Interstitial Level Sensor – Small
Float-switch sensor that alarms when liquid enters the interstitial space of a double-wall steel tank, or a sump/pan.
Supplied to order
Containment & leak detection · Leak sensors
Discriminating Interstitial Sensor - Optical
Model: 30-0236-LW · Manufacturer: Dover Fueling Solutions
Solid-state optical sensor that detects liquid in a tank's annular space and distinguishes water from hydrocarbons.
Supplied to order
Used inTank interstice; alternative: dispenser pans and STP sumps.
Technical document5 documents
In the simulationSump sensors
Prices come in a written quote based on quantity, model and lead time. We supply across Saudi Arabia.
What is it?
Solid-state optical sensor that detects liquid in a tank's annular space and distinguishes water from hydrocarbons.
Where is it used?
Tank interstice; alternative: dispenser pans and STP sumps.
Why you need it
We help you choose the right part for your model and application.
How it fits the system
Part of the station's sump sensors: Read by the tank gauge console.
See it in the simulationCertificates & technical documents
Documents for this product
Datasheet · DatasheetOpenDFS Sensors brochure (2022; MEA resource library) · BrochureOpenProGauge MagLink LX Plus Installation Manual M2050-PLUS Rev.06 (Apr 2026) - §14.12 Discriminating Interstitial Sensor (Optical) · Installation manualOpenProGauge MagLink LX Ultimate Installation Manual M2060 Rev.04 (Apr 2026) - §14.12 Discriminating Interstitial Sensor (Optical) · Installation manualOpenProGauge MagLink LX 4 / LX Plus / LX Ultimate Configuration Manual M2051 Rev.11 (Apr 2026) - §7.2 OPW FMS Smart Sensors (LX Plus and LX Ultimate only) · Configuration manualOpen
| Manufacturer | Dover Fueling Solutions |
|---|---|
| Brand | DFS (ProGauge / OPW FMS IntelliSense smart sensor) |
| Model | 30-0236-LW |
| Dimensions | Confirmed with the quote |
| Material | Confirmed with the quote |
| Fuel | Confirmed with the quote |
| Interfaces | IntelliSense smart-sensor multidrop on a 12 V I.S. barrier channel (max 12 sensors per channel, 48 per barrier) · 3-wire field cable (Red = power, Black = signal, Shield = ground), Belden 88760 or Alpha 55371, max 305 m per channel |
| Measurements | Fuel or water at 1.59 cm |
| Detects | Liquid in the interstice, and tells hydrocarbon (fuel) from water |
| Unit | unit |
| Warranty | Stated in the quote as applicable: manufacturer warranty, supply warranty, or workmanship warranty when we install |
| Internal code | Confirmed with the quote |
Send the make and model, or a nameplate photo, and we reply in writing with the matching part.
- Dispenser make and model
- Photos of the nameplate and the old part
- Quantity
Often ordered with
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