Operation Manual

58
A7 MIG Welder© Kemppi Oy 2018 1804
INTEGRATION GUIDE
Detailed in-system timing
G
A B
1
B
2
C B
4
E
1
H
1
StartWelding
ML.WeldingStarted
ML.SetGasValveOn
ML.PreGasTimeGoing
ML.SetWireFeedOn
PS.InUse
ML.WeldingPhaseGoing
PS.ArcEstablished
ML.SetPowerSourceOn
ML.CreepStartGoing
PS.WireStuck
E
2
B
3
ML.PostGasTimeGoing
CycleOn
ArcOn
F H
Symbol Description Min Typical Max Units
A Weld start response time 3 14 20 ms
B MIG logic process 5 ms
B Setup time (Gas valve on) 1 ms
B Setup time (Pre-gas time going) 1 ms
B Setup time (Set wire feed on) 1 ms
B Setup time (Set power source on) 1 ms
B Setup time (Creep start going) 1 ms
C Pre-gas time 0 from
curve
user-
dened
D Wire touch time 5 open-air
distance
2000 ms
E Welding phase start timing 4 ms
E Wire touch response time 3 ms
E Setup time (Welding phase going) 1 ms
F Setup time (RI Cycle-on) 3 3 20 ms
G Power source startup time 2 10 40 ms
H Arc establishment response time 4 4 21 ms
H Setup time (Arc established) 3 3 20 ms
H Setup time (Arc on) 1 ms