OPTISENS PH 8390

Potentiometric pH sensor for municipal and industrial wastewater applications

  • For use with analytical transmitter
  • Process connection: ¾ NPT (male)
  • 0…14 pH; Max. +80°C / +176°F; 6.9 bar / 100 psi
  • With CPVC sensor body, PTFE diaphragm and Pt100 for temperature compensation

OPTISENS PH 8390 – Standard version

OPTISENS PH 8390 – Standard version

The OPTISENS PH 8390 is a pH sensor for wastewater applications. The rugged sensor with CPVC body material and glass electrode is equipped with a PTFE diaphragm and integrated Pt100 for temperature compensation. The sensor comes with an attached cable (max. 10 m / 33 ft). It can be installed directly into a pipe or tank with the 34 NPT (male) process connection. The sensor operates with the MAC 100 or any suitable analytical transmitter.

Product highlights

  • Double junction for extended lifetime and wide application range
  • Rugged pH tip and fouling resistant, non-clogging reference junction
  • Easy to clean due to large design with dirt-repellent diaphragm
  • Robust CPVC body material
  • With optional integrated temperature sensor
  • For connection to the MAC 100or any suitable analytical transmitter
  • Various mounting assemblies for easy installation and reliable handling

Typical applications

Water and wastewater industry

  • Monitoring of surface water and wastewater
  • Control of biology in wastewater
  • Monitoring of neutralisation processes in municipal wastewater treatment
  • Dosage of flocculation agents

Various industries

  • Monitoring of cooling water
  • Monitoring of boiler feed water
  • Process control

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SENSOFIT IMM 2000

Immersion assembly for general water and wastewater treatment applications

  • For use with OPTISENS ODO/ADO/TUR 2000, TSS 3000 or sensors with NPT thread
  • Sensor connection: ¾ NPT, 1¼ NPT (female); Process connection: Telescopic rod holder mounted to handrail
  • Immersion length: flexible, max. 4 m / 13.1 ft
  • Max. +60°C / +140°F, pressureless

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SENSOFIT IMM 2920

Immersion assembly for chemical and wastewater treatment applications

  • For use with Ø12 / 120 mm (Ø0.47 / 4.7") sensors or sensors with ¾ NPT
  • Sensor connection: PG13.5 or ¾ NPT (female); Process connection: Flange DN50 / 2" or suspended holder
  • Immersion length: 1 or 2 m / 39.37" or 78.74"
  • Max. +80°C / +176°F and 4 bar / 58 psi

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MAC 100

Liquid analytical transmitter for measurements with sensors of the OPTISENS portfolio

  • Output: 3 x 4…20 mA, 3 relays (mechanical)
  • Input: max. 2 x sensor, 2 x temperature
  • -15…+55°C / +5…+131°F (ambient)
  • Robust housing for wall-mount installation

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MAC 300

Liquid analytical transmitter for measurements with OPTISENS TSS, pH/ORP and COND sensors

  • Output: max. 6 x 4…20 mA, max. 6 x relay or optional Modbus
  • Input: up to 3 x sensor
  • -20…+50°C / +4…+122°F (ambient)
  • Robust housing for wall-mount or panel-mount installation

View product details