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* Pen type digital pH meter * 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

* Pen type digital pH meter
* 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, food processing, 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 Range	0 to 14 pH x 0.01 pH
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℃ * After calibration.
Input Impedance	10^12 ohms.
Temperature Compensation	Not necessary to make adjustment.
Sampling Time	Approx. 0.8 second.
Operating Temperature	0℃ to 50℃ ( 32℉ to 122℉ )
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 ).
Dimension	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.
Standard Accessories	Instruction Manual............................................. 1 PC pH electrode. PE-11........................................... 1 PC pH 7.00 buffer solution, PH-7A............................ 1 PC pH 4.00 buffer solution, PH-4A............................ 1 PC * PE-11, PH-7A, PH-4A are the consumer accessory.
Optional Accessories	pH electrodes, Carrying case,