Primo TDS Tester

Availability: In Stock

HANNA – Primo TDS Tester

Primo TDS tester is a rugged and reliable pocket-sized tester that offers quick and accurate readings. Primo is used for testing total dissolved solids (TDS) in applications such as hydroponics, drinking water, reverse osmosis systems, and aquariums. This meter features Automatic Temperature Compensation (ATC) and automatic single point calibration at 1382 ppm, ensuring the Primo is ready for use in no time.

TDS range 0 to 1999 ppm

Automatic Temperature Compensation

Single point automatic calibration

Product Description

HANNA – Primo TDS Tester


TDS Range 1999 mg/L (ppm)
TDS Resolution 1 mg/L (ppm)
TDS Accuracy ±2% F.S.
Calibration automatic at 1382 mg/L (ppm)
Probe Connection direct, fixed
Dimensions 180 x 50 x 25 mm (7.1 x 2.0 x 1.0”)
Weight 50 g (1.8 oz)
Temperature Compensation automatic from 0 to 60°C (32 to 140°F), β = 2%/°C
Battery Type/Life 1.5V (2) / approximately 200 hours of continuous use; auto-off after 5 minutes of non-use
Environment 0 to 50°C (32 to 122°F); RH max 95%
Ordering Information Primo is supplied with batteries and instructions.


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