3�7
Front panel connector description (P)
Pin
Description
1
Start digital input.
+ 5Vdc voltage output for reference current external
2
potentiometer power supply.
3-6
Arc-ON Relay contact (30Vdc 125Vac, 0,5A max).
arc lit = contact closed;
arc off = contact opened.
4
Down Digital input performs the welding current set point
reduction.
5
n.c.
7
Gnd 0 V for reference current external potentiometer power
supply
8
Up digital input; performs the welding current set point
increasing
Gnd 0 V for external commands
9
10
Current Ref. analog input welding current set point signal
42/65
Wiring diagram
3301286