EVCO EPH4DXP1CT Installer manual - Manual (Page 11)

Evco S.p.A. c-pro 3 CLIMA sistema | Installer manual ver.1.1 | Code 144CP3CSE114
page 11 of 74
3.3 Electric connections
3.3.1 Thermal power plant electric connections (MCCT) hecto +
c-pro 3 hecto+ Thermal plant controller
I/O Description
1 or 2 delivery lines (PL01 = 1 or 2) 3 or more delivery lines (PL01 = from 3 to 6)
Analog inputs (NTC / 0-5V / 4-20mA)
A/I 1 CT External air temperature – NTC External air temperature – NTC
A/I 2 CT Delivery temperature 1 – NTC Delivery temperature 1 – NTC
A/I 3 CT Delivery temperature 2 – NTC Delivery temperature 2 – NTC
A/I 4 CT Summer/Winter Summer/Winter
A/I 5 EXP Not used Delivery temperature 3 – NTC
A/I 6 EXP Not used Delivery temperature 4 – NTC
A/I 7 EXP Not used Summer/Winter
A/I 8 EXP Not used Not used
Serial ports
Rs485 RS485 modbus RTU (su RJ45) RS485 modbus RTU (su RJ45)
CANbus Ai moduli c-pro 3 CLIMA sistema Ai moduli c-pro 3 CLIMA sistema
Digital inputs (ON-OFF 24V)
D/I 1 CT Alarm (block) Boiler Alarm (block) Boiler
D/I 2 CT Alarm chiller – heat pump Alarm chiller – heat pump
D/I 3 CT Delivery pump 1 flow switch (and/or thermal
switch)
Delivery pump 1 flow switch (and/or thermal
switch)
D/I 4 CT Delivery pump 2 flow switch (and/or thermal
switch)
Delivery pump 2 flow switch (and/or thermal
switch)
D/I 5 CT ON-OFF remote ON-OFF remote
D/I 6 EXP Not used Delivery pump 3 flow switch (and/or thermal