Equipment - Weld Checkers

MM-122A High Precision Weld Checker

The MM-122A is a full function, cost effective unit designed to monitor every type of resistance welding control. It's miniature design allows it to be mounted in any position on the welding machine.

Features and Benefits

  • Measures single phase AC, DC inverter, AC inverter, capacitor discharge, transistor, singlephase rectified, 3-phase rectified, 3-phase low frequency
  • Current Range: 0.010 – 199.9kA
  • RMS or PEAK values
  • Conduction angle
  • Measures time in milliseconds and cycles
  • Upper and lower limits
  • 31 weld schedules
  • Data communications port RS-232/485
  • “No weld current” detection
  • Error signaling
  • Printer connection with standard reports
  • Analog output for waveforms
  • Weld counter
  • Measures stepped weld sequences
  • Good/No-Good, Hi/Low machine outputs

View the datasheet

 
 
Specifications
Power Supply Single Phase 100 – 240 VAC ±10% 50/60 Hz or 24 VDC ±10%
Current Sensor Toroidal coil (see table in this brochure)
Current Range 0.010-0.199kA (X10 coil), 0.100-1.999kA, 1.00-19.99A, 10.0-199.9kA
Monitored Value RMS or PEAK
Time Range 0.5 to 500.0 cycles (AC and DC), 1-2000 mS (AC and DC), 0.50-25.00 mS (transistor)
0.50 9.99 mS / 05.0-99.9 mS (capacitor) Tp, Th
Conduction Angle 30°–180°
Data Output RS-232 / 485 or printer
Dimensions W x D x H Inches (mm) 2.8 x 9.7 x 7.5 (70 x 246 x 190)
Weight Lbs. (Kg) 4.2 (1.9)

Spotwelding Consultants Inc.

4209 Industrial
Rowlett, Texas 75088
Toll Free: 888-255-6780
Phone: 972-475-0874
Fax: 972-475-5024