Rev. F 02-2021
24
MTEC.6400.GB-F-1 Operation and maintenance manual HDA series English
HDA
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4.11 Installation of built-in room electronic sensor (RGDD)
TELEPHONE CABLE
CONNECTION CABLE WITH
ADAPTER UNITS
SERIAL INTERFACE
CARD
4.12 Serial interface card RS485 (INSE)
Supervision system interface serial board (MODBUS RS485 available only)The installation of the card will allow the unit to be plugged in
and connected to a system with MODBUS protocol. This system allows you to remotely monitor all parameters of the unit and change their
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wiring as shown in the diagram. Any reversal of polarity will result in the non-functioning unit.
The supervision connectivity cable must be telephone one type 2x0, 25 mm
2
.
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contacting the assistance.