C-PRO MEGA RACK & C-PRO GIGA RACK APPLICATION MANUAL
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4
6.4.8
Inverter configuration .................................................................................................. 82
6.4.9
Compressors of different nominal power..................................................................... 83
6.4.10
Suction line loss of load compensation........................................................................ 84
6.4.11
Refrigeration power incrementing at high pressures ................................................... 85
6.5
Condensation regulation...................................................................................................... 86
6.5.1
Side band regulation..................................................................................................... 86
6.5.2
Neutral zone regulation ................................................................................................ 86
6.5.3
Side band regulation with inverter ............................................................................... 87
6.5.4
Neutral zone regulation with inverter .......................................................................... 88
6.5.5
Unique condensation (dual/triple circuits only)........................................................... 89
6.6
Fan management.................................................................................................................. 90
6.6.1
Fans per circuit............................................................................................................. 90
6.6.2
Fan status...................................................................................................................... 90
6.6.3
Fan rotation .................................................................................................................. 91
6.6.4
Protective device timings ............................................................................................. 92
6.6.5
Safety device inputs ..................................................................................................... 93
6.6.6
Inverter configuration .................................................................................................. 93
6.7
Miscellaneous controls ........................................................................................................ 94
6.7.1
Inverter configuration (compressors/fans) ................................................................... 94
6.7.2
Compressor time bands ................................................................................................ 95
6.7.3
Fan time bands ............................................................................................................. 96
6.7.4
Digital input setpoint alteration.................................................................................... 97
6.7.5
Supervisor setpoint alteration....................................................................................... 97
6.7.6
Manual operation ......................................................................................................... 97
6.7.7
Floating condensation management............................................................................. 98
6.7.8
Temperature probes...................................................................................................... 99
6.7.9
Last maintenance date .................................................................................................. 99
6.7.10
Restore default parameters........................................................................................... 99
7
DIAGNOSTICS ....................................................................................................................... 100
7.1
Manual and automatic alarms............................................................................................ 100
7.1.1
Manual alarms............................................................................................................ 100
7.1.2
Automatic alarms ....................................................................................................... 101
7.2
Alarm table ........................................................................................................................ 101
7.3
Alarm relays ...................................................................................................................... 104
8
LIST OF MODBUS VARIABLES.......................................................................................... 106
8.1.1
Modbus export table (C-PRO GIGA) ........................................................................ 106
8.1.2
Modbus export table (C-PRO MEGA) ...................................................................... 122