Starter Pen Meter, Conductivity/pH/TDS, 1.5 L x 1.77 W x 7.28" H, 0 to 1999 µS/cm, 0 to 14 pH, 0 to 1000 mg/L Measurement Range, ABS Plastic Housing, Model ST20M-B, LCD Display, Four 1.5 V AG13 Batteries
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.
Calibration | : | 3 Points |
Operating Temperature | : | 10 to 40°C, 85% RH, Non-condensing |
Accuracy | : | ±0.05 pH, ±0.5°C, ±2% FS |
ATC | : | Yes |
Automatic Shutdown | : | Yes, After 6 min of Non-use |
Battery Life | : | 100 Hours |
Display | : | LCD |
Height | : | 7.28" |
Housing Material | : | ABS |
Length | : | 1.5" |
Measurement Range | : | 0 to 1999 µS/cm, 0 to 99°C, 0 to 14 pH, 0 to 1000 mg/L |
Measurement Resolution | : | 0.01 pH, 1 µS/cm |
Meter Type | : | Conductivity, pH, TDS |
Model | : | ST20M-B |
Number of Buttons | : | 3 |
Power Source | : | (4) 1.5 V AG13 Batteries |
Protection Rating | : | IP 67 |
Temperature Display | : | Yes |
Temperature Sensor | : | 50 KO NTC |
Width | : | 1.77" |
Wrist Strap | : | Yes |