Hypertherm XPR170 - Page 150

Connect for Communication
4
150 810060 Instruction Manual XPR170
Figure 40 – Serial RS-422 cable

For lengths, refer to Serial CNC interface cable on page 388 in the Parts
List.
Table 24 – Pinout for serial RS-422 interface cable
32
7
5
4
7
2
35
4
End A
To the plasma power supply (top serial
connector, J12)
End B
To the CNC
End A
Wire color
End B
Wire type
Signal Pin number Pin number Signal
TxD + 4 Red 7 RxD +
Pair
TxD - 2 Black 3 RxD -
RxD + 7 White 4 TxD +
Pair
RxD - 3 Black 2 TxD -
GND 5 Green 5 GND
Pair
– Cut Black Cut –