User Manual
Figure 4.4 Strip the insulation layer and connect to RJ45 plug
Correspondence between the
cables and the stitches of plug
Pin 1: white and orange ; Pin 2: orange
Pin 3: white and green； Pin 4: blue
Pin 5: white and blue； Pin 6: green
Pin 7: white and brown； Pin 8: brown
Pin 1 with 4 and 2 with 5 are
used for communication connection
Pin 1 and 4 are connected with RS485+A
Pin 2 and 5 are connected with RS485 - B
1--8
RJ45 plug
RJ45terminal
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
R S 4 8 5 + A R S 4 8 5 - B
Use the network wire stripper to strip the insulation layer off the communication cable.
Using the standard wire sequence referenced in TIA/EIA 568B, separate the wires in the
cable.
Use a network cable tool to trim the wire. Flatten the wire in the order shown in figure 4.4.
2. RS-485 communication through terminal board.
Figure 4.5
The cross sectional area of the conductor wire for terminal board connection should be
0.2-1.5mm.
The outer diameter of the cable may be 5mm-10mm.
NO.
Port definition
Description
1
2
3
4
RS485A1,RS485 differential signal+
RS485B1,RS485 differential signal-
RS485A2,RS485 differential signal+
RS485B2,RS485 differential signal-
RS485A1 IN
RS485B1 IN
RS485A2 OUT
RS485B2 OUT
Connection of Terminal board.
a. Strip the insulation and shield to a suitable length. Use diagram below as a guide.
(See figure 4.5).
b. Remove the cap nut from the waterproof cable glands labeled at the bottom of the inverter.
Remove the plug from the fitting. (See figure 4.7).
1
2
4
3
4. Comm. & Monitoring
31
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