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INSTALLATION OPERATIONS AND MAINTENANCE MANUAL - RXC/Hi SERIES
13. RS485 SERIAL INTERFACE CARD
Serial line interface card to the supervision system (available only MODBUS-RS485). The installation of the card will allow the
unit to be connected to a system with MODBUS-RS485 protocol.
This system allows you to remotely monitor all the operating parameters of the unit and change their values. The serial inter-
face card is installed and wired exclusively in the factory.
The unit does not work in case of inversion of the polarity of the wiring. The unit is programmed with serial address 1. The list
of MODBUS variables is available by contacting the company.
14. FILTERS and HEAT EXCHANGER extraction
In order to remove the filters, it is necessary to unscrew the dedicated panels as shown in the picture here below.
In order to remove the heat recovery unit, it is necessary to unscrew the dedicated panels as shown in the picture here below.
Do not use water to clean the plate heat recovery unit. It is however possible to vacuum the rear part of the
heat exchanger after removing it, as shown on the picture.
