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UST Program - LG 113

UST Programs - LG 113

Issue Date: November 22, 1995
Revision Date: March 10, 2000


PermAlert

TankWatch Models PHM10, PHMS with Combination Hydrocarbon/Water Probe, Hydrocarbon Probe

INTERSTITIAL DETECTOR (LIQUID-PHASE)

 

Detector:

Output type:

qualitative

Sampling frequency:

continuous

Operating principle:

electrical conductivity

Test Results:

 

unleaded gasoline

water

Combination Hydrocarbon/Water Probe

Response time (min)

0.30

<1

Recovery time (min)

1.97

1.68

Product activation height (cm)

0.18

0.80

Lower detection limit (cm)

0.56

1.93

Hydrocarbon Probe

 

 

Response time (min)

0.25

 

Recovery time (min)

2.33

 

Product activation height (cm)

0.17

 

Lower detection limit (cm)

0.38

 

Specificity Results (in addition to above):
Activated: synthetic gasoline, diesel, heating oil #2.

Comments:
Sensors are reusable.
Hydrocarbon probe is not activated by water.
Hydrocarbon/water probe does not discriminate between gasoline and water.

 

PermAlert

Evaluator:  Carnegie Mellon Research Institute

7720 N. Lehigh Ave.

Tel:  (412) 268-3495

Niles, IL 60714-3491

Date of Evaluation:  06/16/92

Tel:  (847) 966-2235

 

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Appearance on this list is not to be construed as an endorsement by any regulatory agency nor is it any guarantee of the performance of the method or equipment.
Equipment should be installed and operated in accordance with all applicable laws and regulations.
For full details, please refer to our expanded "DISCLAIMER" page.

 
 

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