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

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.

Specifications:

• 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).