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Precision Switching Products & Linear Position Sensors
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      • INTRINSIC-SAFETY_MEGA-MENU-PHOTO-194X194
        Intrinsic Safety Rated Sensors

        SL2000-6000 Series Sensors are available with ATEX/IECEX/SIL2 ratings

        • Telescoping Hydraulic Cylinders
        • Piston Accumulators
        • Offshore/Onshore Drilling and Mining
        • Strokes of 10M, 12M, 14M, 16M, 30M
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        SUBSEA Rated Draw Wire Position Sensor System

        For Hydraulic Cylinders/Piston Accumulators

        • Prevco enclosure rated for 3,000M submersion
        • Seacon or teledyne interconnects available
        • Stroke to 10M, 12M, 14M,16M 30M
        • BOP, motion compensation, subsea actuators/accumulators
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        LVDT Based Hydraulic Cylinder/Position Accumulator Sensors
        • Hardened Draw Wire for Internal Mount
        • Up to 1 meter Stroke Length
        • External Mounting Capable
        • Small Form Factor
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        Sensors For Long Stroke and Telescoping Hydraulics

        Our SL1500 Linear Position Sensors supports stroke lengths up to 15 meters including telescoping cylinders, and can be completely immersed in hydraulic fluid or mounted externally.

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      • Plunger Switches

        Borrowing the same patented seal design as our J4-Ball Switches, our plungers can be customized with heat sinks and mounting specifications, and are IP68 rated.

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        Momentary Switches

        Our pendant style waterproof momentary contact switches are totally submersible and are designed to preserve seal integrity during activation over a long life.

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        Maintained Contact Switches

        These sealed, pendant style switches provide force adjustable tactile contact, ideal for use in power cycling applications in harsh duty environments.

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        Ball Switches

        CPI Ball Switches see duty in critical military and industrial applications such as closure sensors for doors, hatches and valves. All stainless steel and double sealed for reliable actuation over a long life.

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        Limit Switches

        CPI Limit Switches are truly waterproof: not water resistant, or “splash proof”. Made of high grade stainless and designed for maximum electromechanical endurance.

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        Waterproof Switch Panels

        With an operating temperature range of -50F to 221F our panel configuration has excellent resistance to both high and low temperatures, acids, alkalies, salt spray, sand, dust and fungus.

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        Snap Stat (0F–300F)

        Using a precisely engineered bimetal snap disc, we actuate a miniature microswitch through a double snap action. Multiple mounting options available.

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        Plug Stat (0F-650F)

        Contact movement in the PlugStat is achieved by controlling the different expansion rates of 2 fused metals providing tight tolerances and a small differential.

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        Rod & Tube (0F – 1750F)

        Ideal for use in galley’s or furnace controls to sense or control combustion. Very high temperature sensing with very rapid response time.

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Home››Application››Accumulator Piston Sensor

Accumulator Piston Sensor

CPI Linear position sensors can be used to sense pre-charge pressure in hydraulic piston accumulators that are deployed in subsea or harsh duty environments.

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  • SL0390 Linear Position Sensor – 40″ (1 meter)

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  • J4414 Dual-Seal Plunger, front view

    J4414 Plunger Switch with Dual Plunger Seal

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  • SL1390 – Internal-Mount Linear Position Sensor – 40″ (1 meter)

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  • SL2000 Internal Mount Safety Rated Linear Position Sensor – 32 ft (10 Meters)

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  • SL4000 Internal Mount Safety Rated Linear Position Sensor – 46 ft (14 Meters)

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  • SL5000 Internal Mount Safety Rated Linear Position Sensor – 52 ft (16 Meters)

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  • SL6000 Internal Mount Safety Rated Linear Position Sensor – 100 ft (30 meters)

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