EXTECH EC400 ExStik® Conductivity/TDS/Salinity Meter


Sale priceAED. 485.00
In stock


The Extech EC400 ExStik® features six units of measure, internal memory that stores up to 15 labeled readings for easy recall, adjustable conductivity to TDS ratio factor from 0.4 to 1.0, and self-calibration upon power up. The EC400 incorporates the latest microprocessor chip technology and patented sensor technology to enable the simultaneous measurement of conductivity, TDS, salinity, and temperature. With the touch of a button the EC400 allows you the flexibility of interchangeable cell constants and has made the job of testing fast, accurate, and repeatable. Complete with meter and Conductivity cell, protective cap, sample cup, four CR2032 batteries, and 48"(1.2m) neck strap.

  •  Autoranging meter offers 3 ranges of measurements from tap water to wastewater and any aqueous solution requiring a conductivity, TDS or Salinity measurements 

  • Units of measure include μS/cm, mS/cm, ppm, ppt, mg/L, and g/L

  • Adjustable Conductivity to TDS ratio factor from 0.4 to 1.0 — conveniently calculates the TDS value 

  • Large 3-1/2 digit (2000 count) Digital display with analog bargraph to indicate sample trends

  • Data Hold, Auto Power Off and low battery indication 

  • Automatic Temperature Compensation of 2% per °C 

  • Simultaneous display of Conductivity, TDS, or Salinity plus Temperature 

  • Internal memory stores up to 25 labeled readings for easy recall 

  • Self calibration of electronics on power up 

  • Easy to replace Conductivity cell module 

  • Waterproof design to withstand wet environment – meets IP57 standard 

  • EC400 includes meter and Conductivity cell*, protective sensor cap, sample cup with cap, four CR2032 button batteries, and 48"(1.2m) neckstrap


  • Conductivity
    Range: 0 to 199μS/cm, 200 to 1999μS/cm, 2.00 to 19.99mS/cm
    Max Resolution: 0.1μS/cm
    Basic Accuracy: ±2%FS\

  • TDS/Salinity
    Range: 0 to 99.9ppm (mg/L), 100-999ppm (mg/L), 1.00 to 9.99ppt
    Max Resolution: 0.1ppm (mg/L)
    Basic Accuracy: ±2%FS

  • Temperature
    Range: 23° to 194°F (-5 to 90°C)
    Max Resolution: 0.1°F/°C
    Basic Accuracy: ±1.8°F/1°C

  • Power: 4 x CR2032 button batteries

  • Dimensions: 1.4 x 6.8 x 1.6" (36 x 173 x 41mm)

  • Weight 3.8 oz (110g)


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