4-in-1 water quality tester
DVL05-150-S-W-4F01
01
Tester structure
1. The battery compartment contains two battery LR44.
2. HD LCD Display -shows the pH or TDS or EC level or Temp.
3. On/Off button. Turning the tester on and off.
4. HOLD / TEMPERATURE button.
Short press - Freeze a reading for a comfortable read.
Press 3 sec to switch to temperature readings C° and F°.
5. MODE / CALIBRATION button.
Short press – Switch between pH->TDS->EC mode.
Press 3 sec to switch to the calibration function.
6. Glass Sensor and EC/TDS/Temp probe sensors for measuring pH/EC/TDS/Temp level.
7. Protective cup. Protective cover for sensor.
02
General requirements
1. The tester has protection grade IP44. Don't immerse the tester in a liquid more than THE IMMERSION LINE.
2. Before using, recommend immersing the sensor in distilled or RO water for at least 5 hours if you just received the tester or haven't used it for a long time.
03
How to use
1. Remove protective cap.
2. Turn the tester on by pressing the «ON/OFF» button.
3. Choose a testing mode by short-pressing the MODE/CAL button.
04
How to use
4. Immerse the tester sensor in the test solution.
5. Stir gently and wait until the reading stabilizes. 6. Short press the HOLD/TEMP button.
The readings will be frozen. You can pull out the tester from the solution for comfortable readings.
After using.
Don’t forget to rinse the sensors in pure water and suck it with filter paper.
