MM-315B - Portable Weld Checker
MM-315B is a handheld, multi-function monitor for resistance spot welders.
This pocket-size weld tester is perfect for troubleshooting all types of resistance spot welders. It literally puts all of the welding data into the palm of your hand.
Key Features MM-315B - Portable Weld Checker
- Compact, economic and multi-functional weld checker
- Measures weld current, welding time, conduction angle
- Automatic power OFF feature saves energy
- Large LCD display allows data to be easily and conveniently viewed
- Memory function allows to save and recall data
- Includes a battery charger
- Cover panel is dust- and oil-proofa
Specifications MM-315B - Portable Weld Checker
Current measurement range | 1.00-9.99 kA (Lo range) / 5.0 - 49.9 kA (Hi Range) | 1.00-9.99 kA (Lo range) / 5.0 - 49.9 kA (Hi Range) |
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Current measurement mode | Arithmetic average RMS of measuring range | Arithmetic average RMS of measuring range |
Current accuracy | 9.99 kA range. Single phase AC power supply: +/- (1% rdg + 9 dgt). DC inverter power supply: +/- (1% rdg + 15 dgt) | 49.9 kA range. Single phase AC power supply: +/- (1% rdg + 3 dgt). DC inverter power supply: +/- (1% rdg + 5 dgt) |
Current start cycle of measurment | 1-99 cycle | 1-99 cycle |
Current finish of measurement | AC 2% or below full scale | DC 75% or below of previous cycle |
Display digits | 3 digits | 3 digits |
Time measuring range | AC 1-99 cycle | DC 1-40 cycle per 0.01 - 0.80 sec. |
Time measurement mode | All welding cycle or time | All welding cycle or time |
Accuracy | +/- 0 cycle per +/- 0.01 sec | +/- 0 cycle per +/- 0.01 sec |
Time display digits | 2 digits | 2 digits |
Conduction angle measuring range | 30-80 degree | 30-80 degree |
Conduction angle measurement mode | Maximum conduction angle of measuring range | Maximum conduction angle of measuring range |
Conduction angle accuracy | +/- 9 degree | +/- 9 degree |
Conduction angle display digits | 3 digits | 3 digits |
Power source | Nickel hydrate battery 1.2 V x 4 pcs (Time for continuous run: 10 hrs) |