ST3100 Multi-Parameter Bench Meter

OhausSKU: 30276083


Includes GST

Available to Order


The Versatile Multi-Parameter Bench Meter

  • Equipped with software to ensure the reliability and accuracy of your readings.
  • Adjustable electrode holder, large backlit LCD for optimal viewing of results and quick guide with set-up and navigation info. A truly user-friendly experience.
  • Efficient data documenting with 99-item memory for pH and conductivity measurements.



Includes bench meter, stand-alone electrode holder, in-use cover, ST310 pH sensor, STCON3 conductivity sensor, pH powder sachet set, 1413uS/cm and 12.88mS/cm solution (20mL bottles)


Includes Includes bench meter, stand-alone electrode holder, in-use cover, ST230 pH sensor, STTEMP30 temperature sensor, STCON3 conductivity sensor, pH powder sachet set, 1413uS/cm and 12.88mS/cm solution (20mL bottles)


Conductivity, total dissolved solids (TDS), salinity measurement, temperature measurement, pH, resistivity measurement


Backlit liquid crystal display (LCD)


AC adapter (included)


RS232 (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


Measurement Range 00.0 μS/cm – 199.9 mS/cm;  -5 °C – 110 °C;  -2.00 – 20.00 pH;  -1999 – 1999 mV;  0-20 MΩ•cm
Accuracy ± 0.5 % F.S.;  ±0.01 pH;  ±0.3 °C;  ±1 mV
Measurement Resolution 0.01 μS/cm;  0.1 °C;  0.01 pH;  1 mV;  0.01 Ω•cm
Display LCD, backlight
Electrode See above for electrode options
Accuracy ± (mV) 1 mV
Accuracy ± (Temperature) 0.3 °C
Battery Life Not Applicable
Conductivity accuracy (±) 0.5 %
Conductivity measuring range 0.0 – 199.9 µS/cm
Dimensions 78 mm x 175 mm x 220 mm (HxLxW)
In-use cover Included
Measurement Range (Temperature) -5 °C – 110 °C
Measurement Range -1,999 mV – 1,999 mV
Net Weight 0.95 kg
pH accuracy (±) 0.01
pH measuring range -2 – 20
pH resolution 0.01
Power 100 - 240 V
Resistivity measuring range 0 MOhm – 20 MOhm
Resistivity resolution 0.01 MOhm
Resolution Cond. (Variable) 0.01 – 200
Resolution (Voltage) 1 mV
Temperature Compensation Automatic
Temperature Resolution 0.1 °C
Temperature Sensor 30 KΩ NTC
Working Environment -5°C – 40°C, 85%RH, non-condensing



Product Brochure

Instrucation Manual


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