Nelson Nelweld 6000 - 7 Miscellaneous Information; Timing Diagrams

Nelweld Operations and Service Manual
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7.0 Miscellaneous Information
7.1 Timing Diagrams
t 1
t 2
t 3
t 4 t 5
t 4 t 6 t 7
t 7
t 2
Gas Valve
Gun Trigger
Main Arc
Pilot Arc
Feed Signal
Contact Lost
Feed Signal
After Weld
Gun Coil
Contact
t 7
Feed Signal
Contact Lost*
Feed Signal
After Weld*
Welding Air Trigger
Weld sequence and air trigger for lift check
t 8
t 1
t 2
t 3
t 4 t 5
Gas Valve
Gun Trigger
Main Arc
Pilot Arc
Feed Signal
Contact Lost
Feed Signal
After Weld
Gun Coil
Contact
Feed Signal
Contact Lost*
Feed Signal
After Weld*
Welding Welding
t 2
t 3
t 4 t 5
Starting a weld during gas postflow
Idle