ABB 07CR41 Operating Manual page 44

3
Technical specifications
Figure 10: 07 SK 52 programming cable (grey)
07 SK 52 connection diagram (see Figure 10):
- Diagrams of RTS signal cabling:
If RTS is active at low level:
central unit end
MIN DIN 8
RTS+ 5
RTS- 8
If RTS is active at high level:
central unit end
MIN DIN 8
RTS+ 5
RTS- 8
- Cable for RS 232
central unit end
MIN DIN 8
RxD 1
TxD 2
GND 7
RTS+ 5
RTS- 8
shield
- Cable for RS 485
central unit end
MIN DIN 8
1
D1- 2
D1+ 7
RTS+ 5
RTS- 8
shield
Comment: The programming cable is distinguished from the ASCII/MODBUS
cables by its grey colour.
bare wires end
CTS
0V
bare wires end
+10 V white (for external DTR)
CTS
bare wires end
TxD
RxD
GND
shield
bare wires end
D1-
D1+
shield
3 – 26
white
blue (for external GND)
blue
yellow
red
black
white Cabling depends on if RTS is
blue active at high or low level
yellow not used
red
black
white Cabling depends on if RTS is
blue active at high or low level
®
communication
Advant Controller AC 31 / Issued: 01.99