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Version 1 of circuit board 20AP1
9
Activate gas valve
Press
, the display shows "1", the gas valve is inactive.
Execute
Press
to activate the gas valve, the display shows "0".
Execute
Press
to deactivate the gas valve.
Execute
Press
to leave this function.
Quit
10 Activate the thermal overload indication LED
Press
, the display shows "0", the LED is off.
Execute
Press
to turn on the LED, the display shows "1".
Execute
Press
to turn off the LED.
Execute
Press
to leave this function.
Quit
14 Deactivate the pulse width modulator
Press
, the display shows "1", the pulse width modulator is on.
Execute
Press
to deactivate the pulse width modulator, the display shows "0".
Execute
Press
to activate the pulse width modulator and to leave this function.
Quit
16 Show state of thermal switch input
Press
to read the input. "0" = closed thermal overload switch; "1" = open switch.
Execute
Press
for a new reading.
Execute
Press
to leave this function.
Quit
17 Show state of welding torch input
Press
to read the input. "0" = open torch switch; "1" = closed torch switch.
Execute
Press
for a new reading.
Execute
Press
to leave this function.
Quit
19 Activate current reference
Press
to activate this function. Set desired current value. Note: there is no current limit.
Execute
Press
to activate the current reference.
Execute
Press
twice to deactivate the current reference, and to leave the service functions.
Quit
20 Show arc voltage
Press
to read the actual voltage. The display shows a value between 0 and 255,
Execute
scaling 0.25 V / unit. Voltages from 64 V and up are shown as 255.
Press
for a new reading.
Execute
Press
to leave this function.
Quit
21 Show current response
Press
to read the actual current. The display shows a value between 0 and 255,
Execute
scaling 1 A / unit.
Press
for a new reading.
Execute
Press
to leave this function.
Quit
22 Show remote control
Press
to read the actual setting. The display shows a value between 0 and 255,
Execute
scaling 0 = min. setting; 255 = max. setting.
Press
for a new reading.
Execute
Press
to leave this function.
Quit
23 Show battery voltage
Press
to read the actual voltage. The display must not show less than 127,
Execute
which corresponds to a battery voltage of 2.5 V.
Press
for a new reading.
Execute
Press
to leave this function.
Quit
24 Show 20 V voltage
Press
to read the actual voltage. The display must show 121 to 141,
Execute
which corresponds to 18.5 to 21.5 V.
Press
for a new reading.
Execute
Press
to leave this function.
Quit
ct27f1
- - 39 - -
S0740 800 161/E061205/P66
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