auto calibration
pH METER
Model : PH-109B
FEATURES
* pH measurement range : 0 to 14 pH x 0.01 pH. pH pH 7, pH 4, and pH 10, 3 points calibration
* pH function with high input impedance avoids measuring Calibration ensure the best linearity and accuracy.
error. Data hold Hold the current reading value on the display.
* Microprocessor circuit assures high accuracy and reliable Memory Maximum and Minimum reading values can
performance. Recall be saved and retrieved by record function.
* Large LCD, dual function display. Sampling Time Approx. 1 second.
* Records Maximum and Minimum readings with recall. Power off Auto shut off saves battery life or manual
* Data hold. off by push button.
* Auto power shut off to battery life or manual power off. Overload "- - - -" symbol on the display.
* Powered by 006P DC 9V battery. indication
* Easy and automatic pH calibration procedures. pH Optional,
* Using the durable, long-lasting components and a strong Electrode Any pH electrode with BNC connector.
lightweight ABS-plastic housing case. Operating 0 to 50 (℃ ℃(32 ℉ to 122 ℉).
* Wide applications: water conditioning, aquariums, beverage, Temperature
fish hatcheries, food processing, photography, laboratory, Operating Max. 80% RH.
paper industry, plating industry, quality control, school & Humidity
college. Power Supply DC 9V battery, 006P, MN1604 ( PP3 ) or
equivalent.
GENERAL SPECIFICATIONS * Alkaline or heavy duty type.
Circuit Custom one-chip of microprocessor LSI Power Approx. DC 4.5 mA.
circuit. Consumption
Display 40 mm x 32 mm LCD ( Liquid crystal display ). Weight 362 g/0.8 LB ( battery included ).
Dimension 170 x 70 x 39 mm ( 6.7 x 2.8 x 1.1.5 inch).
Measurement 0 to 14 pH Standard Instruction manual...........1 PC.
Accuracy ± 0.07 PH ( PH5 - PH 9 ) Accessories
± 0.1 PH ( PH 4 - PH 10) Optional pH electrodes :
± 0.2 PH ( PH 1 - PH 3.9, Probes & * General purpose pH electrode, PE-03
PH 10.1 - PH 13) Accessories * General purpose pH electrode, PE-11
* Main instrument only. (Ref. page 20) * Professional pH electrode, PE-01
* 23 ± 5℃, after calibration. * Plane pH electrode, PE-08
Input 10^12 ohms. * Glass body heavy duty pH electrode, PE-02
Impedance * Spear tip pH electrode, PE-04HD, PE-06HD
Temperature Not necessary to make adjustment. Hard carrying case, CA-06
Compensation Soft carrying case, CA-05A
