Digital pH Meter for Online Water

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 subject to change without notice.


For all inquiries, you may contact us through Telephone, Email or Live Chat Support.

Operating Hours

Monday to Friday: 8.00am to 5.30pm

Technical Support (After Office Hours)

Tel: (65) 9876 6258

Contact Information

By Phone / FaxBy Email
Tel: (65) 6553 0366
Fax: (65) 6553 0828

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