Issue Date: November 22, 1995
Revision Date: October 18, 2002

OPW Fuel Management Systems
(originally listed as Emco Electronics, Tuthill Transfer Systems)

EECO System, Leak Sensor II, Leak Sensor Jr.
Thermistor and Proximity probes

INTERSTITIAL DETECTOR (LIQUID-PHASE)

Detector:

Output type:

qualitative

Sampling frequency:

continuous

Operating principle:

thermal conductivity, proximity switch

 

Test Results:

unleaded gasoline

synthetic gasoline

EECO System

Detection time (sec)

<5

<5

Fall time

manual reset

manual reset

Lower detection limits (cm)

 

 

    Thermistor

1.22

1.12

    Proximity

0.97

1.04

Leak Sensor II

 

 

Detection time (sec)

<5

<5

Fall time

manual reset

manual reset

Lower detection limits (cm)

 

 

    Thermistor

1.14

1.14

    Proximity

1.12

1.17

Leak Sensor Jr.

 

 

Detection time (sec)

<5

<5

Fall time

manual reset

manual reset

Lower detection limits (cm)

 

 

    Thermistor

1.24

1.19

    Proximity

1.12

1.17

Specificity Results (in addition to above):
Activated:  n-hexane, diesel, jet-A fuel, toluene, xylene(s), water.

Comments:
Sensors are reusable.
Systems alarm if either water or product leaks into interstitial space.

 

OPW Fuel Management Systems

Evaluator:  Ken Wilcox Associates

6900 Santa Fe Dr.

Tel:  (816) 443-2494

Hodgkins, IL 60525

Date of Evaluation:  11/09/92

Tel: (708) 485-4200

 

E-Mail:  info@opwfms.com  
URL:  www.opwfms.com  
 

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