YIERYI Digital Salinity Meter, 0~199.9ppt Salt Meter,High Precision Water Quality Tester ATC ±2％ F.S

SPECIFICATIONS :

1.Range: 
Salinity: 0~199.9ppt
2. TEMP:
-50℃-70℃(-58℉-158℉)
3.Resolution:
Salinity 0.1ppt
TEMP: 0.1°C(0.2℉)
4. Accuracy:
Salinity ±2%F.S
±1.0°C(±2℉)
5.Battery: 4*1.5V (not included)
6. Temperature Compensation: 0°C~50°C
7. Operating Temperature: 0°C~50°C
8. Dimensions: 188mm×35mm×35mm.Weight: 80g

OPERATING STEPS :

1. Remove the protective cap.
2. Wash electrodes in distilled water, and dry them with filter paper.
3. Turn on by “ON-OFF” switch.
4. Put electrode into a liquid that is to be tested, and stir lightly. Wait until the digital is stable, read the final value.
5. After use, wash electrodes, put on the protective cap.

CALIBRATION :
1 . Immerse the meter in the distilled water. Activate it for about some hours.
2 . Immerse the meter in 35ppt calibration solution (at 25°C), and stir it gently.
3 . Allow the reading to stabilize and turn the calibration trimmer with a small screwdriver until the display shows 35ppt.