Megmeet Dex CM3000 - Welding Control and Wire Feed Speed Percentage (F25, F26); Arc Start Voltage and Dynamics Settings (F27, F28)

12 Chapter III Dex CM3000
Full-Digital Control CO
2
/MAG/MIG Multi-FunctionWelding Machine
Voltage
Current
Slope
Amplitude
Arc Characteristic Slope
Fig.3-5Quick Rising Slope and Amplitude of Current
 Welding Control（F25）
0 means two steps, 1 means four steps, 2 means special 4 steps, 3 means spot welding. Default value is
0(two steps)
1. Long press "Fn" key more than 3 seconds to enter into internal menu, turn the left knob to F25.
2. Turn the right knob to adjust parameters under F25 (shown in table 3-14).
3. Short press "Fn" key to exit internal menu, F25parameter settings is completed.
Table3-14 Welding Control Parameter
Function Code Unit Adjusting Range Step Length Default Value
F25 s
0～3
1 0 (2 Steps)
 Percentage of wire feeding speed in arc starting stage (F26)
1. Long press "Fn" key more than 3 seconds to enter into internal menu, turn the left knob to F26.
2. Turn the right knob to adjust parameters under F26 (shown in table 3-15).
3. Short press "Fn" key to exit internal menu, F26 parameter settings is completed.
Table 3-15 Parameters for Percentage of wire feeding speed in arc starting stage
Function Code Unit Adjusting Range Step Length Default Value
F26 / 1~200 1 100
 Synergic voltage corrected value in arc starting stage(F27)
1. Long press "Fn" key more than 3 seconds to enter into internal menu, turn the left knob to F27.
2. Turn the right knob to adjust parameters under F27 (shown in table 3-16).
3. Short press "Fn" key to exit internal menu, F27 parameter settings is completed.
Table3-16 Parameters of Synergic voltage corrected value in arc starting stage
Function Code Unit Adjusting Range Step Length Default Value
F27
-30～+30
1 0
 Arc Dynamics in Arc Starting Stage（F28）
1. Long press "Function" key more than 3 seconds to enter into internal menu, turn the left knob to F28.
2. Turn the right knob to adjust parameters under F28 (shown in table 3-17).
3. Short press "Function" key to exit internal menu, F28 parameter settings is completed.
Table 3-17 Parameters of Arc Dynamics in Arc Starting Stage
Function Code Unit Adjusting Range Step Length Default Value
F28
-9～+9
1 0