HDM-137A (2-wire)/ HDM-138A (4-wire)

Industrial ORP instrument transmitter

  • ORP
  • Compact and robust aluminum case, simple operation on-site ORP meter.
  • Automate standard solution check. Automatically determines the quality of electrode characteristics.
  • The transmission output range can be changed.
  • With self-diagnosis function in case of failure (burnout output)
  • ORP; -2000 to +2000 mV