Environmental & Scientific Instruments Co.
Environmental & Scientific Instruments Co.


Contact Us

Plot – 123, Industrial Area, Phase – II, Industrial Area Phase 2, Panchkula, Haryana - 134113, India

Mobile : +91-9216626616

Phone : +91-172-5033251

Fax : +91-172-2591407

Digital TDS Meter - 661 (Handheld)

Designed in ABS Plastic to provide the rugged portability matched in fields with the accuracy demanded in the laboratory. A beautiful carrying case holds every thing needed in the field operation. These are useful test instruments to measure TDS (Total Dissolve Solids) of any solution in the fields, laboratory or plant.


  • ABS Plastic Body
  • 3 ½ digit LCD display
  • Rugged Portability
  • TDS measurements


Type Digital Tds Meter
Certification CE Certified
Weight 100-200gm
Color Multi Colour
Voltage 3-6VDC, 6-9VDC
Usage Tds Monitor
Display Type Digital
Frequency 50Hz-65Hz
Automatic Grade Automatic
Body Material Plastic
Power Source Electric
Features Accuracy, Durable
Warranty 1Year

Additional Information

Product Code Digital TDS Meter -661



Range -1999 ppm, 0-19.99 ppt
Resolution 1 ppm
Sensor TDS Cell (Dip type)
Temp. Compensation  
Accuracy 1% FS
Display 3 1/2 digit LCD
Battery 9V DC
Size 180x85x30 mm

Note : Specifications are subject to change due to continuous improvements.