Evco EPH4DXP1SA Manual do Utilizador descarregar pdf (Página 17)

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

page 17 of 52

PGUT=3

- zone 1 (temperature)

- zone 2 (temperature).

I/O Description

Zone controller

Analogue inputs

AI 1 External Temperature (NTC)

AI 2 Supply Temperature (NTC)

AI 3 Zone 2 temperature (NTC)

AI 4 Zone 1 temperature (NTC)

Serial ports

RS 485 Modbus RTU protocol

CANbus Not used

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 Not used

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 ON-OFF valve (2 or 3 ways) for energy recording

Digital Outputs (Relay)

DO 1 collector_zone 1

DO 2 collector_zone 2

DO 3 Hot consent (Boiler or HP)

DO 4 Cold consent (Chiller)

DO 5 Apartment flow line circulation pump control

DO 6 Alarm

3. USER INTERFACE

3.1 Display and keyboard

The user interface is made up from a 6-key membrane keyboard with graphical 128 x 64 pixel LCD in black and white,

which gives the instrument great capacity for information combined with user-friendliness.

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Evco EPH4DXP1SA Manual do Utilizador Página 17