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  11. 1640-0-.01-.2Wc Diff Press Switch
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Dwyer Instruments

1640-0-.01-.2Wc Diff Press Switch

product price: $737.99
/ea
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Key Features

  • Series 1640
  • Features Floating “null†switch supports applications requiring two set point actions such as open and close damper control; Visible set point indicator simplifies operation and trouble shooting; Large diaphragm provides low range accuracy providing precise control
  • Electrical Connections 3 screw type, common, normally open and normally closed.
  • Set Point Adjustment Screw type.
  • Process Connections 1/8" female NPT.
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Product Information

Dimensions

Mounting Hole Diameter 0.28 in

Details

Item Pressure Switch
Series 1640
Features Floating “null†switch supports applications requiring two set point actions such as open and close damper control; Visible set point indicator simplifies operation and trouble shooting; Large diaphragm provides low range accuracy providing precise control
Electrical Connections 3 screw type, common, normally open and normally closed.
Set Point Adjustment Screw type.
Process Connections 1/8" female NPT.
Temperature Limits -30 to 110°F (-34.4 to 43.3°C).
Service Air and non-combustible, compatible gases.
Pressure Limits 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge.
Agency Approvals CE.
Switch Type SPDT.
Electrical Rating Non-inductive: 2.5 A @ 110 VAC, 1.5 A @ 220 VAC, 1 A @ 24 VDC, 0.5 A @ 110 VAC; Inductive: 1 A @ 110 VAC, 0.5 A @ 220 VAC, 0.5 A @ 24 VDC. (De-rate 70-80% for very slow pressure changes.)
Mounting Orientation Diaphragm in vertical position. Consult factory for other position orientations.
Mounting Hole Vertical Center to Center Distance 76 mm
Number of Mounting Holes 4
Mounting Hole Horizontal Center to Center Distance 51 mm

Description

Limit Switch

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