Owner`s manual

OM-172 324 Page 71
12-8. Diagnostic LED’s On Interface Board PC4
LED Status Diagnosis
On Input signal On for RPS8-A.
1
Off Input signal Off for RPS8-A.
On Input signal On from robot for shielding gas valve.
2
Off Input signal Off from robot for shielding gas valve.
On Input signal On for welding power source contactor.
3
Off Input signal Off for welding power source contactor.
On Input signal On for RPS8-C.
4
Off Input signal Off for RPS8-C.
On Input signal On for shielding gas purge.
5
Off Input signal Off for shielding gas purge.
On Input signal On for Jog retract.
6
Off Input signal Off for Jog retract.
On Indicates +24 volts dc present on customer interface board PC4 with respect to power source common.
7
Off No +24 volts dc at customer interface board PC4.
On Indicates –15 volts dc present on interface board PC4 with respect to dc circuit common.
8
Off No –15 volts dc at customer interface board PC4.
On Indicates +15 volts dc present on interface board PC4 with respect to dc circuit common.
9
Off No +15 volts dc present at customer interface board PC4.
On Input signal On for Jog advance.
10
Off Input signal Off for Jog advance.
On Input signal On for RPS8-B.
11
Off Input signal Off for RPS8-B.
12 to 21 Not used
On Output signal On to indicate that wire is stuck.
22
Off Output signal Off indicates wire not stuck.
On Output signal On indicates ABB robot jog signal.
23
Off Output signal Off indicates no ABB robot jog signal.
On Output signal On indicates weld current detected.
24
Off Output signal Off indicates no weld current detected.
On Output signal On indicates an arc failure.
25
Off Output signal Off indicates no arc failure.
On Output signal On indicates welding power source is ready.
26
Off Output signal Off indicates welding power source not ready.