Huawei SmartLogger2000 User Manual page 48

SmartLogger2000
User Manual
Procedure
Step 1 Remove an appropriate length of steel armor and insulation layer from the cable using a wire
stripper, as shown in Figure 4-7.
Figure 4-7 Stripping an RS485 communications cable (unit: mm)
Step 2 Remove the terminal block from the SmartLogger COM port, as shown in Figure 4-8.
Figure 4-8 Connecting the terminal block
Step 3 Insert the bare cable cores into the terminal block, as shown by (1) in Figure 4-9.
(2016-06-20)
Protection ports 2 and 6 and Surge ports 1 and 5 form an RS485 signal SPD port for protecting one

COM port. Protection ports 8 and 12 and Surge ports 7 and 11 form another RS485 signal SPD port
for protecting one more COM port.
An RS485 signal SPD port supports cables with a maximum cross sectional area of 2.5 mm

devices need to be connected to an RS485 port in parallel, use cables with a cross sectional area of 1
2
mm , and connect no more than two cables to the same port.
For details about the definitions of SmartLogger COM ports, see Context in Connecting the

SUN2000 Using an RS485 Communications Cable of 4.4.1 Connecting the SUN2000.
Remove the terminal block using a flat-head screwdriver.

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4 Connecting Cables
2
. If
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