Connection To Wv-Cu360 - Panasonic WJ-MP204 Operating Instructions Manual

Connection to WV-CU360

Basic Connection
Connect the DATA port on the Data Multiplex Unit to one of the DATA port on the System Controller with the RS-485 cable.
Loop-Through Connection
1. Plug the branch cable (optional accessory) into the DATA port on the Data Multiplex Unit WJ-MP204.
2. Plug the branch cable into the DATA port on the WJ-MP204, and connect one of the DATA port on the System Controller
with the RS-485 cable.
To use cables locally purchased, they must be of the data grade: BELDEN 9406 or equivalent. The pin assignments and
data flow are shown below.
• Internal Diagram
26
Data Multiplex Unit
WJ-MP204
DATA
RS-485 Cable
Data Multiplex Unit
WJ-MP204
DATA
RS-485 Cable
1
RX (B)
RX (A)
TX (B)
6
TX (A)
System Controller
WV-CU360
DATA
System Controller
WV-CU360
DATA
Branch
Cable
Name Data Flow
No.
GND –
1
RX(B) WJ-MP204 WV-CU360
2
WJ-MP204 WV-CU360
3 RX(A)
WJ-MP204 WV-CU360
4 TX(B)
TX(A) WJ-MP204 WV-CU360
5
GND –
6
No.
1
Controller end
2
1
3
4
5
6
6