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.
Applications
pH, oxidation-reduction potential (ORP), conductivity, dissolved oxygen (DO), salinity, total dissolved solids (TDS), temperature measurement
Display
Liquid crystal display (LCD) display with secondary information line (on select models)
Operation
4 1.5V batteries (included)
Communication
N/A
Construction
ABS Housing
Design Features
Easily replaceable electrodes, automatic shut off feature
Small, economical pen meters offer simple, fast, and straightforward operation.
With durable IP67 waterproof ABS housing, protective sensor cap, and an automatic shutdown feature that preserves battery life, OHAUS pen meters can endure consistent use in rough, wet environments.
Equipped with a wrist strap to prevent accidental drop and damage.
Meter Type |
TDS |
Measurement Range |
0.0 – 1000 mg/L; 0.0 – 99.0 °C |
Accuracy |
± 1.5% / ± 0.5 °C |
Measurement Resolution |
1 mg/L |
Display |
LCD |
ATC |
Yes |
Temperature Compensation |
Automatic |
Accuracy ± (Temperature) |
0.5 °C |
Automatic Shutdown |
Yes, After 6 minutes of non-use |
Battery Life |
200 Hours with Disposable Batteries |
Calibration |
NA |
Conductivity accuracy (±) |
1.5 % |
Conductivity measuring range |
0 – 1000 mg/L |
Dimensions |
7.28 in x 1.5 in x 1.77 in (185 mm x 38 mm x 45 mm) (HxLxW) |
Measurement Range (Temperature) |
0 °C – 99 °C |
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 |
50°F – 104°F, 85%RH, non-condensing (10°C – 40°C, 85%RH, non-condensing) |
Wrist Strap |
Yes |
There are no reviews yet
Recently viewed products
Ohaus Starter Pen ST20T-B TDS Meter with ATC
SKU | PSC-47-12890 |
MPN | 30073981 |
$200.20 CAD