ST3100 Benchtop pH/ORP meter

OhausSKU: 30058489


Includes GST

Available to Order


Smart pH bench Meter for Standard Laboratory Applications

  • Starter 3100’s intuitive software includes three point calibration, three buffer groups, automatic and manual endpoint functions, as well as a 99 item library.
  • Among Starter 3100’s user-friendly features that support ease-of-use are an adjustable standalone electrode holder and large backlit LCD display.
  • Documenting measurement data is made simple through RS232 which can be used to connect peripheral devices such as printers or computers to the meter.


pH, oxidation-reduction potential (ORP) measurement, temperature measurement


AC adapter (included)




ABS housing, standalone electrode holder, replaceable in-use cover

Design Features

99 measurement memory, automatic and manual endpoint functions, automatic and manual temperature compensation, quick reference guide


Measurement Range -2.00 – 16.00 pH;  -1999 – 1999 mV;  -5 °C – 110 °C
Accuracy ±0.01 pH;  ±1 mV;  ±0.5 °C
Measurement Resolution 0.01 pH;  1 mV;  0.1 °C
Display LCD with backlight
Electrode ST310 (Included)
Accuracy ± (mV) 1 mV
Accuracy ± (Temperature) 0.5 °C
Battery Life Not Applicable
Calibration 3 Point
Dimensions 78 mm x 220 mm x 175 mm (HxLxW)
In-use cover Included
Measurement Range (Temperature) -5 °C – 110 °C
Measurement Range -1,999 mV – 1,999 mV
Net Weight 0.75 kg
Parameter pH / ORP
pH accuracy (±) 0.01
pH measuring range -2 – 16
pH resolution 0.01
Power AC Adapter (Included)
Resolution (Voltage) 1 mV
Temperature Compensation Yes
Temperature Resolution 0.1 °C
Temperature Sensor 30 KΩ NTC
Working Environment 5°C – 40°C, 80%RH, non-condensing

Product Brochure

Instruction Manual


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