
SmartLogger2000
User Manual
A Installing and Wiring the RS485 Signal SPD
Issue 04 (2018-04-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
216
Figure A-5
Connecting communications cables (1)
Verify that the COM+ (RS485A) port on the SmartLogger connects to protection port 2 or 8
on the RS485 signal SPD, and that the COM– (RS485B) port on the SmartLogger connects to
protection port 6 or 12 on the RS485 signal SPD.
3.
Strip cables.
Figure A-6
Stripping a cable (unit: mm)
(1) Insulation layer
(2) Armored layer
4.
Insert the bare core wire into the surge port on the RS485 signal SPD, and secure the
cable.