Slot #2, External Communication (Optional) - Deif GPC-3 Installation Instructions Manual

Generator paralleling controller, generator protection unit, paralleling and protection unit
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ML-2 installation instructions 4189340582
UK
The power supply must be protected with a 2 A slow-blow fuse.

5.1.2 Slot #2, external communication (optional)

Option H2 (Modbus RS-485)
Terminal
29
30
31
32
33
34
35
36
The serial communication line should be terminated between DATA + and DATA - with a resis-
tor equal to the cable impedance. The terminals 29/33 and 31/35 are internally connected.
Option H3 (Profibus DP)
Terminal
Function
29
DATA + (B)
30
GND
31
DATA - (A)
32
DATA + (B)
33
GND
34
DATA - (A)
35
Not used
36
Not used
DEIF A/S
Function
DATA + (A)
Not used
DATA - (B)
Not used
DATA + (A)
Not used
DATA - (B)
Not used
Description
Modbus RTU/ASCII, RS-485
Description
Pin 3 on 9-pole sub-D connector
Pin 5 on 9-pole sub-D connector
Pin 8 on 9-pole sub-D connector
I/O lists
Page 14 of 64

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