Differential pressure gages / switches – Dial: Series A3000 DWYER

3-in-1 Indicating Gage, Lo-limit and Hi-limit Control

Application

  • Air conditioning systems
  • Air Velocity with Dwyer Pitot Tube
  • Clean rooms
  • Fume exhaust systems
A3000_Catalog A3000_IOM +(84) 839 606 568

Versatile 2-in-1 instrument combining a time-proven Magnehelic® differential pressure gage with low/high pressure switches .

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Specification

Service:Air and non-combustible, compatible gases.
Power Requirements120 VAC, 50/60 Hz; 240 VAC and 24 VAC power optional.
Housing:Die cast aluminum case and bezel, with acrylic cover, Exterior finish is coated gray to withstand 168 hour salt spray corrosion test.
Accuracy:±2% of full scale at 70°F (21.1°C). ±3% on -0 and ±4% on -00 models.
Pressure Limits:-20˝ Hg. to 25 psig (-0.677 to 1.72 bar). MP option; 35 psig (2.41 bar), HP option; 80 psig (5.52 bar). 36003S – 36010S; 150 psig (10.34 bar). 36020S and higher;1.2 x full scale pressure.
Temperature Limits:20 to 120°F (-6.67 to 48.9°C) Low temperature option available.
Process Connections:1/8˝ female NPT.
Size:4˝ (101.6 mm) dial face, 5˝ (127 mm) O.D. x 8-1/4˝ (209.55 mm).
Weight:4 lb (1.81 kg).
Switch Type:Each setpoint has 2 Form C relays (DPDT).
Repeatability:: ±1% of full scale
Electrical Rating:10A @ 28 VDC, 10A @ 120, 240 VAC.
Electrical Connections:Screw terminals. Use 167°F (75°C) copper conductors only.
Mounting Orientation:Diaphragm in vertical position. Consult factory for other position orientations.
Set Point Adjustment:Adjustable knobs on face.
Agency Approvals: CE, CSA, UL

Feature

  •  3-in-1 instrument allows the reduction of several instruments with one product, saving inventory, installation time and money
  • Patented design and 1% full scale dead band provides quick response to pressure changes means no delay in switching and chatter-free operation
  • A wide range of models that can meet pressure measurement specifications from low to very high
 

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