40A / 100A Digital Spot Welder Machine Board Welding Time & Current Controller
Feature
1: The use of STM8 industrial control center microcontroller.
2: Strong and weak electricity through optocoupler insulation, safe operation.
3: The and foot switch line adopts the bolt the quick connect terminal, more convenient and reliable.
4: Input time, current using high-precision simple potentiometer, to ensure reliable, convenient input.
5: On-board power supply, state, foot, trigger indicator, work status clearly visible.
6: The design of reliable zero crossing detection circuit to ensure that the SCR phase shift accuracy.
7: The controller is compatible with 40A-100A scr.
8: Digital control interface, you can display the current time and current settings.
9: Input time of 1-50, cycle unit (1 cycles is 20 ms), current input (30-99%).

Specification
Current: 40/100A
Voltage: AC9-12V
Input time: 1-50 cycle unit(1 cycles is 20ms)

Package Include
1x Control Board
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