Connecting The Rs485 Signal Spd - Huawei SmartLogger1000 User Manual

SmartLogger1000
User Manual
Step 3 Use a flat-head screwdriver to tighten the screws on port 3, as shown by (2) in
Connect the other end of the PE cable to the ground bar.
----End

4.3 Connecting the RS485 Signal SPD

Prerequisites
The communications cable is prepared. The DJYP2VP2-22 2x2x1 network cable or a
communications cable with a cross sectional area of 1 mm
is recommended.
Context
One RS485 signal SPD provides two RS485 surge protection ports, as shown in
Figure 4-3 Ports on an RS485 signal SPD
Table 4-1
Issue 12 (2019-01-15)
The way of connecting two RS485 signal SPDs is the same as the way of connecting one RS485 signal
SPD.
describes the surge protection ports.
Copyright © Huawei Technologies Co., Ltd.
4 Electrical Connections
Figure
2
and outer diameter of 14–18 mm
Figure
4-2.
4-3.
27