Bitzer CM-RC-01, Reference Manual

Page: 34 / 44

v. 3.0 Reference guide
Compressor Control Module CM-RC-01
3.0
34 / 44
Modbus
type & addr
Name
Possible
values
Default Description
IR 12027 Motor start is
requested
(Input.StartActive)
unit None
scale 1
uint8 - Motor start is requested
(0=Off, 1=On)
IR 12028 Head cooling fan
(Output.HeadFan)
unit None
scale 1
uint8
- Head cooling fan
(0=Off, 1=On)
IR 12029 Liquid injection cooling
valve
(Output.LiquidInject)
unit None
scale 1
uint8 - Liquid injection cooling valve
(0=Off, 1=On)
IR 12030 Compressor start
unloading valve
(Output.Unloader)
unit None
scale 1
uint8
- Compressor start unloading valve
(0=Off, 1=On)
IR 12031 Capacity control valve
CR-1
(Output.CapReg1)
unit None
scale 1
uint8 - Capacity control valve CR-1
(0=Off, 1=On)
IR 12032 Capacity control valve
CR-2
(Output.CapReg2)
unit None
scale 1
uint8
- Capacity control valve CR-2
(0=Off, 1=On)
IR 12033 Capacity control valve
CR-3
(Output.CapReg3)
unit None
scale 1
uint8 - Capacity control valve CR-3
(0=Off, 1=On)
10.3.4 Status
– motor
The group contains status information for the motor.
Modbus
type & addr
Name
Possible
values
Default Description
IR 13001 Motor overheat
thermistor resistance
(PTC)
(Input.Thermistor)
unit Ohm
scale 1
uint16
- Motor overheat thermistor resistance (PTC)
IR 13002 Estimated motor
power consumption
(Input.Power)
unit kW
scale 10
uint16 - Estimated motor power consumption
IR 13003 Motor drive frequency
(speed)
(Input.PhaseFreq)
unit Hz
scale 10
uint16
- Motor drive frequency (speed)
IR 13006 Motor start contactor
1
(Output.MotorStart1)
unit None
scale 1
uint8 - Motor start contactor 1
(0=Off, 1=On)
IR 13007 Motor start contactor
2
(Output.MotorStart2)
unit None
scale 1
uint8
- Motor start contactor 2
(0=Off, 1=On)