8850 ProcessPro Conductivity-Resistivity Transmitter


The Signet 8850 Conductivity/Resistivity Transmitter is designed for multiple installation capabilities, simple set-up and easy operation, thus satisfying a broad range of application requirements.

The 8850 comes equipped with two 4 to 20 mA loop outputs and two open collector relays. It is offered with a NEMA 4X/IP65 front panel with a self-healing window in a convenient ¼ DIN package for easy mounting. The 8850 can be configured via a simple menu system.

In addition to programmable outputs the unit can also be set up to measure raw conductivity values.

Black Panel Mount image shown, Field Mount also available

Product Overview

Fields of Application:

  • RO/DI System Control
  • Rinse Tank Control
  • Cooling Tower
  • Scrubber or Blowdown Control
  • Environmental Study (TDS)
  • Desalinization Monitor
  • Water Quality Monitoring
  • Leak Detection
  • Chemical Concentration


  • Display in µS, mS, KOhm, MOhm, PPM (TDS)
  • Simulate function
  • Programmable temperature compensation
  • Two open collectors
  • Dual output option allows temperature and process signal transmission
  • NEMA 4X/IP65 enclosure with self-healing window
  • Compatible with ALL Signet conductivity electrodes


  • CE
  • UL
  • CUL
  • FCC
  • RoHS compliant
  • China RoHS


Compatible Products