The Apera Instruments TDS20 Value Pocket TDS Tester is simply the most reliable pocket conductivity ppm tester/meter with the best value for all kinds of routine testing, including tap water/drinking water testing, agriculture, aquaculture, swimming pool, education, etc.
- The unique platinum black conductivity probe technology ensures wide range measurement with accuracy and consistency.
- An ultra clear 180˚ viewing angle screen with temp./TDS value dual display and indications of completed auto calibrations and stable readings.
- Complete kit with calibration solutions (1413 µs and 12.88 mS), AAA batteries, and a lanyard all in a rugged carrying case.
- 1-2 points auto calibration and 0 to 50˚C auto temp. compensation, ±1% F.S accuracy with 0 to 20.00 mS/cm wide conductivity measuring range
- Self-diagnosis with an out-of-range warning and incorrect calibration reminders.
- IP67 Water-proof and dust-proof, floats on water so no need to worry if you drop it in the water by accident.
- 200 hours' continuous operation powered by AAA batteries (with low power warning and auto power off in 8 min if no operation).
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Meter's Technical Specs
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TDS
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Range
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0 to 100.0 ppm, 0 to 1000 ppm, 0 to 10.00 ppt
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Resolution
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0.1/1 ppm; 0.01 ppt
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Accuracy
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±1% F.S
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Calibration Points
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Automatic 1 to 2 points
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Temperature Compensation
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Auto Temperature Compensation
0 to 50 °C (32 to 122°F)
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Temp.
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Range
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0 to 50°C (32 to 122°F)
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Resolution
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0.1°C
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Accuracy
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±0.5°C
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LCD
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180° Viewing Angle LCD
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Stable Reading Indication
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Smiley Face icon
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Low-Battery Warning
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Battery icon flashing, reminder of battery replacement
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Self-Diagnosis
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Yes
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Heads-Up Function
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No
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Auto. Power-Off
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Yes, auto power-off in 8 minutes without operation
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Waterproof Rating
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IP67; Floatable
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Power
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DC3V, AAA batteries*4
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Battery Life
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Continuous operation up to 1000 hours
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Dimensions& Weight
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Tester: (40*31*178) mm/ 107g With case_(190*165*40) mm/ 438g
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Electrode's Technical Specs
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Application
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Regular water solution testing, such as pools and spas, hydroponics, tap water, drinking water, water treatment, waste water treatment, aquaculture, etc.
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Type of Sensor
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BPB (Brush-Resistant Platinum Black)
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Replaceable
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No
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Temperature sensor
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Yes
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Range
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0.1 μS to 20.00 mS
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Temperature Range
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0 to 50°C (32 to 122°F)
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