Description
Convenient and economical pH testing. A simple-to-use pH pen meter offers fast and accurate results. 0-14pH range, 0.01pH readability. Displays temperature 0.0 – 99.0 °C.
Ohaus ST20 Pocket pH Pen
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Starter pen meters provide what should be expected of a small, economical pen meter: simple, fast, straightforward, no-frills operation time and time again.
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With durable ABS housing, a protective sensor cap, and automatic shutdown feature that preserves battery life, Starter pen meters can endure consistent use in rugged environments.
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Equipped with a wrist strap that helps prevent unintentional dropping, Starter pen meters are constructed with an IP67 waterproof design that can prevent water damage when dropped in to liquid.
Product Specifications
| Measurement Range | 0.00 – 14 pH; 0.0 – 99.0 °C |
| Measurement Resolution | 0.01 pH |
| Calibration | 3 Point |
| Temperature Compensation | Automatic |
| Display | LCD |
| Working Environment | 50°F – 104°F, 85%RH, non-condensing |
| Working Environment | 10°C – 40°C, 85%RH, non-condensing |
| Net Weight | 110.0 g (3.88 oz) |
| ATC | Yes |
| Temperature Display | Yes |
| Accuracy | ± 0.05 pH / ± 0.5 °C |
| Accuracy ± (Temperature) | 0.5 °C |
| Temperature Range | 0 °C – 99 °C |
| Meter Type | pH |
| Measurement Range (Temperature) | 0 °C – 99 °C |
| Power | 4 AG13 Batteries (Included) |
| Wrist Strap | Yes |
| Temperature Sensor | 50 KO NTC |
| pH accuracy (±) | 0.05 |
| pH measuring range | 0 – 14 |
| Dimensions (Height) | 185.0 mm (7.28 in) |
| Automatic Shutdown | Yes, After 6 minutes of non-use |
| Protection Rating | IP67 |
| Number of Buttons | 3 |
| Battery Life | 200 Hours with Disposable Batteries |
| Dimensions (Length) | 38.0 mm (1.5 in) |
| Dimensions (Width) | 45.0 mm (1.77 in) |
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