Desktop Resistance Weld Checker – MM-400A

  • Measures Current, Force, Voltage, Time and displacement
  • Envelope function
  • Seam welding mode
  • ISO17657 compliant measurement for current
  • Built-in printer
  • RS232/485 output
  • Multi-language support


MM-400A enables operators to monitor and manage key welding variables that result in changes in weld heat such as current, voltage, time, force and displacement. The compact unit supports a wide range of resistance welding technologies including AC, DC inverter, AC inverter, transistor and capacitive discharge. It features a simple and intuitive user interface and color touch panel display.

Benefits include:

  • Increased productivity
  • Improved process control
  • ISO9000 data collection