Zone
Zone
INPUTS & OUTPUTS
RSMD Technical Guide
8
RSMD Input/Output Map
REFRIGERATION SYSTEM MODULE
FOR DIGITAL COMPRESSORS
Analog Inputs
1 Suction Pressure 1 Sensor (SP-1)
2 Head Pressure 1 Sensor (HP-1)
3 Suction Pressure 2 Sensor (SP-2)
4 Head Pressure 2 Sensor (HP-2)
5
Compressor Discharge Temperature Sensor 1
(TEMP1)
6
Compressor Discharge Temperature Sensor 2
(TEMP2)
7 Leaving Water Temperature Sensor (TEMP3)
Binary Inputs
1 Compressor Status 1 (BIN1)
2 Compressor Status 2 (BIN2)
3
Outside Coil Temperature / Proof of Water Flow
(BIN3)
4 Emergency Shutdown (BIN4)
Analog Outputs (0-10 VDC)
1 Condenser 1 Fan Signal (AOUT1)
2
Condenser 2 Fan Signal (0-10 VDC) or WSE
Bypass Actuator (2-10 VDC) (AOUT2)
Binary Outputs (24 VAC)
1 Compressor 1 Enable Relay (RLY1)
2 Compressor 2 Enable Relay (RLY2)
3 Condenser 1 Enable Relay (RLY3)
4 Condenser 1 Enable Relay (RLY4)
Table 1: RSMD Inputs & Outputs
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