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Operation and Maintenance Instructions
Envistar Top 04-21
DSET.181201.00.EN
Continuous product development may give rise to specification changes without notice.
Without control equipment (code UC, MK, US)
Status information can be read on the Carel display (Main menu/Status - I/O).
Status A01 Value, example Explanation
Compressor:
Off 0.0 Hz Compressor frequency.
Drive status:
Compressor Off Status of compressor.
Derating status:
Normal, inactive Restriction of the maximum frequency
due to pressure/temp. ratio.
Status A02
B1=Cool.demand:
0.0% The cooling demand signal based on
0–10 V input.
B3=Ambient:
21.7°C Compressor’s ambient temp. (extract
air)
High pressure:
0.0 b High pressure (relative)
Discharge:
0.0°C Hot gas
Status A03
Inverter temp:
0.0°C Internal temp. of the inverter.
Voltage supply:
0 V Supply voltage to inverter (1 phase).
Voltage DClink:
0.0 V Internal DC voltage of the inverter.
Compressor power:
0 W Electrical power use.
Compressor current:
0.0 0.0 0.0 A Compressor current.
Status A05
NO1=Compressor:
O Relay status of operating indication.
NO2=Global alarm:
C Relay status of alarms.
Status A06
Overheating/Setpoint overheating
Suction gas temp
Valve opening
Low pressure (relative)
Evaporation temp
Status A06
Working hours
Comp.1
000000 h Operating time
Status A11
Modbus online:
Drive application:
Drive motor:
Expansion valve:
Yes
Yes
Yes
Status of communication
– control application
– motor control
– expansion value control
Auto setup:
On Auto setup for communication, result.
Start auto setup:
Off Auto setup for communication.