Modbus, Rs-232 (Option H9.2) - Deif GPC-3 Installation Instructions Manual
Generator paralleling controller, generator protection unit, paralleling and protection unit
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- Designers reference handbook (122 pages) ,
- Operator's manual (29 pages) ,
- Quick start manual (23 pages)
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ML-2 installation instructions 4189340582
UK
6.1.7 Modbus, RS-232 (option H9.2)
Connection to an external controller (PLC, PC, etc.) or a modem (GSM or RTC):
Multi-line
30
32
34
External controller
or modem
Connect shield to earth at one end only. Shield ends must be insulated with tape or insulation
tubing.
This solution is only feasible if the COM line is insulated. Check PLC/other device before con-
necting. A non-insulated COM line may result in damage to the equipment.
Cable: Belden 3106 A or equivalent. 22 AWG (0.6 mm
coverage.
DEIF A/S
2
) shielded, <40 mΩ/m, min. 95 % shield
Wirings
Page 46 of 64
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