Starter Pen Meters
Compact Design for Fast, Convenient Electrochemistry Measurement At Your Fingertips


Meter Type Salinity
Measurement Range 0.0 – 10.0 ppt
Accuracy ±2.5% FS
Item Number: 30073982
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.
pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), temperature measurement
Liquid crystal display (LCD) display with secondary information line (on select models)
4 1.5V batteries (included)
ABS Housing
Design Features
Easily replaceable electrodes, automatic shut off feature
Meter Type Salinity
Measurement Range 0.0 – 10.0 ppt
Accuracy ±2.5% FS
Measurement Resolution 0.1 ppt
Display LCD
ATC Not Applicable
Temperature compensation Not Applicable
Automatic Shutdown Yes, After 6 minutes of non-use
Battery Life 200 Hours with Disposable Batteries
Calibration NA
Conductivity accuracy (±) 2.5 %
Conductivity measuring range 0.0 – 10.0 ppt
Dimensions 1.5 in x 7.28 in x 1.77 in (38 mm x 185 mm x 45 mm) (LxHxW)
Net Weight 3.88 oz (110 g)
Number of Buttons 1
Power 4 AG13 Batteries (Included)
Protection Rating IP67
Temperature Display Not Applicable
Working Environment 50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85% RH, non-condensing)
Wrist Strap Yes

Item Number



Pen Electrode, ST10C-C ST10S