About this item
Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement without restriction.
- Easily replaceable electrodes
- Automatic shut off feature
- Liquid crystal display (LCD) display with secondary information line (on select models)
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).
To order chemicals, medical devices, or other restricted products please provide ID that includes your business name & shipping address via email [email protected] or fax 484.881.5997 referencing your VWR account number. Acceptable forms of ID are:
- • State issued document with your organization's Federal Tax ID Number
- • State issued document with your organization's Resale Tax ID Number
- • City or County issued Business License
- • State Department of Health Services License
- • Any other ID issued by the State that includes the business name & address
* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. Avantor will not lift restrictions for residential shipping addresses.
Specifications
- Catalog No:
- 77681-992
- 77681-988
- 77681-990
- 77679-532
- 77681-980
- 77681-984
- 77681-986
- 77681-982
- Model:
- ST20C-C
- ST20C-A
- ST20C-B
- ST10C-C
- ST10
- ST10C-A
- ST10C-B
- ST20
- Conductivity Range:
- 0.00 - 19.99 ms/cm
- 0.00 - 199.9 μs/cm
- 0 - 1999 μs/cm
- 0.00 - 199.9 μs/cm
- 0.00 - 14 pH
- 0.00 - 199.9 μs/cm
- 0 - 1999 μs/cm
- 0.00 - 14 pH; 0.0...99.0 °C
- Conductivity Resolution:
- 10 μS/cm
- 0.1 μS/cm
- 1 μs/cm
- 0.1 μS/cm
- 0.1 pH
- 0.1 μS/cm
- 1 μS/cm
- 0.1 pH
- Conductivity Accuracy:
- ±1.5 % FS
- ±1.5 % FS
- ±1.5 % FS
- ±2.5% FS
- ±0.1 pH
- ±2.5% FS
- ±2.5% FS
- ±0.05 pH/±0.5 °C
- Conductivity Calibration:
- 1 Point
- 1 Point
- 1 Point
- —
- —
- —
- —
- 3 Point
- Temperature Range:
- 0.0...99.0 °C
- 0.0...99.0 °C
- 0.0...99.0 °C
- —
- —
- —
- —
- —
- Temperature Accuracy:
- ± 0.5 °C
- ± 0.5 °C
- ± 0.5 °C
- —
- —
- —
- —
- —
- Temperature Compensation:
- Automatic
- Automatic
- Automatic
- —
- —
- —
- —
- —
- Battery Life:
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- 200 Hours with disposable batteries
- Power supply:
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- 4 AG13 Batteries (Included)
- Display:
- Dual, LCD
- Dual, LCD
- Dual, LCD
- LCD
- LCD
- Single, LCD
- Single, LCD
- LCD
- IP Rating:
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- IP 67
- Dimensions:
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- 185W×38L×45H mm (7.28W×1.5L×1.77"H)
- Weight:
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)
- 110 g (3.88 oz)