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Marine Service Offshore Pressure Switch
Brand: ASCOThese pressure switches are specially engineered for the harsh environment of offshore applications.
They are highly reliable and ideally suited for use on platform panelboards, oil/gas wellheads and emergency shutdown systems.
Features- Rated Overrange Pressure: 250 psi
- Minimum Burst Pressure: 5000 psi
- Deadband: Factory set
- 72" continuous leads, connection anywhere in panel
- Environmentally sealed against dust, water, oil and salt spray as per ASTM B117 for offshore equipment. Sealing integrity is from -40° F to 250° F
- Snap Switch Electrical Rating:
- 24 Vdc - 5 amps resistance
- 28 Vdc - 3 amps resistance
- 125 Vac - 10 amps resistance
- 250 Vac - 5 amps resistance
- Vented construction for stable set points throughout operating range
- Vibration and shock resistant to 10 Gs
- Precision SPDT electrical switch, 1/4" NPT internal process connection
Specifications
Brand
Adjustment Type
- Factory Set (Pre-Set)
Ambient Temperature Range
- -20° to 65° C (-4° to 140° F)
Approvals & Certifications
- ATEX
- CSA
- UL
Burst Pressure
- psi: 5,000
Deadband, Approximate
- Factory Set (Pre-Set)
Diaphragm Material
- Fluorocarbon (FPM)
Electrical - Free Leads
- 72” (182 cm) Free Leads
Electrical Connectors
- 1/2” NPT Male
Electrical Rating
- 10 A at 125 Vac
- 3 A at 28 Vdc
- 5 A at 24 Vdc
- 5 A at 250 Vac
Enclosure, Body Material
- 316 Stainless Steel
Environmental Protection
- IP66
- NEMA 4X, 7 / IP66
- NEMA 7
NPT Connection
- 1/4” NPT Female
O-Ring Material
- Fluorocarbon (FPM)
Operating Temperature
- -40° to 121° C (-40° to 250° F)
Process Connection Material
- 316 Stainless Steel
Process Temperature
- -20° to 94° C (-4° to 200° F)
Proof Pressure
- bar: 17.24
- kPa: 1,724
- psig: 250
Set Point - Decreasing
- bar: 0 to 1.7
- bar: 1.03 to 5.86
- bar: 1.7 to 4.46
- bar: 4.46 to 7.9
- kPa: 0 to 170
- kPa: 103.42 to 586
- kPa: 170 to 446
- kPa: 446 to 790
- psig: 0 to 10
- psig: 10 to 50
- psig: 15 to 85
- psig: 50 to 100
Set Point - Increasing
- bar: 0.68
- kPa: 68.94
- psig: 10
Switch Type
- SPDT
System Pressure
- bar: 0 to 17.24
- kPa: 0 to 1,724
- psig: 0 to 250
