มิเตอร์วัดความเข้มข้นปุ่ย AB ไฮโดรโปนิกส์ EC WATER QUALITY TESTER HM EC-3

FEATURES:

• Ideal for commercial use. Includes a carrying case with belt clip.
• Highly efficient and accurate due to its 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 µS. From 0-999 µS, the resolution is in increments of 1 µS. From 1000 to 9990 µS, the resolution is in increments of 10 µS, indicated by a blinking 'x10' image.
• Built-in digital thermometer
• Display: large and easy-to-read LCD screen.
• Factory Calibrated: our meters are calibrated with a 700 µS 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:

• TDS Range: 0 - 9990 µS (µS/cm)
• Temp. Range: 0 - 80 degrees Celsius
• Resolution: 1 µS; 10 µS, 0.1 degree Celsius
• Accuracy: +/- 2%
• ATC: Built-in sensor for Automatic Temperature Compensation of 1 to 50o C (33 to 122o F)
• Power source: 2 x 1.5V button cell batteries (included)
• Battery life: 1000 hours of usage
• Dimensions: 15.5 x 3.1 x 2.3cm (6.1 x 1.25 x 1 inches)
• Weight with case: 76.5g (2.7 oz)
• Weight without case: 56.7g (2 oz