Since 1955, Gems™ Sensors & Controls has earned a solid reputation for accuracy and dependability in marine service. Gems™ marine products are approved and qualified to MIL-L-23886, the military specification for fluid level sensors. Other military qualifications include MIL-S-901C, Shock Test High Impact Shipboard Machinery, Equipment and Systems…MIL-STD-167, Mechanical Vibration of Shipboard Equipment Vibration...Inclination, Bureau Veritas, Lloyds, ABS and USCG. Commercial vessel approvals include UL, CSA, and FM.
Typical applications are ship-wide and include high, low and/or intermediate level alarms, automatic pump-up and pump-down control, single-point, multi-point and continuous level monitoring, flow confirmation, and pressure switch monitoring in:
- Auxiliary generator fuel tanks
- Bilge level detection
- Fuel oil storage tanks
- Potable water storage tanks
- Deck flooding alarms
- Ballast tanks
- Hydraulic system reservoirs
- Gray water tanks
- Cooling systems
- Coolant tanks
- Bilges and Voids
- AFFF Tanks
- Day tanks
- High level alarms for closed loading
- Lube oil and lube sump tanks
Gems marine sensors are built purposefully rugged to accommodate harsh conditions including turbulent liquids, liquids containing foreign material, liquid interfaces, high temperature and high-pressure fluids. Construction materials include bronze, 304 or 316 SS, Monel™ and copper-nickel alloys. Standard floats are of Buna N for oils, stainless steel for high temps, and Hycel (epoxy) for high pressures. Mounting flanges and electrical connections per Navy specifications are routine at Gems.
Learn more about our Level Sensors including reed switches, level transmitters, ultrasonic level transmitters, gas sensors, water level sensors, & leak detectors.
Learn more about our Pressure sensors including differential pressure sensors, gauges, air compressor pressure switches,& pressure transducers.
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