Thermal Arc ARCMASTER 300 AC/DC, Service Manual

Page: 28 / 116

300ACDC
4
OPERATOR CONTROLS
4 – 5
4
Weld Parameters for ARC MASTER 300ACDC
Table 4-4: Weld Parameters for ARC MASTER 300ACDC
Table 4-5: PULSE FREQ. Range and Incremental Units
Weld Mode
Weld Parameter
Parameter
Range
Factory Setting Incremental Unit STICK HF TIG LIFT TIG
PRE-FLOW 0.0 to 1.0 sec 0 sec 0.1 sec No Yes Yes
HOT START 0 to 70A 20A 1A Yes Yes No
INITIAL CUR. 5 to 300A 30A 1A No Yes Yes
UP SLOPE 0 to 15 sec 1 sec 0.1 sec No Yes Yes
PULSE PEAK CUR. 5 to 300A 120A 1A No Yes Yes
PULSE BASE CUR. 5 to 300A 80A 1A No Yes Yes
WELD CUR. 5 to 300A 80A 1A Yes Yes Yes
SPOT TIME 0.5 to 5.0 sec 2 sec 0.1 sec No Yes Yes
PULSE WIDTH 15 to 80% 50% 1% No Yes Yes
PULSE FREQ. 0.5 to 500Hz 100.0Hz
See Table
Table 4-5
No Yes Yes
AC FREQUENCY 15 to 150Hz 60Hz 1Hz Yes Yes Yes
WAVE BALANCE 10 to 65% 50% 1% Yes Yes Yes
DOWN SLOPE 0 to 25 sec 3 sec 0.1 sec No Yes Yes
CRATER CUR. 5 to300A 30A 1A No Yes Yes
POST-FLOW 0.0 to 60 sec 10 sec 0.1 sec No Yes Yes
PULSE FREQ. Range Incremental Unit
0.5 to 20Hz 0.1Hz
20 to 100Hz 1Hz
100 to 500Hz 5Hz