คุณลักษณะเฉพาะของเครื่อง
การวัดค่าความกระด้าง TDS เครื่องวัดความนำไฟฟ้ารุ่น TDS รุ่น DM-2
Install on industrial systems such as car washes, window washing, manufacturing, and food processing.
FEATURES
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Highly efficient and accurate due to its advanced microprocessor technology.
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Displays TDS levels of the Feed Water and Product Water with in & out electrode probes.
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Auto-Off function conserves battery power. The unit shuts off automatically after 20 seconds.
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Dual Range - Measures from 0-999 ppm, with a resolution of 1 ppm. From 1000 to 9990 ppm, the resolution is in 10 ppm increments, 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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Comes equipped with 1/4 inch John Guest Quick-Connect T-fittings as shown. Also available with 3/8" fittings.
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Installs quickly and easily.
Differences from the DM-1:
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Designed for commercial/industrial applications.
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Stronger, water-resistant casing.
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Calibration can be done individually or simultaneously on each line.
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Improved design, including an extra large, easy-to-read LCD display.
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Longer, waterproof, shielded cables.
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Variable mounting bracket.
SPECIFICATIONS
Range: 0-9990 ppm
Accuracy: ±2%
Cable Length: 46" (including sensor)
Calibration: Factory calibrated to NaCl 342 ppm. Re-calibration can be done separately for each line, or simultaneously for both.
Power source: 2 AAA batteries (included)
Battery life: over 1000 hours of continuous use
Size: 11.6 x 6.8 x1.8 cm (4.6 x 2.6 x .7in.)
Weight: 201.3 g (7.1 oz.)
http://www.scilution.com/product-th-107532-2181031-%E0%B9%80%E0%B8%84%E0%B8%A3%E0%B8%B7%E0%B9%88%E0%B8%AD%E0%B8%87%E0%B8%A7%E0%B8%B1%E0%B8%94%E0%B8%84%E0%B8%A7%E0%B8%B2%E0%B8%A1%E0%B8%99%E0%B8%B3%E0%B9%84%E0%B8%9F%E0%B8%9F%E0%B9%89%E0%B8%B2%E0%B8%A3%E0%B8%B8%E0%B9%88%E0%B8%99+TDS+%E0%B8%A3%E0%B8%B8%E0%B9%88%E0%B8%99+DM+2.html#