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Lutron Pen Type Conductivity of Water TDS Meter (PCD-431) with ATC

Model #: PCD-431

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Lutron Pen Type Conductivity of Water TDS Meter (PCD-431) with ATC
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Category Water Testing

Lutron Pocket Digital Conductivity Meter measures in MicroSiemens/Milli-Siemens or TDS (Total Dissolved Solids) ppm (Parts Per Million).

  • All in one pen type conductivity meter provides fast, accurate readings with digital reading.
  • Conductivity measurement.
    • Conductivity (two ranges): 2,000 microSiemens / 20.00 milliSiemens.
    • TDS (two ranges): 20,000 ppm / 2,000 ppm.
  • Built in temperature sensor allows for ATC (auto temperature compensation).
  • Temperature measurement: F or C.
  • IP67 water proof and resistance.
  • LCD displays Conductivity and Temperature values at the same time.
  • Data hold, records maximum and minimum reading.
  • Microcomputer circuit, intelligent function, high accuracy.
  • Compact size, light-weight.


  • Measurement range:
    • Conductivity:
      • 0 to 2,000 microSiemens with 1 microSiemen resolution.
      • 0 to 20.00 milliSiemens with 0.01 milliSiemen resolution.
    • TDS:
    • Range 2,000 ppm: 0 to 1,320 ppm.
    • Range 20,000 ppm: 1,320 to 13,200 ppm.
  • TDS / Conductivity accuracy: within 97% of Full Scale + 1 digit ) verified at approximately 75 F.
  • Temperature measurement range: 32.0 F to 140.0 F (0 to 60 C) with 0.1 resolution.
  • Temperature accuracy (within): 1.5 F (0.8 C).
  • Sampling time: Approx. 0.8 second.
  • Display size: 20 mm x 28 mm.
  • Operating temperature: 32 F to 122 F (0 to 50 C).
    NOTE most batteries are not rated for below -4 F or above 125 F.
  • Operating humidity: less than 80% RH non-condensing.
  • Probe: carbon rod electrode for long life.
  • Power: (4) AAA 1.5v DC alkaline batteries or equivalent.
  • Dimensions: 7.5 x 1.6 x 1.6 inches (190 x 40 x 40 mm).
  • Weight: 6.1 ounces (171 g/0.38 LB).

Download Users Manual (PDF format)

Download Product Specification Flyer (PDF format)

Applications include: aquarium, beverage, fish hatcheries, food processing, photography, laboratory, quality control, school & colleges, swimming pools, water conditioners.

Search Category: Hardware > Tools > Measuring Tools & Sensors
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Category Water Testing
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