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.
