[ใหม่] TDSmeter TDS-4TM HMdigital
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TDS-4TM: Pocket-Size Meter with Digital Thermometer
FEATURES
A TDS tester that's ideal for all water purification applications, drinking water testing, pools & spas, fresh water aquariums, hydroponics, and colloidal silver. Excellent for both personal or commercial use.
FEATURES
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Includes an internal digital thermometer (celsius).
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The smallest and lightest TDS meter available on the market.
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Hold Function - Saves measurements for convenient reading and recording.
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Auto-off function - Turns off meter after 10 minutes of non-use to conserve batteries.
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Dual Range - Measures from 0 - 999 ppm, with a resolution of 1ppm. From 1000 to 9990 ppm, the resolution is 10 ppm, indicated by a blinking 'x10' image.
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Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
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Recommended for fresh water aquariums & aquaculture, horticulture & hydroponics, pools & spas and water cooler professionals.
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Click here to view our aquarium-specific packaging (for model TDS-4TMA).
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Need help deciding which meter is right for you? View our TDS/EC Meter Selection Guide.
TDS Range: 0-9990 ppm (mg/L)
Temp.
Range: 0-80 degrees Celsius
Resolution: 1 ppm, 1
degree Celsius
Accuracy: +/- 2%
Conversion
Factor: NaCl (avg. 0.5)
ATC: Built-in sensor for
Automatic Temperature Compensation of 1 to 50 degrees Celsius (33 to 122 degrees
Farenheit)
Power source: 2 x 1.5V button cell batteries
(included) (LR44 or equivalent)
Battery life: 1000 hours of
usage
Dimensions: 14 x 2.3 x 1.5 cm (5.5 x .9 x .55 inches)
Weight: 34g (1.2 oz)