PH-108 PH-009II portable Pen PH tester meter with ATC

Specification:

Range 0.0 to 14.0 pH

Resolution 0.1 pH

Accuracy ±0.1 pH (at20°C)

Calibration manual, 1 point

Environment RH 95% max;

0 to 50°C (32 to 122°F)

Batteries:  4x 1.5V alkaline

Life approx. 200 hours of use

Dimensions 152x30x21 mm

Weight 50 g

OPERATION

• Remove the protective cap. Do not be alarmed if white crystals appear around the cap. This is normal with pH electrodes and they dissolve when rinsed with water.

• Turn the meter on sliding the switch on the top.

• Immerse into solution up to the max immersion level.

• Stir gently and wait until the display stabilizes.

• After use, switch off pH meter, use the water clean the electrode and replace the protective cap.

DO NOT USE DISTILLED OR DEIONIZED WATER FOR STORAGE PURPOSES.

• Large fluctuations in readings could be due to lack of calibration, dry electrode or rundown batteries.

 Mr. Stephen Lee

Tel: 86-755-85550819

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