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Blue tooth Water Hardness Tester, HAD-BT40

  • Suitable for Android smartphone or tablet
  • 2 to 5 points calibration
  • Setup menu contains 12 options
  • Accuracy: 1% F.S

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• High-performance bluetooth water hardness meter is supplied with a solid state sensor.
• 2 to 5 points calibration, providing the 5 concentration points can be selected.
• Selectable water hardness units – german degree (°dH), English degree (°e), french degree (°fH), gpg, mg/L and mmol/L.
• Manual temperature compensation eliminates the error caused by temperature deviation.
• Auto-Read function senses and locks the measurement endpoint.
• Timed Interval Readings sends the measurement data to memory or printer.

Water Hardness Tester.png
• Limit Alarm automatically alerts when reading exceeds the specified range.
• Calibration due alarm prompts user to calibrate the tester regularly.
• Calibration report shows the date, time, calibration points and slopes. 
• Password protection prevents the unauthorized calibration and settings.
• Multiparameter measurement allows the bluetooth conductivity and dissolved oxygen testers connect to device simultaneously.
• Reset function automatically resumes all settings back to the factory defaults.


Model HAD-BT40
Range (Concentration) 0.05 to 200mmol/L Resolution 0.1, 1mV, selectable
Range (German Degree) 0 to 1122°dH Accuracy ±0.2mV
Range (English Degree) 0 to 1404°e Temperature Compensation 0 to 50°C/32 to 122°F, manual
Range (French Degree) 0 to 2000°fH Stability Criteria Fast, standard, slow
Range (Grains per gallon) 0 to 1170gpg Measurement Modes Continuous or auto-read
Range (CaCO3) 0 to 20000mg/L Timed Interval Readings 10, 30, 60, 300 seconds or off
Range (CaO) 0 to 11220mg/L Calibration Due Alarm 1 to 99 days or off
Range (Ca2+) 0 to 8020mg/L Data Transfer Send to memory or printer
Resolution 0.001, 0.01, 0.1, 1 Password Protection 6 digits
Accuracy ±1% F.S. Connectivity Bluetooth 4.0 or later
Calibration Points 2 to 5 points Max Wireless Range 10m/32.8ft
Calibration Solutions 0.01, 0.1, 1, 10, 100mmol/L Power 2×1.2V lithium batteries or AAA batteries
Range ±2000.0mV Dimensions


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    Contact Info

    Rm. 2014, Bldg. 3, Ligaoguojihuayuan, No. 1222, West Aoti Road, Lixia District, Jinan, Shandong

    Phone: +86-531-88982330

    Fax: +86-531-88983691


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