Features HM Digital TDS-4 :
The smallest and lightest TDS meter on the market.
Sleek design is perfect for personal or consumer use.
Advanced microprocessor technology.
Hold Function: saves measurements for convenient reading and recording.
Auto-off function: the meter shuts off automatically after 10 minutes of non-use to conserve batteries.
Measurement Range: 0-9990 ppm. From 0-999 ppm, the resolution is in increments of 1 ppm. From 1000 to 9990 ppm, the resolution is in increments of 10 ppm, indicated by a blinking ' x10' image.
Display: large and easy-to-read LCD screen.
Recommended for fresh water aquariums & aquaculture, horticulture & hydroponics, and pools & spas.
Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
Need help deciding which meter is right for you? View our TDS/ EC Meter Selection Guide.
Specifications HM Digital TDS-4:
Range: 0 - 9990 ppm ( mg/ L) Resolution: 0-999: 1 ppm; 1000-9990 10 ppm ( indicated by a ' x10' icon)
Accuracy: + / - 2%
EC-to-TDS 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)
UPC: 891144000182
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