENTILATION CURVE INPUTS: The day entries are automatically carried over by the temperature curve side. Press the entry # to change the minimum ventilation speed. Keyboard will pop up to enter value. Once value is selected press enter on the keyboard page. Minimum Ventilation speed cannot be adjusted below the minimum speed setting for STAGE 1 fan on the STAGE 1 page. 22C: ACTIVATE/DE-ACTIVATE CURVE: Press icon to activate the curves. Icon will change to red color indicating the button has changed operation to allow you to De-activate the curves. 22D: CURVE STATUS: Once the curve has been activated, the CURVE STATUS will indicate the current day, temperature and fan speed % currently active from the curve. If the curve needs to begin on a different day than the first day entry, press the block displaying the DAY# in the Curve Status area. This will launch a key pad titled DAY# 1 Entry. Simply select the day number you want the curve to begin and press ENTER. Curve will then start on that day and temperature will update to show value at that point on the curve.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 27 Ventilation System 22E: PAUSE/RESUME: When the Temperature curve is activated, a PAUSE button will appear. This will allow user to temporarily pause the curve function. Controller will revert to manual set-point. This feature is helpful when repair is needed and adjustment of set point is required during repair. When curve is paused, a pause icon will appear on all screens that display the temperature curve temperature setting. Curve enabled icon will be illuminated indicating the curve is still activated. When the curve is paused, the PAUSE icon will change to RESUME. Press RESUME icon to restart the curve where it left off. When the temperature curve is de-activated, the PAUSE/RESUME button will not appear. ================================================================== 23. IDLE SCREEN: When the controller is idle for 10 minutes, the screen will revert to an idle screen that displays the control status and temperatures in large graphics and fonts so that it can be read from a short distance. Screen will also darken slightly after 1 minute of no activity. Simply touch screen anywhere to bring brightness back up. Press MENU button to access MAIN screen. If controller is passcode protected, pressing the MENU button will launch screen requesting passcode. Items on the IDLE screen that are adjustable are MANUAL SET POINT and the MINIMUM SPEED of STAGE 1. 22E

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 28 Ventilation System ================================================================== SECTION 11: PC Interface: The HSVC1024 series controller is capable of interfacing with a PC interface controller using a HSVC-PCCOM2 communication card installed in the HSVC1024 controller. This allows the ventilation controller to communicate information to the PC interface such as set point, temperatures and alarms. Also allows the PC interface to control the set point, alarm reset and cleaning modes. When the PC Interface performs an initial search of controllers connected, it will assign each ventilation controller a unique number (see below figure showing the location of the Controller ID#). The set point and room temperature is communicated from the ventilation controller to the PC Interface. The PC Interface can also change the set point of the ventilation controller. When the PC Interface places the ventilation controller in “Cleaning Mode” the ventilation controller will follow the cleaning mode set point established by the PC Interface, switch to minimum ventilation and an ICON will pop up on the IDLE and HOME screens indicating the controller is in Cleaning Mode. Once controller is taken out of “Cleaning Mode” the set point will have to be changed from the Cleaning Mode set point as required at the ventilation controller or the PC interface . SECTION 12: IMPORTING AND EXPORTING DATA To import or export SETTINGS, access data port by opening front door. Access the USB data port located on the back of the front door near the bottom of the circuit board. Insert flash drive provided with controller. A USB style plug icon will appear on the screen. On the SETTINGS SCREEN press IMPORT / EXPORT SETTINGS. Controller ID #

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 29 Ventilation System Follow on-screen instructions which will allow user to acknowledge importing or exporting to the flash drive. EXPORT is when you wish to save the controller settings to the portable flash drive. IMPORT is when you wish to save the portable flash drive data to the controller. This will overwrite any existing settings in the controller and replace them with the data from the flash drive. When file transfer has completed, screen will be displayed indicating Import or Export is complete. SECTION 13: FACTORY RESET In the event it is desired to return the controller back to factory default settings, a FACTORY RESET can be performed. Go to SETTINGS PAGE and find the ICON “FACTORY RESET.” Press the icon and a new page will be launched for you to confirm the factory reset. Press “YES” for at least 2 seconds and controller will be returned to its factory state. SECTION 14: BATTERY BACK UP Settings in the controller are backed up with an onboard battery for extended data retention after power loss. However the controller also provides input terminals for user to connect a 12VDC battery to provide backup operation during power loss. DC back up voltage will allow operation of Stage 3 through 6 only. See wiring diagram for battery connection location. Battery not included. SECTION 15: SOFTWARE UPDATE In the event it becomes necessary to update the microprocessor software, it can be updated via the data port. Remove power from the controller. Access the data port located on the back of the front door near the bottom of the printed circuit board. Insert flash drive containing software update. Return power to controller. Update should start automatically. Screen visible will show V1.5 with an increasing numeric value beside it indicating the status of the update. Once the update completes the display will indicate to remove the flash drive. In the event the automatic update does not start on power up, remove power and start process once again. Touchscreen display can also be updated. This information contains all of the on-screen information and touch panel configuration. Remove power from the controller. Open front door and locate the SD card slot that is found on the right side of the circuit board. Use the SD card containing the software update. Insert SD card until it clicks into place. Restore power to controller. Automatic update will occur. When complete, screen will switch to HOG SLAT LOGO/GROWER SELECT screen. In most cases controller will resume operation from this screen, If not, touch the screen twice which will advance screen to the MAIN screen. UPDATE is complete. Remove power and remove SD card by pushing in the card to release it.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 30 Ventilation System SECTION 16: REPLACEMENT PARTS ITEM NUMBER PART NUMBER DESCRIPTION 1 HSVC1000-4 ENCLOSURE, REAR HOUSING 2 HSVC1000-9 COVER PLUG, SCREW MOUNTING HOLE 3 HSVC1024-1 PCB, RELAY, POWER SUPPLY BACK BOARD 4 HSVC1000-3 ENCLOSURE, FRONT DOOR 5 HSCD200-1-5 PIN, HINGE FOR CLEAR COVER 6 HSCD200-1-10 CLEAR COVER, TOUCHSCREEN 7 HSVC1000-8 LATCH, CLEAR COVER 8 HSVC1024-2 PCB, MICROPROCESSOR BOARD 9 HSVC1024-8 PLUG, RUBBER SEAL FOR PROBE CABLE 10 60932 SCREW, 10-16 X 1 ¼” HEX HEAD 11 HSVC1000-7 COVER, LOWER ENCLOSURE 12 HSVC1024-7 INSULATOR, SILICONE 13 HSVC1024-6 BUTTON, HEAT SINK SPACER 14 HSVC1000-6 SLIDE LATCH, FRONT DOOR 15 HSVC1024-5 TOUCH SCREEN, 7” DISPLAY 16 HSCD200-1-7 GASKET, TOUCH SCREEN 17 EL1051 FUSE, 5MM X 20MM 1A, 250V, FAST ACTING (PACKAGE OF 5) 18 EL1031 FUSE, .250” X 1 ¼” ,15A MDA, 250V (PACKAGE OF 5) 19 CABLE, RIBBON , CONNECTION BETWEEN TOUCHSCREEN AND BOTTOM BOARD

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 31 Ventilation System SECTION 17: CONTROLLER PARAMETER VALUES PARAMETER DEFAULT MIN. MAX. USER VALUE EMPTY BARN (C OR F) 32F -40F 120F STAGE 1 MIN SPEED % 50% 10 100 STAGE 1 START UP DELAY (0-10VDC) 5 1 20 STAGE 2 MIN SPEED % 50% 10 100 MIN. VENT CYCLE ON TIME (SEC.) 60 0 1000 MIN. VENT CYCLE OFF TIME (SEC.) 240 0 1000 HUMIDITY COMPENSATION % 20 0 100 HUMIDITY LEVEL SET POINT % 65 0 100 DE-ICING CYCLE TIME (MIN.) 1 1 720 DE-ICING TIME (SEC.) 0 0 900 BW STAGE 1 (C OR F) 2 .3 20 OFFSET STAGE 2 (C OF F) .5 .3 20 BW STAGE 2 (C OR F) 1.5 .3 20 DIFF STAGE 3 2 .3 20 DIFF STAGE 4 2 .3 20 DIFF STAGE 5 2 .3 20 DIFF STAGE 6 2 .3 20 MIST ON TIME (MIN.) 1 0 60 MIST OFF TIME (MIN.) 10 0 60 MAX HUMIDITY CUT OFF (%) 95 40 100 MIST COOLING OFFSET (C OR F) 14 .5 40 MIST COOLING DIFF. (C OR F) 2 .5 20 MAX ZONE TEMP DIFF (C OR F) 7.5 0 40 HEATER 1 DIFF (C OR F) 2.0 .3 20 HEATER 1 OFFSET (C OR F) 2.0 -20 30 HEATER 2 DIFF (C OR F) 2.0 .3 20 HEATER 2 ZONE DIFF (C OR F) 2.0 .3 20 HEATER 2 ZONE OFFSET (C OR F) 2.0 -20 30 EMPTY BARN ALARM (C OR F) 32F -40 100 ALARM HIGH OFFSET (C OR F) 12 .5 40 ALARM LOW OFFSET (C OR F) 10 .5 40

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 32 Ventilation System SECTION 18: MOTOR CURVES SIZE (inches) TAMAÑO (pulgadas) MODEL MODELO HP RPM CURVE # CURVA 9 AT0972 3350 1 9 PLF9 1/5 5 9 PLF9 1/6 6 10 FRANKLIN 1/6 3450 1 10 EXFAN 1/4 1700 1 10 MULTIMAX .09 1670 7 12 PLF12 1 12 EMERSON 1/6 3400 2 12 MAGNETEK 1/6 3300 2 12 MAGNETEK 1/6 1725 2 12 EXAFAN ¼ 1700 4 12 ZIEHL-ABEGG 5 12 MULTIFAN 2E30 6 12 MULTIFAN 4E30 6 12 MULTIMAX .09 1670 3 12 AIRSTREAM APP 12F 9 12 BAS SS-12VS 10 12 CANARM 10 12 HS9007 1/4 1725 9 14 LEESON 1/4 1625 1 14 PLF-14 1 14 EXAFAN 1/4 1700 2 14 MULTIMAX .21 1570 3 14 BALDOR 1/4 1700 5 14 MULTIFAN 4E35 4 14 MULTIFAN 4E25 7 14 CANARM 9 14 APP 14F 10 14 HS9007 1/4 1725 10 16 PLF 16 1/4 1 16 EXAFAN 1/3 1700 2 16 AT16Z 1625 3 16 MULTIMAX 0.21 1570 3 16 EXAFAN 1100 4 16 MULTIFAN 4E40 5 16 CANARM 8 16 MULTIMAX 0.26 1040 8 18 LEESON 1/3 1625 1 18 BALDOR 1/3 1700 2 18 CANARM 2 18 EXAFAN 1/3 1700 2 18 MAGNETEK 1/3 1725 3 18 MARATHON 1/3 1625 3 18 MULTIMAX 0.26 1040 3 18 MULTIMAX 0.36 1570 3 18 ZIEHL-ABEGG 4 18 MULTIFAN 4E45 5 18 AIRSTREAM APP18F 8 18 PLF 18 8

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 33 Ventilation System 18 HS9008 1/3 1725 8 20 EXAFAN 0.53 1700 2 20 MULTIMAX 0.62 1080 2 20 CANARM 4 20 EXAFAN 1100 4 20 MAGNETEK 1/3 1040 4 20 MULTIMAX 0.36 1570 4 20 ZIEHL-ABEGG 4 20 MULTIFAN 4E50 5 21 VALCO 1/2 1690 1 22 MULTIMAX 0.67 1080 3 24 EXAFAN 0.63 1700 2 24 LEESON 1/2 1625 2 24 MARATHON 1/2 1625 2 24 VALCO 1/2 1625 2 24 CANARM 3 24 MULTIMAX 0.62 1080 3 24 AIRSTREAM APP-24F 4 24 AT24Z 1075 4 24 EXAFAN 1100 4 24 BALDOR 1/3 1140 5 24 MULTIMAX 0.67 1690 7 24 PLF-24 8 24 HS9006A 1/3 1100 4 26 VORTEX VX26F 0.375 1075 6 36 LEESON 3/4 1625 2 36 MARATHON 3/4 1040 4 36 AIRSTREAM APP 36F 5 36 AT36Z1 5 36 MAGNETEK 1/2 840 5 36 HS9009A 1/2 900 5 14 EMY WLA4/350 1 14 WMYWLV4/350 2 14 VICTORIA CLASSIC ABB 7 16 EMY WLV4/400 3 16 MULTIFAN 4E40 2 16 VICTORIA CLASSIC ABB 4 18 EMY WLV4/450 2 18 MULTIFAN 4E45 2 18 VICTORIA CLASSIC ABB 3 20 VICTORIA CLASSIC ABB 7 20 MULTIFAN 4E50 2 24 MULTIFAN 4E63 2 24 AIRSTREAM APP-24F 1 32 MULTIFAN 6E82 2 36 MULTIFAN 6E92 2 50 Hz MODELS

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 34 Ventilation System SECTION 19: Troubleshooting Guide Problem Possible Cause Possible Solution Touchscreen does not come on No power to controller Check circuit breaker Blown Fuse Check power supply (item #17) 1A fuse Incorrect wiring Confirm power supply wires are connected to correct terminals. Refer to wiring diagram If board has power, red LED on top left corner of back board will illuminate. Screen ribbon cable not plugged in properly Check ribbon cable is fully seated on both ends Screen not plugged into mating circuit board properly Check that touchscreen and mating board are connected at the plug and plugs are aligned with each other. Voltage selector switch set to wrong voltage Find selector switch and switch to correct input voltage being used. Probe Error - Controller in Alarm State Probe #1 – open connection, bad probe or probe wiring Correct wiring issue with Probe 1 or replace probe. Verify probe 1 is in the correct terminals on the controller bottom board. In the case Heat stages are set to zones. Both probes in one or both zones have an error Check probe page. Defective probe will be highlighted. Correct wiring or replace. Verify probes are in correct terminals. Probe Error other than Probe #1 - Not in alarm state Open or bad probe or probe wiring Check probe page. Defective probe will be highlighted. Correct wiring or replace. Controller will function and calculate the average of the remaining probe(s) Stage 1 or Stage 2 fans do not run Wiring incorrect Verify terminal “L1 IN” is supplied by Line voltage (120V supply) or L1 (240V supply). S1 output goes to Fan #1 Line in. S2 output goes to Fan #2 Line in. Both fans remaining line is connected to Neutral (120V) or L2 (240V) Stage 1 or Stage 2 fuse is blown Check 15A fuse (reference item #18 on Replacement Parts page) Minimum speed set too low Increase minimum speed Incorrect motor table number chosen Verify motor being used and select correct motor curve. Incorrect motor curve with minimum speed too low will cause motor not to run. To verify motor runs increase minimum speed above 80% to confirm wiring is correct and fans will run. Defective fan motor Verify motor by using another power source. Stage 1 or Stage 2 fans run continuously at full speed Wired incorrectly Confirm correct wiring per wiring diagram

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 35 Ventilation System Temperature is above set-point Verify set-point is correct Stage 1 or Stage 2 fans do not turn off Incorrect wiring Confirm correct wiring per wiring diagram Minimum vent OFF time set to zero Correct time off as necessary Stage 1 or Stage fans have erratic operation incorrect motor curve assigned to motor Check motor type and make correct motor curve selection. Incorrect motor curve can cause fan to surge up and down in speed. Stage(s) 3,4 or 6 not operating Stage fuse blown Check 15A fuse for the affected stage (reference item #18) Wired incorrectly Confirm correct wiring per wiring diagram Heat stages not working Number of heater(s) not selected. Go to Heat page and select the number of heaters and if cascaded or zones modes Heaters connected to wrong output Stages 5 and/or stage 6 are heat stages when heaters are selected. Refer to HEAT page for directions on assignment Stage fuse blown Check 15A fuse for the affected stage (reference item #18) Mist stage not working Mist stage connected to wrong output Go to Mist page. Mist stage is assigned to last cooling stage available If no heaters are chosen, then Mist stage is stage 6. If 1 heater, Mist is stage 5. If 2 heaters, Mist is stage 4 Once heaters are chosen, activate Mist cooling, stage assignment will be illuminated Stage fuse blown Check 15A fuse for the affected stage (reference item #18) Controller in Alarm Status One of several possible conditions has triggered Alarm Status Go to ALARM page to see Probe #1 failure or in the case of 2 zones, a loss of both probes in a zone High Alarm, temperature over Set-point + Alarm High Offset Low Alarm, Temperature under set-point - Alarm low Offset System error or unresponsive Power surge, flicker or other event may cause controller to produce an error. Disconnect the power for 10 seconds and restart controller. No setting will be lost. Stage indicator ON but no output or output is significantly delayed. Voltage selector is not set for correct supply voltage Disconnect the power and open controller cover. Find RED selector switch on bottom board located in the upper right hand corner. Verify switch is set to correct incoming voltage. Typically issue is incoming supply is 120V and selector switch is set for 240V. Controller will appear to be working but outputs will either not work or have delayed reaction.

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 36 Ventilation System INTENTIONALLY LEFT BLANK

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 37 Ventilation System INTENTIONALLY LEFT BLANK

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 38 Ventilation System INTENTIONALLY LEFT BLANK

Hog Slat Inc. Newton Grove, NC USA July 2024 REV A5 39 Ventilation System Hog Slat Limited Warranty Hog Slat warrants products to be free from defects in material or workmanship for a period of twelve (12) months from the date of original purchase. Hog Slat will credit, repair, or replace, at its option any product deemed defective within this time period. Labor costs associated with the replacement or repair of the product are not covered by the Seller/Manufacturer. Conditions and Limitations 1. The product must be installed by and operated in accordance with the instructions published by the Seller/Manufacturer or Warranty will be void. 2. Warranty is void if all components are not original equipment supplied by the Seller/Manufacturer. 3. This product must be purchased from and installed by an authorized retailer/distributor or certified representative thereof or the Warranty will be void. 4. Malfunctions or failure resulting from misuse, abuse, negligence, alteration, accident, or lack of proper maintenance shall not be considered defects under the Warranty. 5. This Warranty applies only to components/systems for the care of poultry and livestock. Other applications in industry or commerce are not covered by this Warranty. 6. This Warranty applies only to the Original Purchaser of the product. The Seller/Manufacturer shall not be liable for any Consequential or Special Damage which any purchaser may suffer or claim to suffer as a result of any defect in the product. “Consequential” or “Special Damages” as used herein include, but are not limited to, lost or damaged products or goods, costs of transportation, lost sales, lost orders, lost income, increased overhead, labor and incidental costs and operational inefficiencies. THIS WARRANTY CONSTITUTES THE SELLER/MANUFACTURER’S ENTIRE AND SOLE WARRANTY AND THIS MANUFACTURER EXPRESSLY DISCLAIMS ANY AND ALL OTHER WARRANTIES, INCLUDING, BUT NOT LIMITED TO, EXPRESS AND IMPLIED WARRANTIES AS TO MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSES SOLD AND DESCRIPTION OR QUALITY OF THE PRODUCT FURNISHED HEREUNDER. Hog Slat Retailers/Distributors are not authorized to modify or extend the terms and conditions of this Warranty in any manner or to offer or grant any other warranties for GrowerSelect products in addition to those terms expressly stated above. An officer of Hog Slat must authorize any exceptions to this Warranty in writing. The Seller/Manufacturer reserves the right to change models and specifications at any time without notice or obligation to improve previous models.

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