Polarity switchable: MD-B4000B MD-B2000B Two channels: MD-C2000B

Model		MD-B4000B	MD-B2000B	MD-C2000B
Type		Polarity switching type		Two-channel type
Power requirements		Single-phase, 100 to 120VAC or single-phase, 200 to 240VAC 50/60Hz
Maximum power consumption		350W	300W
Maximum weld current		5000A	3000A
Maximum weld voltage		30V
Control method		Constant current control type / constant voltage control type / constant current and voltage control type
Timer setting (31 schedules)	Squeeze	000 – 999ms / 000 – 999ms X 10	000 – 999ms
	Precheck welding	0.00 – 1.00ms
	Precheck evaluation time	2ms (Fixed)
	Upslope	0.00 – 9.99ms (Included in weld) 1 (Included in weld 1) 2
	Weld (1-step welding mode) / Weld 1,2 (2-step welding mode)	0.00 – 9.99ms
	Cool (for 2-step welding mode only)	0.00 – 9.99ms
	Downslope	0.00 – 9.99ms (Included in weld) 1 (Included in weld 2) 2
	Hold	000 – 999ms
Monitor display		Weld 1 and 2 (Average current / average voltage), weld 1 and 2 (Peak current / peak voltage), weld 1 and 2 (Average power / average resistance), current, voltage, power, resistance waveform, schedule number
Dimensions (mm) *5		172(W) X 390(D) X 400(H)	172(W) X 390(D) X 269(H))
Mass		28kg	18kg