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Ohaus Starter ST3100M-N Multiparamater pH & Conductivity Meter Full Warranty


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  • $801.55
  • Save $141

The Versatile Multi-Parameter Bench Meter

Save time, space and money with the Starter 3100M Bench Meter, which combines all your pH, ORP, conductivity, TDS, salinity, resistivity, and temperature measurements—in one smart device. Ideal for a wide range of lab applications, the ST3100M is incredibly easy to use. Equipped with software to ensure the reliability of your readings, and RS232 connectivity to store and transfer data conveniently, the ST3100M is a great addition to your lab.

Standard Features Include:

Equipped with Software to Ensure the Reliability and Accuracy of Your Readings Auto temperature compensation, auto buffer recognition, six pH buffer groups, five conductivity standards and automatic/manual endpoints ensure accurate and stable measurement.

User-Friendly Features Offer Ease of Operation and Versatility
An adjustable electrode holder, a large backlit LCD for optimal viewing of results, and a Quick Guide with set-up and navigation info combine to make ST3100M a truly user- friendly experience.

Store and Transfer Data Conveniently with RS232 Connectivity Documenting data is made efficient with a 99-item memory for pH and conductivity measurements. RS232 interface allows you to connect to an external device such as a printer to store or transfer data.

Product Specifications

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
Measurement Resolution 0.01 μS/cm;
0.1 °C;
0.01 pH;
1 mV;
0.01 Ω•cm
Accuracy ± (mV) 1 mV
Temperature Compensation Automatic
Display LCD, backlight
Working Environment -5°C – 40°C, 85%RH, non-condensing
Working Environment 14°F – 104°F, 85%RH, non-condensing
Net Weight 0.95 kg (2.09 lb)
Accuracy ± 0.5 % F.S.;
±0.01 pH;
±0.3 °C;
±1 mV
Accuracy ± (Temperature) 0.3 °C
Conductivity accuracy 0.5 %
pH accuracy (±) 0.01
Measurement Range (Temperature) -5 °C – 110 °C
Measurement Range (Voltage) -1,999 mV – 1,999 mV
Conductivity measuring range 0.0 – 199.9 µS/cm
pH measuring range -2 – 20
Resistivity measuring range–: 0 MOhm – 20 MOhm
Temperature resolution 0.1 °C
Resolution (Voltage) 1 mV
pH resolution 0.01
Resistivity resolution 0.01 MOhm
Resolution Cond. (Variable) 0.01 – 200
Dimensions (Length) 175.0 mm (6.89 in)
Dimensions (Width) 220.0 mm (8.66 in)
Dimensions (Height) 78.0 mm (3.07 in)
In-use cover Included
Battery Life Not Applicable
Electrode ST230 (Included);
STTEMP30 (Included);
STCON3 (Included)
Temperature Sensor 30 KΩ NTC
Power 100 - 240 V



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