C
ALIBRATION
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A
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F
UNCTIONS
C
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120
3.
While both DISPLAY CHANGE keys are pressed at the same time, turn ON the power switch.
4.
Turn the screen operation knob to select "CALIBRATION MODE", and press the knob.
5.
(If the resistance load is connected) Turn ON the torch switch, measure the voltages of the resistance load at
its ends, and set the output current so that the voltage is within the range of 30.0±0.1 V.
B
If the resistance load is not connected to the output terminals (open circuit), the maximum no-load voltage will
be output, and the measured output voltage value will not change even if the output voltage setting is changed.
Therefore, in this case, the output voltage is adjusted at the maximum no-load voltage.
6.
Turn ON the torch switch, and confirm the difference between the output voltage displayed on the voltmeter
and the voltage displayed on the operation panel.
7.
Correct the difference by using the values of internal functions F41 and F42 so that the difference is within
the range of ±0.1 V.
●
When the value of F41 is “0.1", it is equivalent to the output current 0.1 V. To increases the output voltage, increase
the value to + side.
If the output current needs to be adjusted finely, change the value of F42. When the value of F42 is “0.01", it is
equivalent to the output current of 0.01 V.
8.
When you have adjusted the output voltage, turn ON the torch switch to confirm the adjusted result.
●
Make sure that the difference between the measured value and the value indicated on the operation panel is
within the range of ±0.1
V
.
●
If the difference is out of this range, readjust the values of F41/F42.
9.
When the calibration has been completed, turn OFF the power switch of the welding power source, and then
turn ON the power source again after the operation panel has completely turned off.
B
The USER MENU will be displayed on the LCD panel.
B
“cAL cAL” is displayed on the operation panel.
O
N
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Summary of Contents for Welbee M350 II
Page 1: ...Welbee M350 II M500 II OWNER S MANUAL July 2021 Manual No P30355 1 DAIHEN Corporation...
Page 140: ...REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 138...
Page 141: ...139 Chapter 10 Reference Materials REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 WB M502...
Page 142: ...REFERENCE DRAWING REFERENCE MATERIALS CHAPTER 10 140...