AMANDA has 24 years of water treatment industry experience and 11 years of export experience.,it is a production and distribution company of water treatment products, production:UV sterilizer/Ozone generator/Industry and Household purification system;distribution:FRP tank/RUNXIN valve/ Water distributor/RO membrane/Industry RO membrane housing/Filter cartridge /Filter housing .
TDS Meter
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TDS Meter

The main products are: Industry and Household RO system ,FRP tank,RO membrane,RO membrane vessel,RUNXIN valve, Household water purifier, water filter cartridge,water filter housing ,UV sterilizer, ozone generator.
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AMD Product model type_1


Use steps: 

1. Please unplug the electrode protective sleeve before use 

2. Press the switch, place the electrode into the test solution 

3. After the numerically stable, press the HOLD button and take it out of the solution to read. 

4. After reading ,turn off the meter ,wipe clean the electrode before sleeving it.

Instrument features: 

1. Lock Function: easy to read and record, the instrument will lock the reading 

2. 5-minute auto shut off feature, battery won't run off 

3. Measurement Range: Conductivity: 0 -- 9990us/cm
                                              TDS: 0 -- 9999ppm 
                                               Degrees Celsius: 0 .1 -- 80 .0℃ ,F: 32 .0 -- 176 .0 ° F 

Shift between TDS & Conductivity: 

The factory default TDS data, if the conductivity data of the solution is needed , please touch the SHIFT button, the instrument automatically shifted 

Automatic temperature compensation: 

The instrument with automatic temperature compensation function under measurement mode. 

Temperature shift: 

Continuous touch the SHIFT button twice, degrees Celsius and degrees Fahrenheit conversed, the factory default degrees Celsius 


Keep the electrode clean, cover the electrode protective sleeve, please take out the batteries for long periods idle. 


Product warranty life time from the date of purchase

The following situations are not in the range of warranty, damage caused by misemploy (battery leakage, water into circuit boards etc.) physical abuse, the label tore 


1. The instrument is a professional instrument, please under professionals instructions in order to avoid instrument failure 

2. Avoid heat, direct sunlight 

3. Please adopting standard buffer solution calibration, incorrect calibration would cause measurement error, thus affecting the accuracy of the test solution, or cause the instrument not working properly. 

4 . Do not thrown the instrument into the test solution to avoid the circuit board short circuit. 


AMANDA GROUP company consists of 2 factories,2 sales companies, it is a manufactuer and trading company, professional water treatment equipment production,water purification project solution, water treatment parts wholesale company in Shiiazhuang Hebei .closing to Tianjin port and Shanghai port. with a total area of 3,800 square meters Our company is staffed with over 200 employees including 4 senior managers,2 senior engineers,5 engineers,67 professional technicians and enough highly trained workers.

AMANDA GROUP 22 years of water treatment experience and 9 years of export experience. The main products are: reverse osmosis system ,water softner,FRP tank reverse osmosis membrane reverse osmosis membrane vessel,RUNXIN contral valve, Household water softener, Household water purifier, water filter cartridge water filter housing ,UV sterilizer, ozone generator.

We have professional research and development department,won 7 national patents, to provide high-quality water treatment equipment and solutions for customers.3 sales teams sold our products to the United States, Europe, the Middle East. and Africa The professional afer-sale team provides after sale and maintenance for thecustomer.

AMD Company Profile

Since1997:Set up company

Since2001:Productipn water softener

Since2003-2005:7 national patents

Since2009:Export business

Since2013:Production UV sterilizer

Since2015:UMEK establishment. production home water sofitener/RO system production

Since2016:AMANDA GROUP establishment




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Our Factory


Advanced production equipment


Professional and technical personnel


Adequate product inventory


Rich industry experience