Ohaus® Starter 300D Portable DO Meters
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30219116 Ohaus® ST300D-G Portable DO Meter STDO11 electrode, STTEMP30 electrode, Carry case 0.1 mg/L; 1 mg/L; 0.1%; 1%; 0.1 ° C; 0.1 ppm; 1 ppm ± 0.3 mg/L; ± 1%; ± 0.3 ° C 0.00 to 19.99; 20.0 to 45.0 mg/L; 200 to 400%; 0 to 50 ° C 1 Each
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30031656 Ohaus® ST300D-B Portable DO Meter - 0.1 mg/L; 1 mg/L; 0.1%; 1%; 0.1 ° C; 0.1 ppm; 1 ppm ± 0.3 mg/L; ± 1%; ± 0.3 ° C 0.00 to 19.99; 20.0 to 45.0 mg/L; 200 to 400%; 0 to 50 ° C 1 Each
$379
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30031655 Ohaus® ST300D Portable DO Meter STDO11 electrode, STTEMP30 electrode 0.1 mg/L; 1 mg/L; 0.1%; 1%; 0.1 ° C; 0.1 ppm; 1 ppm ± 0.3 mg/L; ± 1%; ± 0.3 ° C 0.00 to 19.99; 20.0 to 45.0 mg/L; 200 to 400%; 0 to 50 ° C 1 Each
$670
$553
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Description

After more than a century of perfecting the art of measurement through our durable weighing products, OHAUS precision is now available in the form of a portable dissolved oxygen (DO) meter. This portable meter offers convenience, reliability and durability in one compact design.

The galvanic electrode can be used immediately after being powered on without the wait time typically associated with dissolved oxygen meters

With a simple calibration process, quick delivery of measurements and automatic temperature compensation, Starter 300D is both easy-to-use and accurate.

The automatic or manual endpoints allow the user to easily recall the last calibration data and stored information with one quick touch.

Applications

Dissolved oxygen (DO) measurement

Display

Liquid crystal display (LCD)

Operation

4 AAA batteries (included)

Communication

N/A

Construction

ABS housing, wrist strap

Design Features

30 measurement memory

Specifications

Model ST300D ST300D-B ST300D-G
Part # 30031655 30031656 30219116
Measurement Range 0.00 - 19.99;  20.0 - 45.0 mg/L;  200 - 400%;  0 - 50 °C 0.00 - 19.99;  20.0 - 45.0 mg/L;  200 - 400%;  0 - 50 °C 0.00 - 19.99;  20.0 - 45.0 mg/L;  200 - 400%;  0 - 50 °C
Accuracy ± 0.3 mg/L;  ± 1%;  ±0.3 °C ± 0.3 mg/L;  ± 1%;  ±0.3 °C ± 0.3 mg/L;  ± 1%;  ±0.3 °C
Measurement Resolution 0.1 mg/L;  1 mg/L;  0.1%;  1%;  0.1 °C;  0.1 ppm;  1 ppm 0.1 mg/L;  1 mg/L;  0.1%;  1%;  0.1 °C;  0.1 ppm;  1 ppm 0.1 mg/L;  1 mg/L;  0.1%;  1%;  0.1 °C;  0.1 ppm;  1 ppm
Display LCD LCD LCD
Electrode STDO11 (Included);  STTEMP30 (Included) --- STDO11 (Included);  STTEMP30 (Included)
Accuracy DO 1% 1% 1%
Accuracy ± (Temperature) 0.3 °C 0.3 °C 0.3 °C
Battery Life 250 Hours with Disposable Batteries 250 Hours with Disposable Batteries 250 Hours with Disposable Batteries
Calibration 2 Point 2 Point 2 Point
Dimensions (HxLxW) 35 mm x 170 mm x 90 mm 35 mm x 170 mm x 90 mm 35 mm x 170 mm x 90 mm
In-use cover No No No
Measurement Range DO 0 % - 200 % ;  200 % - 400 % ;  0 ppm - 20 ppm ;  20 ppm - 45 ppm 0 % - 200 % ;  200 % - 400 % ;  0 ppm - 20 ppm ;  20 ppm - 45 ppm 0 % - 200 % ;  200 % - 400 % ;  0 ppm - 20 ppm ;  20 ppm - 45 ppm
Measurement Range (Temperature) 0 °C - 50 °C 0 °C - 50 °C 0 °C - 50 °C
Net Weight 0.16 kg 0.16 kg 0.16 kg
Parameter Dissolved Oxygen Dissolved Oxygen Dissolved Oxygen
Power 4 AAA (LR03) Batteries (Included) 4 AAA (LR03) Batteries (Included) 4 AAA (LR03) Batteries (Included)
Resolution (DO) 0.01;  0.1 0.01;  0.1 0.01;  0.1
Resolution Range (DO) 0 - 19.9 ;  20 - 45 0 - 19.9 ;  20 - 45 0.01 - 0.1
Temperature Compensation Yes Yes Automatic
Temperature resolution 0.1 °C 0.1 °C 0.1 °C
Temperature Sensor 30 KΩ NTC 30 KΩ NTC 30 KΩ NTC
Working Environment 41°F - 104°F, 80%RH, non-condensing (5°C - 40°C, 80%RH, non-condensing) 41°F - 104°F, 80%RH, non-condensing (5°C - 40°C, 80%RH, non-condensing) 41°F - 104°F, 80%RH, non-condensing (5°C - 40°C, 80%RH, non-condensing)

Documentation

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