ST20D Starter Pen Meter from Ohaus
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 pen meters that provide accurate measurement of pH, oxidation-reduction potential (ORP), conductivity, salinity, and total dissolved solids (TDS). Starter pen meters are the economical option when you are simply looking for meters that will provide accurate measurement without restriction.
ApplicationspH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), temperature measurement
DisplayLiquid crystal display (LCD) display with secondary information line (on select models)
Operation4 1.5V batteries (included)
CommunicationN/A
ConstructionABS Housing
Design FeaturesEasily replaceable electrodes, automatic shut off feature
Specification
Meter Type: Dissolved Oxygen
Measurement Range: 0.0 – 19.9 mg/L; ±0.5 °C
Measurement Resolution: 0.1 mg/L
ATC: Yes
Temperature Compensation: Automatic
Accuracy ± (Temperature): 0.5 °C
Automatic Shutdown: Yes, After 6 minutes of non-use
Battery Life: 100 Hours with Disposable Batteries
Calibration: 1 Point
Dimensions (HxLxW): 1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm)
Net Weight: 3.88 oz (110 g)
Number of Buttons: 3
Power: 4 AG13 Batteries (Included)
Protection Rating: IP67
Temperature Display: Yes
Temperature Range: 0 °C – 99 °C
Temperature Sensor: 50 KΩ NTC
Working Environment: 41°F – 104°F, 80%RH, non-condensing (5°C – 40°C, 80%RH, non-condensing)
Wrist Strap: Yes
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