AAON RSMZ User Manual

8
RSMZ Technical Guide
INSTALLATION AND WIRING
RSMZ Module and Subcool Monitor Input/Output Maps
Input/Output Maps
See Table 2, this page for the RSMZ Module inputs and outputs,
Table 3, this page for Subcool Monitor Module inputs and
outputs, and Table 4, this page for the Reheat Expansion Module
inputs and outputs.
RSMZ MODULE
Analog Inputs
1 Head Pressure Transducer (HP)
2 Discharge Temperature Sensor (TEMP1)
Binary Inputs
1 Compressor 1 Status (BI1)
2 Compressor 2 Status (BI2)
3 Oil Level Switch (BI3)
4 Emergency Shutdown (BI4)
Analog Outputs (0-5 VDC)
1 Not Used (AO1)
2 Condenser Fan VFD (AO2)
Relay Outputs (24 VAC)
1 Compressor 1 Enable (RLY1)
2 Compressor 2 Enable (RLY2)
3 Condenser Fan Enable (RLY3)
4 Reheat Enable (RLY4)
DMQ USHX Communication Terminals
1 Expansion Valve 1 (EXV-1)
2 Expansion Valve 2 (EXV-2)
3 Not Installed (EXV-3)
4 Not Installed (EXV-4)
Communication Terminals
DUAL
E-BUS
2 EBC E-BUS Ports
MODBUS MODBUS Communication Terminal Block
SUBCOOL MONITOR MODULE
Analog Inputs
1 Liquid Line Pressure Transducer 1 (SP-1)
2 Liquid Line Pressure Transducer 2 (HP-1)
3 Liquid Line Pressure Transducer 3 (SP-2)
4 Not Used
Temperature Inputs
1 Liquid Line Temperature 1 (TEMP1)
2 Liquid Line Temperature 2 (TEMP2)
3 Liquid Line Temperature 3 (TEMP3)
Communication Terminals
DUAL
E-BUS
2 E-BUS Ports
REHEAT EXPANSION MODULE
Analog Output
1 HGR Valve
Binary Input (24 VAC)
1 Reheat Enable Input
Communication Terminals
COM Communication Terminal Block
Table 2: RSMZ Inputs and Outputs
Table 3: Subcool Monitor Inputs and Outputs
Table 4: Reheat Expansion Module Outputs

AAON RSMZ Specifications

General

Brand	AAON
Model	RSMZ
Category	Control Unit
Language	English