Model# P771

pH Meter with ATC



Available Downloads:




The P771 pH meter is a highly accurate, pocket-sized pH meter perfect for use in field environments and applications. With this meter you can easily and accurately measure the pH balance of liquids. Contained in a rugged, waterproof housing, with replaceable electrodes, this meter will give long durable service. High 0.01 pH resolution and ±0.02 pH accuracy gives you lab quality results at your fingertips. Automatic temperature compensation (ATC) adjusts for changes in pH due to temperature so you can be sure of your results.

Product Overview Video



  • Fast response, reliable and accurate measurements
  • High resolution (0.01 pH)
  • High accuracy ( ±0.02 pH)
  • Measures 0.00 ~ 14.00 pH
  • Impact resistant ABS waterproof housing that floats (meets IP57 standards)
  • Compact size fits easily into your pocket
  • Automatic temperature compensation 
  • Replaceable electrodes
  • Large 21 x 18 mm, 3 digit, LCD display
  • Easy 2-point calibration with included pH 4 & 7 buffer solutions
  • Comes ready-to-go with two long-life 3-V Lithium batteries


  • Agriculture
  • Anti-freeze recycling
  • Aquariums
  • Boilers
  • Chemical industry
  • Cooling towers
  • Drinking water
  • Fish farming
  • Food industry
  • Hydroponics
  • Laboratory usage
  • Plating industry
  • Swimming pools and spas
  • Water treatments facilities

Available Accessories for this model:

Model# PE71

pH Electrode

MSRP: $29.00