Communication - Deif GC-1F Installation Instructions Manual

GC-1F
Wiring instructions
Cable
Belden 3106 A or equivalent. 22 AWG (0.324 mm
coverage.
Cable shield
Connect the cable shield to earth at one end only.
GND terminal connection
In case of communication problems, the GND terminals of the GC-1F unit and the external
device can be linked together using a third wire.
CAN bus termination resistor
The size of the terminating resistors should be 120  1 %, 0.5 W resistor.
Never connect the GND terminal to earth directly or through the shield!
If the GND terminal is connected to a PLC or other device, the GND connection
of this device must be isolated from earth!
Maximum length of the CAN bus line is 400 m.
Option H2, Modbus RTU
Connection with 2-wire shielded cable (recommended):
DEIF A/S
Installation Instructions and Reference Handbook

Communication

2
) shielded twisted pair, min. 95 % shield
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