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ORP-200 ORP Meter Waterproof

ORP-2000 HM Digital Professional Meter Waterproof, HMD-ORP-200

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Brand: HM Digital
Price: $95.00

Dimensions: 7.3 "x 1.3" x 1.3"
Weight: 0.6 lb

In stock


Ideal for all ORP testing. Measures Oxidation Reduction Potential or Redox, and Temperature. Great for water purification applications, wastewater regulation, aquaculture, hydroponics, colloidal silver, labs & scientific testing, pools & spas, ecology testing, boilers & cooling towers, water treatment, wine, coffee, agriculture and more.
HM Digital ORP meters come factory calibrated and are ready to use. They are designed to stay consistent and very accurate, +- 0.5% or 2mV.

ORP-200 Waterproof ORP Meter Features

  • Measures ORP and Temperature
  • Auto-ranging three point calibration with digital fine tuning
  • Waterproof housing
  • Simultaneous temperature display
  • Digital automatic calibration (one point), with digital fine tuning
  • Commercial grade
  • Display: large and easy-to-read LCD screen includes simultaneous temperature reading


ORP Range: -999 - +1000 mV
Temperature Range: 0-80 °C; 32-176 °F
Resolution: 1 mV; Temperature resolution is 0.1 °C/F
Accuracy: +/- 0.5% (+/- 2mV)
Weight: 3.4 oz
Calibration: Digital automatic calibration (one point) with digital fine tuning
Electrode: Replaceable glass sensor and reference tube electrodes
Housing: Waterproof (submersible; floats)
Power source: 3 x 1.5V button cell batteries (included)
Manufacturer Warranty: ORP200 Meter comes with 1 year warranty
ORP-200 Product Manual (pdf) 1.3 MB

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