Evco EPH4DXP1SA Bedienungsanleitung PDF herunterladen (Seite 15)

EVCO S.p.A. c-pro 3 hecto MCSA | User manual ver. 2.0 | Code 144MCSAE204

page 15 of 52

2.3.1 Electric connections (default configuration)

Hereinafter the default I/O configuration for the three pre-set kind of machine. They can be modified by operating on

the dedicated parameter (PGUT) or on the dedicated parameters (manufacturer menu); see the dedicated paragraph.

PGUT = 1

- zone 1 (temperature and humidity)

- zone 2 (temperature)

- Vroom.

I/O Description

Zone controller

Analogue inputs

AI 1 External Temperature (NTC)

AI 2 Supply Temperature ( NTC)

AI 3 Zone 2 temperature (NTC)

Serial ports

RS 485 Modbus RTU protocol

CANbus To the V-room (N.B. with V-room receive temp. probe °C and RH% signals via bus)

V-room temperature probe (zone 1)

V-room humidity probe (unique)

Digital inputs (potential-free contact ON-OFF)

DI 1 Mixing circuit flow switch

DI 2 Hot block alarm boiler

DI 3 Alarm – cooling block Chiller

DI 4 Remote summer winter

DI 5 Dehumidifiers alarm

Analogue outputs (PWM/0-10V/4-20mA)

AO 1 not available

AO 2 0-10 V flow modulating valve (or 4-20 mA to be ordered)

AO 3 Heating booster control (winter) or for cooling (summer)

Digital Outputs (Relay)

DO 1 collector_zone 1

DO 2 collector_zone 2

DO 3 Dehumidifier collector/dehumidifier consent

DO 4 Hot consent (Boiler or HP)

DO 5 Cold consent (Chiller)

DO 6 Apartment flow line circulation pump control

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