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PCWI Thin Film Porosity Detector


The PCWI LOW VOLTAGE POROSITY DETECTOR is a Wet Sponge-type Holiday Detector for locating pinholes in coating. When testing for flaws in coatings under 20 mils thickness, it is recommended to use a Wet Sponge Porosity Detector. Also known as a Thin Film Holiday Detector, Low Voltage Holiday Detector or Wet Sponge Holiday Detector.

PCWI Low Voltage Porosity Detector is light-weight instrument featuring push-button operation, large 9" sponge to test greater areas more quickly, and a telescopic handle for reaching farther across the surface of tanks, walls, or other coated surfaces. Every PCWI Low Voltage Porosity Detector is supplied with a manufacturer's certificate of calibration.
 

PCWI Wet Sponge Pinhole Tester Features:

  • LED display of voltage
  • internally-mounted 9v battery
  • low battery condition LED indicator
  • audible and visual fault alarms
  • large probe head (230 x 40 mm) and wide sponge for faster tests
  • telescopic handle extends to 1.2 m.
  • earphone jack allows testing in noisy environments. (earphone not supplied)
  • conformable to ASTM G62 - 07 Standard Test Methods for Holiday Detection in Pipeline Coatings;
    NACE RP0188-99 Discontinuity (Holiday) Testing Of Protective Coatings

 

Specifications:

  • Range: 1 - 500 microns
  • Operating temperature: 1 - +50 *C
  • Test Voltage: 9, 67.5 and 90 v.
  • Telescopic probe length: 350 mm to 1.2 m
  • Power supply: 9v battery
  • Dimensions: 210 x 75 x 35 mm
  • Weight: 350 g

PCWI Wet Sponge Pinhole Detector Kit includes: PCWI Low Voltage Holiday Detector w pocket clip; telescoping handle with one 9" sponge, 7 metre earth lead and clip; carry case; instruction manual with conformance certificate.

Wet Sponge Detector Models available:

Selectable 9, 67.5, or 90 v test voltage
Fixed 67.5 v. test voltage

 

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