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4. COMPONENTS OF THE UNIT
UNIT DESCRIPTION
ELCAdoc 19/05/2021
Data Book
i-MTR2-G02-M0_0521_EN
•
0-10V proportional signal to command the condensing control
system of the remote air-cooled condenser.
•
Modulating motorized diverter valve for control of post-heating
coil.
ELECTRICAL PANEL
In accordance with EN60204-1 norms, suitable for indoor installation,
complete with:
•
Main door-lock disconnector switch on containment panel.
•
Magnetothermic switches for the compressor and fan.
•
Transformer for auxiliary circuit and microprocessor supply.
•
Numbered wirings.
•
Terminals
for
remote
magnetothermic switch, (optional).
•
Terminals:
OUTLETS
- Voltage free deviating contact for General Alarm 1-2.
- Voltage free contact for supply fans status.
- Voltage free contact for compressor operating signal
(optional).
•
INLETS
- External enabling.
- Smoke/fire sensors (the sensors are accessories).
•
Power supply:
- 400/3+N/50.
4.2. MICROPROCESSOR CONTROL SYSTEM
The unit is equipped with the controller connected to a 6 keys
keyboard with graphic display on which all information in English
language or easily identifiable symbols are displayed.
The controller disposes of a "flash" memory that preserves the
information even in absence of power supply. Part of memory is
dedicated to the registration of intervened events - up to 200 events.
CONNECTIVITY
Through the optional serial port, the microprocessor control ena-
bles communication with the modern buildings BMS systems with
the following protocols: MODBUS; LON; BACNET MS/TP RS485;
BACNET OVER IP.
condenser
power
supply,
with
11
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