Issue Date: June 17, 2008
Revision Date: May 21, 2014

PermAlert

PAL-AT Models AT20C, AT30C, AT50C, AT75C, AT20K, AT30K, AT40K, AT80K with PHLR-S/L and PHLR-P-S/L Hydrocarbon Probes

Interstitial Detector (Liquid-Phase)

Detector

Output Type Qualitative
Sampling Frequency Continuous
Operating Principle Product permeable, magnetic membrane switch

Test Results

  Unleaded Gasoline
Response time (sec) 24
Recovery time (hour) >16
Product activation height (mm) 2.0
Lower detection limit (mm) 3.9

Specificity Results (in addition to above)

Activated: diesel, jet fuel

Not activated: water

Comments

Sensors are reusable.

“PHLR-S/L” sensors are designed for operation in ambient pressure environments while “PHLR-P-S/L” sensors are designed for operation in pressurized environments.

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