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®
3.7.2
ASCII/MODBUS
Advant Controller AC 31 / Issued: 01.99
communications cables: 07 SK 51 and 07 SK 53
These cables allow you to connect the 40 or 50 series basic units to other devices for ASCII
®
or MODBUS
communication.
The cables are 2 m in length and shielded.
Figure 11: 07 SK 51 communication cable (black)
07 SK 51 connection diagram (see Figure 11):
Central unit
MIN DIN 8
RxD
1
TxD
2
GND
7
5
8
3
6
4
shield
3
2
5
8
7
1
4
6
shield
3 – 27
Technical specifications
PC
SUB D9
TxD
(yellow)
RxD
(red)
GND
(black)
CTS
(white)
RTS
(blue)
CD
DTR
DSR
3
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