digital tds pen portable TDS meter
according to quantity
WHAT IS TDS?
Total Dissolved Solids(TDS)are the total weight of all solids (minerals, salts, or metals)
that are dissolved in a given volume of water ,exressed in parts per million (ppm ) or milligrams per liter (mg/L)
TDS meter FEATURES
1. Hold function: Saves measurements for convenient reading and recording .
2.Auto-off function:The instrument will automatically shut off after 6 minutes nonuse .
3.Range:From 0-999ppm , resolution is 1ppm , from 1000-9990ppm , resolution is 10ppm.
TDS meter USE STEP
1.Remove the protective cap and turn on the meter
2.Immerse the meter into the solution ( the max immersion level is 5cm )
3.Lightly stir the meter to dislodge any air bubbles.
Wait until the display stabilizes.Press the HOLD button to lock the reading .
4.After usage , shake off excess water from your meter and replace the cap .
1. Do not drop the entire tds meter in the water or dip beyond the maximum immersion level.The meter is not water-tight.
2.Do not store the instrument in high temperature or direct sunlight.
3.Do not strike ,press and fall down this instrument.
Warranty of TDS
The instrument is warranted to the purchaser for three years from the date of purchase.
If during these periods, repair or replacement of the instrument is required,
please return the instrument to either your dealer or to our office.The repair will be effected free of charge.( damage is not due to negligence or erroneous operation by the user)
Note :Plese provide purchase invioce or proof before returning your instruments back .
1. we have good after-sales service . we are online 24 hours the whole day .you can contact us any time if there has problem .
2. we can supply you picture modification service . our designer can modify picture for you according to your requirements .
3.we can print logo on the tds meters for you .
4.we send 2 replacement tds meters every 100pcs for the buyer .