pH-221 Lutron ATC, two displays, auto calibration: 马来西亚的首选 The Great Services

详情

Features

pH : 0 to 14.00 pH, mV : ± 1999 mV
mV function is used to accept the ORP electrode
BNC socket input, can accept most kind pH electrode
Separate pH electrode, easy for general purpose and remote measurement
pH measurement can select automatic temperature compensation ( via. optional Temp. probe ) or manual temperature adjustment
High input impedance for the pH function
Auto calibration for pH 7, pH 4 and pH 10 or other value
LCD with two display, easy readout
Manual and auto data logger, with flexible sampling time selection, can save max. 1,600 reading data
Can default auto power off or manual power off
Temperature unit can default to ℃ or ℉
Microcomputer circuit, intelligent function, high accuracy
Records Maximum and Minimum readings with recall
Data hold function for freezing the desired value
Build in the input socket for DC 9V power adapter
RS232 PC serial interface
Heavy duty & compact housing case
Available for wide applications, such as aquarium, beverage, fish hatcheries, food processing, photography, laboratory, quality control, school & colleges, swimming pools, water conditions

Specification

pH Electrode	Optional, Any pH electrode with BNC connector
Measurement	pH	0 to 14 pH
	mV	-1999 mV to 1999 mV
Input Impedance	10^12 ohm
Temperature compensation for pH measurement	Automatic (ATC)	With the optional temperature probe ( TP-07 ) 0 to 65 ℃
pH Calibration	pH 7, pH 4, and 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
Circuit	Custom one-chip of microprocessor LSI circuit
Display	LCD size : 44 mm x 29 mm, dual function LCD display
Data Hold	Freeze the display reading.
Sampling Time of Data Logger	Manual	Push the data logger button once will save data one time. * Set sampling time to 0 second
	Auto	1, 2, 5, 10, 30, 60, 600, 1800, 3600 seconds
Data Logger number	Max. 1,600-point Data logger
Memory Recall	Maximum & Minimum value
Sampling Time of display	Approx. 1 second
Power off	Auto power shut off to save battery life or manual power off
Data Output	RS 232 PC serial interface
Operating temperature	0 to 50 ℃
Operating Humidity	Less than 80% RH
Power Supply	006P DC 9V battery ( Alkaline or Heavy duty type ). DC 9V adapter input. * AC/DC power adapter is optional
Power Current	Approx. DC 6 mA.
Weight	200 g/0.44 LB. * Include probe and batterry.
Dimension	135 x 60 x 33 mm