Online pH Meter – APH380


Online real time monitoring of PH and ORP with temperature compensation is important to improve processes.

Axial ion path probe has been granted a patent for the revolutionary design that provides its quantum leap in ruggedness and durability

  • Programmable relay contact for cleaning function
  • Factory reset available
  • 3 x relays (H, L, cleaning)
  • Auto recognize standard liquids
  • Multi display (pH, temperature)
  • Chemically resistant CPVC, KYNAR, Polypropylene or PEEK body
  • Rugged, quick-change, quick-clean
  • Optional installation methods allows standardization of entire plant with a minimum of sensor part numbers
  • pH / ORP sensors utilize patented Axial Ion Path reference cell
  • Longer life in the toughest applications
  • Least maintenance
  • Lowest cost of acquisition and on-going service
  • Most reliable measurement and control


  • iSOLV APH-380 can be used for pH/ ORD measurement in liquid application.
  • iSOLV APH-380 has many applications across many industries environment, such as Water/ Wastewater Treatment, Harsh Chemical Application, Pharmaceutical.
  • Wastewater treatment facilities
  • Water treatment facilities
  • Water monitoring
  • Aquatic tasks or pools


Technical Details
Measuring Range 0 – 14pH
Resolution 0.01pH
Stability ±1.5pH
Adjustable Range at Zero ±1.5pH
pH Standard Liquid 4.00 / 7.00 / 10.00
Programmable Cleaning Time 1 sec – 99 min 59 sec
Programmable Cleaning Interval 1 – 720 min
Signal Output Load ≤500Ω
Power 220 – 240 VAC 50 / 60 Hz
Dimension 185 x 155 x 115 mm
Installation Wall Mount
Weight 1 kg
Degree of Protection Sensor: IP68 / Transmitter: IP65
Cable Length 6m (Standard) / Options: 10m, 15m and 20m
Note: Specifications are sibject to change without notice.

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