Duramax/Duramax Hyamp Robotic Torches
Service Manual 807460
43
2 – Torch Setup
Machine interface pinout
Figure 18 – Connector sockets
Refer to
when connecting the power supply to a torch height controller or CNC controller with a machine
interface cable.
Table 1 – Machine interface cable signals
Signal
Type
Notes
Connector
sockets
External cable wires
Start (start plasma)
Input
Normally open.
18 VDC open circuit voltage at
START terminals. Requires dry
contact closure to activate.
3, 4
Green, black
Transfer (start machine
motion)
Output
Normally open. Dry contact closure
when the arc transfers.
120 VAC/1 A maximum at the
machine interface relay.
12, 14
Red, black
Ground
Ground
13
Voltage divider
Output
Divided arc signal of 20:1, 21.1:1,
30:1, 40:1, 50:1 (provides a
maximum of 16 V).
5 (-), 6 (+)
Black (-), white (+)
3
4
5
6
12
13
14
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