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Grundfos pump CIM200

Grundfos · CIM/CIU 200 · CIM200

Grundfos pump CIM200
Manufacturer
Grundfos
Product
CIM/CIU 200
Model
CIM200
Protocol
Modbus
Updated
2026-05-28
Driver ID
82

Notes

Modbus/RTU interface card for Grundfos pumps.

Registers 73

#NameUnitDescription
1HeadbarActual system head/pressure
2VolumeFlowm³/hActual system flow
3RelativePerformance%Performance relative to maximum performance
4SpeedrpmMotor speed
5FrequencyHzActual control signal applied to motor
6DigitalInputLogical value of external digital input signals
7DigitalOutputLogical value of external digital output signals
8ActualSetpoint%Actual setpoint: Open loop: % of nominal frequency. Closed loop: % of sensor maximum
9MotorCurrentAActual motor current.
10DCLinkVoltageVFrequency converter DC-Link voltage
11MotorVoltageVMotor Voltage
12PowerWTotal power consumption of the system
13RemoteFlowm³/hMeasured flow at external sensor
14InletPressurebarSystem inlet pressure (relative to atmospheric pressure)
15RemotePressurebarMeasured pressure at external sensor (relative to atmospheric pressure)
16LevelmTank level
17PowerElectronicTemp°CTemperature in frequency converter
18MotorTemp°CMotor winding temperature
19RemoteTemp°CTemperature at external sensor
20ElectronicTemp°CE-pump electronics temperature
21PumpLiquidTemp°CPumped-liquid temperature
22BearingTempDE°CBearing temperature, drive end
23BearingTempNDE°CBearing temperature, non-drive end.
24AuxSensorInput%Auxiliary sensor input.
25SpecificEnergyConsumptionWh/m³Specific energy consumption
26OperationTimehTotal operating time of the system
27TotalPoweredTimehTotal power-on time of the system
28TorqueNmMotor torque.
29EnergykWhTotal energy consumption of the system.
30NumberOfStartsNumber of times the E-pump has been started
31RemoteTemp2°CTemperature at external temperature sensor 2
32UserSetpoint%User-selected setpoint. Open loop: % of nominal frequency. Closed loop: % of setpoint range
33DiffpressurebarPressure between pump flanges
34OutletPressurebarPressure at pump outlet
35RemotePressure2barPressure measured by external sensor 2.
36LoadPercent%Motor current in percent of rated motor current.
37PumpUnixRtcPump time and date in UNIX format
38MaxFlowLimitm³/hActual maximum flow limit
39RemoteDiffTemp°CRemote differential temperature
40InletDiffPressurebarInlet differential pressure.
41OutletDiffPressurebarOutlet differential pressure
42RemoteDiffPressurebarRemote differential pressure
43StorageTankLevelmStorage tank level.
44AmbientTemp°CAmbient temperature
45HeatEnergyCounterkWhTotal accumulated heat energy in pump life time
46HeatPowerWActual heat power
47HeatDiffTemp°CDifferential temperature between forward and return pipe used for heat calculation
48Volumem³Totally pumped volume
49HeatEnergyCounter2kWhTotal accumulated heat energy in pump lifetime
50Volume2m³Totally pumped volume
51StatusStatus flags
52ProcessFeedback%
53ControlMode
54OperationMode
55AlarmCode
56WarningCode
57MonthsToBearingService
58BearingServiceType
59DriveState
60FeedbackSensorUnit
61FeedbackSensorMin
62FeedbackSensorMax
63NomFrequency
64MinFrequency%
65MaxFrequency%
66SetPointMin%
67SetPointMax%
68FlowEstimationState
69Run
70Running
71Setpoint write%
72Control mode write
73Operation mode write