ST2100-B Starter 2100 PH Bench Meter from Ohaus

Ohaus 30057494

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 benchtop pH meters. Starter 2100 is the economical choice for applications requiring simple pH measurement.


pH, oxidation-reduction potential (ORP) measurement


Liquid crystal display (LCD)


AC adapter (included)




ABS housing, built-in electrode holder

Design Features

Auto buffer recognition, two point calibration, quick reference guide


Measurement Range: -2.00 – 16.00 pH; -1999 – 1999 mV; 0 – 100 °C; ±0.01 pH; ±1 mV; ±0.5 °C

Measurement Resolution: 0.01 pH; 1 mV; 0.1 °C

Display: LCD

Accuracy ± (mV): 1 mV

Accuracy ± (temperature): 0.5 °C

Battery Life: Not Applicable

Calibration: 2 Point

Dimensions (HxLxW): 3.07 in x 8.66 in x 6.89 in (78 mm x 220 mm x 175 mm)

In-use cover: No

Measurement Range (Temperature): 0 °C – 100 °C

Net Weight: 1.65 lb (0.75 kg)

Parameter: pH/ORP

pH accuracy (±): 0.01

pH measuring range: -2 – 16

pH resolution: 0.01

Power: AC Adapter (Included)

Temperature Compensation: Yes

Temperature Resolution: 0.1 °C

Temperature Sensor: 30 KΩ NTC

Working Environment: 41°F – 104°F, 80%RH, non-condensing (5°C – 40°C, 80%RH, non-condensing)

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