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 limit (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 limit (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 limit (cm) | ||
| Thermistor | 1.24 | 1.19 |
| Proximity | 1.12 | 1.17 |
Specificity Results
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
6900 Santa Fe Dr.
Hodgkins, IL 60525
Tel: (708) 485-4200
URL: www.opwglobal.com/opw-fms - Evaluator: Ken Wilcox Associates
Tel: (816) 443-2494
Dates of Evaluation: 11/09/92
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