Installation manual
6
EKFCMBCB7
Modbus interface PCB kit
4PW65443-1B – 2021.06
NOTE
■ A Modbus PCB needs to be connected on a FWF or FWC unit which has its own
remote controller address.
■ Maximum 8 Modbus PCBs can be connected on a 0.75 mm
2
wire.
■ Maximum 15 FWF or FWC units can be connected on a FWF or FWC unit which
has its own remote controller address.
NOTE
■ The cable terminal (resistor) is integrated in the Modbus PCB and is enabled by
means of a DIP switch (SS2).
■ In case the Modbus PCB is used as cable terminal (refer to "E: Termination of the
Modbus communication line on page 5"), the DIP switch SS2 must be set to ON,
otherwise it must be set to OFF.
■ DIP switch SS1 must always be set to OFF.
4PWEN65443-1B.book Page 6 Tuesday, June 29, 2021 11:58 AM
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