Daihen OTC XD350, Руководство по обслуживанию

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CPXD-350,500 SERVICE MANUAL
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2. Function of each printed circuit board (continued)
2.3 Adjustment resistance of printed circuit board and meaning of jumper switch (continued)
Adjustment resistance of printed circuit board C0045Q
No. Signal name Explanation
R11 Max. feed speed
adjustment Mode1, current knob is Max. position and connecting with CM-2302:
170 rpm (Setting is done at the shipment)
Jumper switch of printed circuit board C0045Q
No. Signal name Explanation
J1 Short-circuit
detective terminal
Normal side is +
②
terminal. +
①
terminal is out of use.
Adjustment resistance of printed circuit board P10174X
No. Signal name Explanation
R38 Vref fine adjustment Use it to adjust when the voltage scale of remote control deviates
from welding voltage greatly.
Change J1 to “ADJ” when adjusting.
It becomes lower with turning to an anti-clock and becomes highly
with turning to a clock.
R39 Iref fine adjustment Use it to adjust when the current scale of remote control deviates
from welding current greatly.
Change J2 to “ADJ” when adjusting.
It becomes lower with turning to an anti-clock and becomes highly
with turning to a clock.
Jumper switch of printed circuit board P10174X
No. Signal name Explanation
J1 Vref
Changing
adjustment method Change adjustment method of output voltage of Vref.
It becomes normal value fixation with turning to “FIX” and adjustment
with R38 is become possible with turning to “ADJ”.
Normal position is “FIX”.
J2 Iref
Changing
adjustment method Change adjustment method of output voltage of Iref.
It becomes normal value fixation with turning to “FIX” and adjustment
with R39 is become possible with turning to “ADJ”.
Normal position is “FIX”.