CHAPTER 3: USING PROGRAMMING FUNCTIONS
IS-300CA INVERTER POWER SUPPLY
3-8 990-418
A B BC CA
B BC AA C
DD
E E
FF
d. WELD ON/OFF
One of the settings required to turn the READY lamp of the Power Supply ON.
NOTE: Even if this switch is ON, the Power Supply cannot supply welding current if the WELD
ON/OFF key on the front panel or external WELD ON/OFF signal is OFF. In order for the Power
Supply to supply welding current, this switch, the WELD ON/OFF key, and the external WELD
ON/OFF signal must all be ON.
e. CTRL
Select one from the following six welding current control methods for WE1, WE2 and WE3,
respectively. Press +ON/-OFF key to switch the setting. The initial setting is the secondary
constant-current effective value control (SCD).
Display Control method
PRI
Primary constant-current effective value control
SCD
Secondary constant-current effective value control
PWR
Secondary constant-power effective value control
PLM
Primary constant-current peak value control
VLT
Secondary constant-voltage effective value control
FPL
Constant-phase control
A: UP1 to 3 time
B: WELD1 to 3 time
C: DOWN1 to 3 time
D: UF1 to 3 HEAT
E: HEAT1 to 3
F: DL1 to 3 HEAT
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