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Scully two-wire optic sensors are specifically engineered to prevent overfill and ensure precise point level detection for liquid petroleum products.
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Scully two-wire optic sensors are specifically engineered to prevent overfill and ensure precise point level detection for liquid petroleum products. These sensors are compatible with Scully Intellitrol® and ST-15 series loading rack control monitors, as well as the Scully IntelliCheck® II Monitor. With no warm-up time required, operators can immediately begin loading operations without delays.
System-wide "closed loop" Dynacheck pulsing signal ensures safe and reliable operation.
Designed for liquid petroleum product overfill prevention and point level detection.
Compatible with Scully Intellitrol, ST-15 series, IntelliCheck3, and IntelliCheck2 control monitors.
Requires no warm-up time, eliminating delays for permit light activation.
Automatically shuts down pumps and valves upon contact with rising fuel, eliminating operator intervention.
Operating Temperature Range: -40°F to +140°F (-40°C to +60°C)
Petroleum Product Compatibility: Gasoline blends and light fuel oils
Exposed Materials: Aluminum, zinc, borosilicate (Pyrex®) glass, epoxy, conductive nylon, and Viton® seals
Level Repeatability: ±1/16″ (±1 mm)
Electrical Leads: 18” (45 cm) long, 22 AWG (0.33 mm²)
Cable Entry: Two holes, 1/2″ NPT threads
Detection Level and Size: Adjustable detection level; standard shown for 7″ shaft length. Refer to sensor outline drawing for additional configurations.
Approvals: Intrinsically safe for mounting in Class I, Division 1, Groups C & D Hazardous locations, per Scully Control Unit approval ratings.
Road tankers
Rail cars
Storage tanks
| part# | Model | Description | Shaft Length |
| 09408L1 | SP-TO/MHC(MC) | Two-Wire Optic Sensor, 2″ NPT holder, 2 1⁄8″ Medium Cap | 7″ (175mm) |
| 09413L1 | SP-TO/MHC (MC) | 12″ (300mm) | |
| 09416L1 | SP-TO/MHC (MC) | 15″ (375mm) | |
| 09407L1 | SP-TO/MHCF(MC) | Two-Wire Optic Sensor, flanged holder, 2 1⁄8″ medium cap | 7″ (175mm) |
| 09412L1 | SP-TO/MHCF (MC) | 12″ (300mm) | |
| 09415L1 | SP-TO/MHCF (MC | 15″ (375mm) | |
| 08542 | SD-5CE | 5-Element Electronic Dummy |
Employed on tank trucks with less than 6 compartments (8 in Canada) when not using IntelliCheck II monitor
| part# | Model | Description | Shaft Length |
| 09409L1 | SP-TO | Two-Wire Optic Sensor, (without holder) | 7″ (175mm) |
| 09414L1 | 12″ (300mm) | ||
| 09417L1 | 15″ (375mm) | ||
| 09065 | SP-MHC (MC) | 2″ NPT Threaded Holder Only | |
| 08265 | SP-MHCF (MC) | Flanged Holder Only |