yieryi ORP Meter Redox Potential Tester Negative Potential Pen Tester with calibration

yieryi 100% New brandORP Meter Redox Potential Tester Negative Potential Pen Tester ORP Meter with ORP calibrate powder

Specifications:

• Model Number:TPH01402P
• Test item: ORP
• Type : Portable Water Analyzer
• Supply voltage: 4*1.5V(Not included)
• Measuring range: 0~±1999mg/LmV
• Resolution : 1mV
• Accuracy: ±5mV
• Operating voltage: 4*1.5V (AG-13 battery)
• Working temperature: 0°C～50°C
• Correction : 1 point correction
• Volume: 188mm*35mm*35mm
• Weight :118g
• Applicable industries : Swimming pool, waterworks laboratory, aquaculture, hospital

Fetures:

• Steps:
• 1.Remove the protective cover.
• 2.Touch the "ON/OFF" switch and turn on the power.
• 3.Put the electrode into the solution to be measured and gently shake it. After the value is stable, read the displayed value.
• 4.Touch the "HOLD" key to keep the current measured value.If you need to measure again, press the "HOLD" button again to release the hold state automatically.
• 5.After use, press the switch, rinse the electrode with distilled water, and put on the protective cover.
• Three: Note:
• 1: There is a white crystalline salt around the electrode. This is a normal phenomenon of the ORP electrode. Only when the electrode is immersed in clean water can it dissolve and disappear.
• 2: The test ORP value is generally about a few minutes to 10 minutes, waiting for the value of a stable very slow jump or jump up and down when reading the display value is measured
• 3: The display values in ORP and air are random jumps, and it is a normal phenomenon that there is no regular change.
• 4: After use, please turn off the power, clean the electrode with pure water or distilled water, use a soft paper towel to dry the water and put on the protective cover.
• Battery installation:
• If the display is blurred or not displayed, replace the battery promptly.When replacing the battery, unscrew the cover and you can replace it. Note the polarity of the battery.

Package list:

• 1 xPortable Water Analyzer
• 1 xEnglish Instruction Manual