Evco c-pro 3 nano CHIL - Page 5

EVCO S.p.A. c-pro 3 nano CHIL | Application manual ver. 1.0 | Code 144CP3NCHE104
page 5 of 90
8.19.3 Forced Switch-off .................................................................................................................................. 69
8.19.4 High pressure reduction at high temperatures (chiller) ........................................................................ 70
8.19.5 Low pressure parcelling at low temperatures (heat pump) ................................................................... 70
8.19.6 Operating limit management (heat pump) ............................................................................................ 71
8.19.7 Cooling/Heating Function by Request ................................................................................................... 72
8.19.8 Setpoint variation from digital input ..................................................................................................... 72
8.20 Management of the EVDRIVE03 built into the system ................................. 72
8.20.1 Enablement of EEV Operation ................................................................................................................ 72
8.20.2 PID Parameter Settings ........................................................................................................................ 73
8.20.3 Modulation of the SH set ....................................................................................................................... 73
8.20.4 CAN Configuration ................................................................................................................................. 73
8.21 Manual Operation ........................................................................................ 73
8.21.1 Compressors ......................................................................................................................................... 73
8.21.2 Fans ...................................................................................................................................................... 74
8.21.3 Pumps ................................................................................................................................................... 74
8.22 Restoring the Preset Parameters ................................................................ 74
8.23 Parametrisation Pen drive ........................................................................... 75
9 ELECTRICAL DIAGRAM ....................................................................................... 75
9.1 Layout c-pro 3 nano+ connection ................................................................... 75
9.1.1 Connectors ............................................................................................................................................ 75
9.1.2 Connection to the power supply ............................................................................................................ 76
9.1.3 Analogue input connection .................................................................................................................... 76
9.1.4 Digital input connection ........................................................................................................................ 76
9.1.5 Analogue output connection.................................................................................................................. 77
9.1.6 Digital output connection ...................................................................................................................... 77
9.1.7 INTRABUS port connection .................................................................................................................... 77
9.1.8 RS-485 MODBUS port connection .......................................................................................................... 78
9.1.9 CAN port connection ............................................................................................................................. 78
9.1.10 USB port connection to a personal computer ........................................................................................ 79
9.1.11 USB flash drive connection .................................................................................................................... 79
9.1.12 Fitting the termination resistor for the RS-485 MODBUS and CAN networks ......................................... 79
9.2 Layout c-pro 3 EXP micro+ connection ........................................................... 81
9.3 EVDRIVE03 Connection Layout ....................................................................... 82
9.4 Vgraph Connection Layout .............................................................................. 82
10 DIAGNOSTICS .................................................................................................... 83
10.1 Manual and Automatic Alarms ..................................................................... 83
10.2 Manual Reset Alarms ................................................................................... 83
10.3 Automatic Reset Alarms .............................................................................. 83
10.4 Alarm Table ................................................................................................. 84
10.5 Alarm History .............................................................................................. 86