290D dp indicating switch

® 288, 288A & 288C are weatherproof DP switches. NEMA-4 has waterproof die-cast aluminum containers (finished with a weatherproof black epoxy resin color) for the 288A and 288C. The durable lexan lens is secured with an elastomer ring in the bezel to reduce the possibility of accidental breakage. This loop also works as a seal between the bezel and the box to ensure moisture, smoke and dust-free atmosphere for the movement and change system of the jewel sensor.
Differential switch indicators are used to energize sensor and regulate circuits at predetermined pipeline flow boundaries, liquid concentrations in pressurizing ships, or stress failures on systems such as filters. They are used for tracking stream rates in combination with a major DP component, such as an orifice or venturi.
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288A l 288C l 290D

SKU: CSC47 Categories: ,



290D dp indicating switch

The DPU torque tube rotor’s MODELS 288A/288C/290D rotation is paired by connecting the link to move the pointer across the scale board within the switch box. An actuating cam, connected directly to the engine of the thrust tube, rotates with the motion of the shaft. Two handheld tank roller / actuator design units, one for each button, respond to the thrust pipe turn by pressing and locking the buttons as they move on and off the engine. With raised and small panel main changes, the DP levels at which the buttons are actuated can be adapted on the scale panel.

The explosion proof Model 290D of the weatherproof Models 288A, 288C and are DP signaling buttons. The 288A and 288C have a waterproof NEMA-4 aluminum panel (finished with black resin weatherproof). In the lens, an elastomer band is given with a cap lens to prevent unexpected ruptures. The circuit functions as a display of moisture, smoke and dust-free atmosphere to notify and change the system between the bezel and the box.


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