• Replaceable double-junction electrode withstands raw influent
• Leakproof sensor cap acts as a hydrating cup, sample cup and tester stand
• Waterproof IP67 housing

Get Thermo Scientific Orion reliability and quality in a pocket-sized tester! Its double-junction pH sensor is ideal for checking wastewater. Heavy metals, sulfides and organics don't affect accuracy. Calibrate at up to three points—unit automatically recognizes USA/NIST and DIN buffers. The sturdy housing features waterproof IP67 construction that resists most chemicals.

Testers feature a backlit display that shows measured value and temperature as well as calibration and battery status. Other features include automatic temperature compensation, ready indicator, hold function, automatic shut-off, self-diagnostic error messages and a battery-life indicator. The electrode is field-replaceable to extend the life of your tester; the electrode cap can also be used as a hydrating cup, sample cup and tester stand.

Includes: four AAA batteries, lanyard, plastic storage case and manual. 1-year meter warranty; 6-month electrode warranty.

• pH
  Range: -1.00 to 15.0 pH
  Resolution: 0.01 pH
  Accuracy: ±0.01 pH ±1 LSD
• Temperature
  Range: 32 to 140°F (0 to 60°C)
  Resolution: 0.1°F/°C
  Accuracy: ±0.9°F (0.5°C) + 1 LSD from 32 to 122°F (0 to 50°C); ±1.8°F (1.0°C) + 1 LSD from 122 to 140°F (50 to 60°C)
• Calibration points: up to 3
• Buffer recognition: 4.01, 7.00, 10.01; 4.01, 6.86, 9.18
• ATC: yes