GrowerSELECT - HS730 Series Stage Manager Controllers Installation Manual

Hog Slat Inc. Newton Grove, NC USA August 2017 4 Ventilation Systems The PCB Relay cards are factory wired “Normally Open” (See Figure 2). This means anytime a control signal is received from the environmental controller, the connected equipment will turn ON. However if in the case the equipment is to be turned OFF when the environmental control signal is ON, then the PCB relay card contact form can be changed to “Normally Closed” (See Figure 3) by moving both jumpers from RLYA-NO and RLYB-NO to RLYA-NC and RLYB-NC respectively. You must move both jumpers in order for it to operate properly. Factory Wired Normally Open Normally Closed Field Wiring Instructions: PCB RELAY CARD (HS730R) Figure 4 Stages are Numbered 1….X depending upon model. Example in Figure 4 is an 8 stage Relay Card. Input identified on the left terminal block while corresponding outputs are on the right terminal block. Control signals for each stage are located at the top terminal block. Grounding terminal is located at the bottom terminal block. Figure 2 Figure 3