Fronius Acerios, Operating Instructions Manual

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Description of operating modes
2-Step Mode
0 ... 1
Trigger signal (from the robot control system)
1 ... 0
Reset trigger signal
I
t
I
main
GPr
I
start
t
up
t
down
I
end
t-S t-E
0 ... 1 1 ... 0
GPr = gas pre-flow time, I
start
= starting current, t-S = starting current time, t
up
= UpSlope, I
main
=
main current, t
down
= DownSlope, I
end
= final current, t-E = final current time
4-Step Mode
0 ... 1
Trigger signal (from the robot control system)
1 ... 0
Reset trigger signal
- Start with starting current I
start
(trigger signal active)
- UpSlope and working with main current I
main
(trigger signal not active)
- Lowering to final current I
end
(trigger signal active)
- End (trigger signal not active)
In 4-step mode, the starting current time and the final current time are defined
by the length of time for which the trigger signal is active.
I
t
I
main
GPr
I
start
t
up
t
down
I
end
0 ... 1 1 ... 0 1 ... 0 0 ... 1
GPr = gas pre-flow time, I
start
= starting current, t
up
= UpSlope, I
main
= main current, t
down
=
DownSlope, I
end
= final current,
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