1-43
Pioneer Gold 3.00 Controller Technical Guide
MODBUS Discrete Input Points
Name Type
Function
Codes
Addr
Data
Type
Description
Occupancy Status Discrete Input Boolean Indication of space occupancy
Digital Input 2 Status Discrete Input Boolean
Dehum Mode Discrete Input Boolean
Cool Mode Discrete Input Boolean
Heat Mode Discrete Input Boolean Indicates if unit is in Heating mode
Vent Mode Discrete Input Boolean Indicates if unit is in Vent mode
Water Economizer Failed Discrete Input Boolean Indicates if waterside economizer has failed to meet
cooling setpoint within allotted time
High Discharge Pressure
Alarm
Discrete Input Boolean Status of the high discharge pressure alarm
Emergency Shutdown Alarm Discrete Input Boolean Status of the emergency shutdown alarm
Auxiliary Alarm Discrete Input Boolean Status of the auxiliary alarm
Condensate Overow Alarm Discrete Input Boolean
Low Control Voltage Alarm Discrete Input Boolean Status of the low control voltage alarm
High Control Voltage Alarm Discrete Input Boolean Status of the high control voltage alarm
Low Suction Pressure Alarm Discrete Input Boolean Status of the low suction pressure alarm
Leaving Water Temp Alarm Discrete Input Boolean Status of the water leaving temperature alarm
DI2 Compressor Interlock
Alarm
Discrete Input Boolean
Air Coil Refrigerant Temp
Alarm
Discrete Input Boolean Status of the air coil refrigerant temp alarm
Entering Water Temp Alarm Discrete Input Boolean Status of the water entering temperature alarm
Desuperheater Pump Status Discrete Input Boolean Status of Desuperheater Pump
DI1 Compressor Interlock
Alarm
Discrete Input Boolean
Liquid Line Temperature
Alarm
Discrete Input Boolean Status of liquid line temperature alarm.
Table 1-24: MODBUS Discrete Input Points (Continued)
MODBUS POINTS
MODBUS Discrete Input Points
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