pH-220 Lutron Separate electrode, Auto calibration
pH-220 Lutron Separate electrode, Auto calibration pH Meter  Selangor, Malaysia, Kuala Lumpur (KL), Singapore, Seri Kembangan Service, Repair | The Great Services
Features 
  • Separate pH electrode, easy for general purpose usage and remote measurement.
  • Complete set with one separate pH electrode ( PE-11 ) and pH 4, pH 7 standard solution.
  • Can select the display direction ( normal or reverse ).
  •  Water resistance, IP65 protection.
  • Auto calibration for pH 4, pH 7 or pH 10.
  •  Build in reverse display button.
  • Data hold.
  • Auto power off.
  • Compact size, light weight.
  • Available for wide applications, such as aquarium, beverage, fish hatcheries, foodprocessing, photography, laboratory, quality control, school & colleges, swimming pools,water conditions.
Specifications 

Display  LCD, size : 20 mm x 28 mm
* User can reverse the display direction by push button
Measurement 
0 to 14 pH x 0.01 pH
Range
Resolution  0.01 pH
Accuracy 
± 0.07 pH ( pH 5 to pH 9 )
± 0.1 pH ( pH 4 to pH 10 and beyond pH 5 to pH 9)
± 0.2 pH ( pH 1 to pH 3.9, pH 10.1 to pH 13 )
* 23± 5¡æ * After calibration
Input Impedance 
 
10^12 ohms.
Temperature Compensation  Not necessary to make adjustment.
Sampling Time 
 
Approx. 0.8 second.
Operating Temperature  0¡æ to 50¡æ ( 32¨H to 122¨H )
Operating Humidity
Calibration method 
 Less than 80% RH.
Auto calibration, pH 7, pH 4 ( or pH 10 ).
Power Supply  DC 1.5V battery ( UM-4/AAA ) x 4 PCs.
Power Consumption  Approx. 4.8 mA.
Dimension Meter :180 x 40 x 32 mm ( 7.1 x 1.6 x 1.3 inch ).
Electrode : Body size : 9.5 mm dia. x 120 mm.
Electrode cable length : approx.. 1.8 meter.
Weight  220 g/0.48 LB (included electrode).
pH electrode 
Any pH electrode with BNC plug. pH electrode, PE-11 is
included.

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