TDS water quality test pen used to test the water TDS value， water conductivity， in order
to judge the degree of pure water. With both test temperature and the environment is of
the function of temperature. Products can be widely applied to water treatment industry，
drinking water industry， family， individual staycation， field operation as drinking water
quality inspection tools.
 
The test items:Water quality TDS value PPM (mg / L) Gun Ji s / cm， centigrade
temperature C， Fahrenheit temperature F.
 
Test range: TDS: 0 ~ 9999 PPM.
Resolution: <1000， 1 PPM; Or 1000， PPM; Automatic shift.
The test precision: plus or minus 2%.
Temperature test range: 0 ~ 99 C (Fahrenheit for 32 ~ 212 F)， accuracy + / - 0.1.
Use environment: 0 ~ 50 C; Maximum relative humidity is 95%.
Battery: 1.5 V * 2 (button battery) (NOT INCLUDE)
 
Use case:
Detection pure water is of the drinking standard: pure water below 50 PPM Detection of
mineral water is of the drinking standard， mineral water between 100-200 PPM.
Whether the laundry to wash clean: testing raw water or the use of water PPM， data
difference does not want too big.
Detection of tap water is qualified: national standard 50-300 PPM.
Pure alcohol: PPM a value greater than 0， it means not pure.
Wash the vegetables water PPM value on the high side， suggests that a chemical
pollution， which should be pay attention to.
 
TDS pen method of use:
open the TDS pen probe cover， press subscript have ON / OFF button， wait for LCD
display， will be measured TDS pen into the water， the water can test the TDS value，
water quality between direct drinking water quality standard， the light is green ， beyond
direct drinking water quality standard， background light to red. After the test， with dry
paper will TDS pen probe wipe clean.
 
Package included:
1*TDS water test pen
 
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