• Dwyer Flow Switch

    Model no. V4-SS-2-U-AT

    Vane-Operated Flow Switch: Field Adjustable – Dependable Protection Against Flow Variation or Stopping in Pipelines for Fluids, Gases and Flowing Solids.

    Features

    • Leak proof body machined from bar stock
    • Weatherproof, designed to meet NEMA 4
    • Explosion-proof
    • Installs directly and easily into pipeline with a threaded branch connection, tee, or flange
    • Can be used in pipes 1-1/2″ and up
    • Electrical assembly can be easily replaced without removing the unit from installation so that the process does not have to be shut down
    • High pressure rating of 1000 psig (69 bar) with the brass body and 2000 psig (138 bar) with the 316 SS body
    • Unique magnetically actuated switching design gives superior performance
    • There are no bellows, springs, or seals to fail
    • Instead, a free-swinging vane attracts a magnet within the solid metal switch body, actuating a snap switch by means of a simple lever arm

    Applications

    • Protects pumps, motors and other equipment against low or no flow
    • Controls sequential operation of pumps
    • Automatically starts auxiliary pumps and engines
    • Stops liquid cooled engines, machines and processing when coolant flow is interrupted
    • Shuts down burner when air flow through heating coil fails
    • Controls dampers according to flow
  • R-SERIES REFLEX LEVEL GAUGE, RBB.28.NY.A.LL

    OROBICHE Reflex indicators display the fluid level through a transparent surface being part of a column that is connected to the vessel by on-off cock gauges. The measuring part is composed of one or more elements from prismatic borosilicate glass (crystal) which trigger the reflection or non-reflection of the environmental light depending on whether the inner surface comes or does not come into contact with the fluid or with the gas (vapour). The crystal is tightened to the inside of a steel box by means of bolts.

    Its sturdy construction and its good visibility, without using dedicated illuminators, make it ideal for use in heavy-duty applications with pressure up to 400 bars and temperature of the media from -196 °C up to +427 °C. APPLICATIONS AND TECHNICAL DATA Tube level indicators are used in various industrial processes, especially in the chemical, petrochemical, power production, metal and steel, water treatment, food, paper industries and the like. They are typically preferred to transparency indicators in application on clear and non-corrosive fluids. Versions with body and wetted parts in galvanized Carbon Steel are available, whereas AISI 316, ASTM LF2, Hastelloy and other materials are available upon request.

    OPTIONS

    • Safety ball check in AISI 316 (in the event of the crystal getting broken, it avoids fluid losses)
    • Graduated scale
    • Uninterrupted visibility
    • Drain and vent valves
    • Top / Bottom connections
    • No-Frost device
    • Electric or steam tracer
    • Aluminosilicate glasses
    • Screws and cock levers in AISI 316, for off-shore use
    • Datasheet

    R-SERIES REFLEX LEVEL GAUGE, RBB.28.NY.A.LL

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