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An economical alternative to expensive portable meters with mV readout for ORP (Redox) measurements
 Push-button ±150 mV offset adjustment
- no screwdriver
necessary
Hold function; Auto-off; Error messages
ORPTestr features a built-in, large surface
area platinum sensor for fast response
The microprocessor-based OAKTON ORPTestrs are ideal for instant, repeatable mV ORP (Redox) checks. Push-button calibration lets you standardize your tester in calibration solutions, or make it agree with an established work standard. The economical ORPTestr has a large built-in sensor for fast response. Click below to download Acrobat (.pdf) file of:
ORPTestr product bulletin
ORPTestr manual
Tech Tip: Introduction to ORP
Tech Tip: Conditioning ORPTestr for Maximum Response
Tech Tip: Calibrating ORP Measurement Systems
| Range |
-50 to +1050 mV |
| Resolution |
5 mV |
| Accuracy |
±5 mV |
| Calibration |
Offset up to ±150 mV |
| Electrode |
Built-in single junction |
| Operating Temperature |
32 to 122°F (0 to 50°C) |
| Power |
Three 1.5 V batteries |
| Battery life |
55 hours continuous use |
| Dimensions |
5.875" x 1.5" x 0.75" (15 x 4 x 2.5 cm) |
| Shipping weight |
4.5 oz (125 g) |
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