TA-U1...U280
Instruction and Operating Manual
Misprints and technical changes reserved
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5.5 Assignment RS422 - interface "X20"
5.6 Assignment Modbus-RTU, D-Sub 9-Poles "X20"
U-Drive-Connector
D-Sub 9-pole (female)
Network-Connecto
The Device-Connector (X20) is located on the Display-Board of the U-Drive. The Network-Connector establis-
hes connection to the RS422 network.
Pin-assignment is as follows:
Termination, see Jumper "BR3" (120 Ohm) at the displayboard, at the 1. respectively at the last subscriber.
BR2
BR3
BR4
X20
RS485
BR2 & BR4
gesteckt / closed
Pin Assignment Pin Assignment
1 - 6 -
2 RX - 7 RX +
3 TX + 8 TX -
4 GND 9 -
5 +5V (Out) Casing Ground
GND
TX/RX +
TX/RX -
8
7
4
3
2
8
7
4
3
2
Modbus-RTU
D-Sub 9-Polig
männlich/male
Modbus-RTU
D-Sub 9-Polig
männlich/male