pH-222 Lutron Pen type, with electrode, ATC: 马来西亚的首选 The Great Services

详情

Features

Pen type digital pH meter, all in one, pH electrode is included, easy for general purpose application.
Build in temperature sensor, ATC ( auto temperature compensation ).
pH 4, pH 7 standard solution are standard accessories
Easy to change the pH electrode.
Temperature measurement, 'C, 'F.
IP67, water proof and protection.
Auto calibration for pH 4, pH 7 or pH 10 or other value.
High input impedance
LCD with two displays and bar graph indicator.
Data hold function for freezing the desired value.
Auto power off
Records max. and min. value with recall.
100 point data logger with recall.
Microcomputer circuit, intelligent function, high accuracy.
Compact size, light weight.
Power supply by DC 1.5 V battery ( UM4/AAA ) x 4 PCs,
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 * With bar graph indicator
Measurement range	pH	0 to 14 pH /
	Temp.	-5 to 80 ( 23 to 176 )
Resolution	pH	0.01 pH
	Temp.	0.1 / 0.1 . ℃ ℉
Accuracy	pH	± 0.02 pH * After calibration, meter without PE-12 electrode.
		± 0.2 pH * After calibration, meter with PE-12 electrode.
	Temp	± 0.8 / ± 1.5 . ℃ ℉
pH Input Impeda	10^12 ohms
pH Electrode	Included.* PE-12
Data Hold	Freeze the display reading.
Sampling time	Approx. 0.8 second.
pH Temp. Compensation	ATC ( Automatic temperaturecompensation ), build thermister Temp sensor
Memory Recall	Maximum & Minimum value
pH Calibration	pH 7, pH 4 or pH 10, 3 points calibration ensure the best linearity and accuracy * Other calibration point that near the pH 7, pH 4, and pH 10 are available
Data Logger	Max. can save 100 point data with recall. Manual, push the data logger button once will save data one time.
Circuit	Custom one-chip of microprocessor LSI circuit.
Operating Temperature	Meter : 0 to 60 ( 32 to 140 )
	pH electrode : -5 to 80 ( 23 to 176 )
Operating Humidity	Less than 80% RH
Power Supply	DC 1.5V battery ( UM-4/AAA ) x 4 PCs.
Power Consumption	Approx. 4.8 mA.
Dimension	186 x 40 x 32 mm ( 7.3 x 1.6 x 1.3 inch ). * Meter with pH electrode.
Weight	131 g/0.36 LB (included electrode).
Power off	Auto power shut off to save battery life