Dwyer product A3000 Series Photohelic® Micro Differential Pressure Switch / Meter Dewell American Differential Pressure Meter Flowmeter Differential Pressure Meter Differential Pressure Switch Differential Pressure Transmitter
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  • A3000 Series Photohelic® Differential Pressure Switch / Meter dwyer
A3000 Series Photohelic® Differential Pressure Switch / Meter dwyer

A3000 Series Photohelic® Differential Pressure Switch / Meter dwyer

  • dwyer product sales product selection product quotation technical support service
  • American Dewell pressure difference meter flowmeter differential pressure gauge differential pressure switch differential pressure transmitter
  • Products are widely used in HVAC, food, pharmaceutical, bioengineering, intelligent building, power plant, chemical industry, water treatment, environmental monitoring, industrial manufacturing, etc.
  • Product description: Dwyer Instruments, Inc. of the United States (Dwyer Instruments, Inc.) is a company that has many precision instrumentation products for the measurement, transmission and control of differential press
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A3000 Series Photohelic® Micro Differential Pressure Switch / Meter
product description:
The A3000 series Photohelic® micro differential pressure switch / meter uses the reliable and durable Magnehelic® design concept, which combines a high precision differential pressure gauge and a highly repeatable differential pressure switch. Can measure and control the positive, negative or differential pressure of air or other compatible gases. The standard pressure rating is 25 psig (1.7 bar), and 35 psig (2.4 bar) or 80 psig (5.5 bar) can be selected. The 36000S single pressure version can measure 6000 psig (413 bar) and withstand pressures up to 9000 psig (620 bar). Two double-pole double-throw switches are used for high / low limit control. The knob on the instrument panel can easily adjust the set points. The return difference of each set point is less than 1%, which is narrower than the width of the pointer. The use of two set points can lock out different hysteresis and is most suitable for controlling fans and dampers. The differential pressure gauge reading is not affected by the switching operation, even if the power is lost, it will not affect the reading. Selectable measuring ranges from 0-0.25 inch water column (0-6 mm water column) to 30 psi (2.1 bar).
How Photohelic works
When the differential pressure between the high and low setpoint values reaches a certain setpoint, the linked light-shielding plate will block the infrared beam directed at the limit transistor, so that the transistor signal is amplified and triggers the double-pole double-throw switch action. .
Features
Protect all electronic components and circuits with an engineering plastic case. The solid-state switch and electronic components are fixed on the epoxy-protected circuit board and have a flame-retardant terminal block.

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Phone: 18918462396

Tel: 021-59718851

Email: kunage@126.com

Add: Lane 819, Qinghewan Road, Qingpu Industrial Park, Qingpu District, Shanghai

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