Portable digital high accuracy pH meter tester with factory price
Range: 0.0-14.0 PH Resolution: 0.01 PH Accuracy: ±0.04 PH Typikal EMC DEV: PH Pen Type Digital PH Meter Pen Type Digital PH Meter Batteries: 3*1.5V ( AG-13 Button Battery) Life: approx*700 hours of use Environment: 0℃-80℃ Relative Humidity: less than 95% Dimensions: 150mm*29mm*20mm Calibration:Three points Automatic Calibration
1. Turn on the PH meter
2. Immerse the electrode in PH 6.86 standard buffer solution(under the temperature of 25°C)
3. After digital stabilized, press the "shift" button for 5 seconds, (the instrument comes into the automatic calibration Status ) .Wait until the display digital is 6.86pH ,Then complete PH 6.86 point calibration
4. Clean the electrode with distilled water and dry it with filter paper. Immerse the electrode in pH 4.00 standard buffer solution
5. After digital stabilized, press "shift" button for 5 seconds. Wait until the digital is 4.00 pH.Complete the ph 4.00 point calibration
6 .Clean the electrode with distilled water and wipe clean the spare water.Put the electrode in the PH 9.18 standard solution until the data stable,The data is in the range of allowable error.
7. This instrument calibration work is completed after all the steps.
1.Take off the protective sleeve
2.Clean the Electrode with distilled water and wipe clean the spare water.
3.Press the "ON/OFF" button .Switch on the power.
4.Put the PH meter in the solution .Make sure the electrode immersed in the solution.
5. Lightly shake the meter, read the data when the numeric stabilized.The temperate displays at the bottom of the screen .
6. Press the "ON/OFF" button to shut off the instrument .
Clean the electrode, cover the electrode protective sleeve.
The instrument need recalibrate in the following condition.
1.Long time no use or use very long time after calibration
2.The electrode is used Very frequently.
3. The testing accuracy requirement is very high.
4.Do not press the "shift" button long time .Otherwise the meter need recalibrate.
When the display value is fuzzy or unshown ,it shall check the battery voltage. Lessing than 3 v,it shall promptly replace the battery.
Unscrew battery cover and replace the battery.
Pay attention to the polarity of battery.
The instrument maintains for a year, from the delivery date , guaranteeing due to production and material defects
If the instrument need to be changed or repaired ( not the artificial damage or caused by fault using ) ,please mail the manual and the instrument together to our factory .
We will solve all the problem for you .
Good service The customer is the god.We will be dedicatedly to provide the best service to each of our customer.Focus on producting the best quality goods and best after-salea service.You can contact with us in any time if you have any doubt or needs,it will be solved within 24 hours.Also provide the products OEM/OEM service.
Quality control We have the professional and strict quality control system,has pass the ISO 9001 certification of CE. ROHs.etc. With long time warranty of 1~3 years depengding on the different products. Any quality problems during the warranty time.we promise to the repair or replace a new one for you.
More experiences Runjie is specialized in all kinds of water qiality analyser,testing meter,measure tools,water purifier parts for 6 years. We have the most experienced and the products experted to many countries all over the world,expecially to the Europe,America and the Middle East,because the high quality and competitive price.
Jinan Runjie Electronic Technology Co., Ltdis TDS pen, pH meter, electrolyzer, salinity meter, pure water computer version, water purifier, formaldehyde tester and other products specializing in the production and processing company, with a complete and scientific quality management system
The company currently employs more than 200 people, with the world's advanced technology production.We have a professional team, strict management, excellent equipment, strive to create Runjie brand and its fashion health products
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