Pen ORP Meter ST10R
After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in a line of pen meters that provide accurate measurement of pH, oxidation-reduction potential (ORP), conductivity, salinity, and total dissolved solids (TDS). Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement without restriction.
| Meter Type | ORP |
| Measurement Range | -1000 – 1000 mV |
| 2mV | |
| Measurement Resolution | 1 mV |
| Display | LCD |
| ATC | Not Applicable |
| Temperature Compensation | Not Applicable |
| Accuracy ± (mV) | 2 mV |
| Automatic Shutdown | Yes, After 6 minutes of non-use |
| Battery Life | 200 Hours with Disposable Batteries |
| Calibration | NA |
| Dimensions (LxW) | 7.28 in x 1.5 in x 1.77 in (185 mm x 38 mm x 45 mm) |
| Measurement Range | -1,000 mV – 1,000 mV |
| Net Weight | 3.88 oz (110 g) |
| Number of Buttons | 1 |
| Power | 4 AG13 Batteries (Included) |
| Protection Rating | IP67 |
| Temperature Display | Not Applicable |
| Working Environment | 50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85%RH, non-condensing) |
| Wrist Strap | Yes |
Data Sheet_StarterPenMeters_(EN) Click Here
Manual_ST10R/20R_(EN) Click Here
WARNING: California Residents - Proposition 65 Click Here









