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F-Series NEMA 7 Pressure Switch
Brand: Ashcroft IncThe Ashcroft® F7 Pressure Switch was designed for use in harsh or hazardous applications where shutdown, control or alarms are required.
Its slim profile allows for easy installation and retrofits with many similar models. Ideal choice for satisfying hazardous and corrosive environments.
Specifications:
- Accuracy: ±1.00% full scale
- NEMA 3,4, 7 & 9 (IP66) anodized aluminum enclosure
- Single setpoint
- Pressure ranges: vacuum to 4,000 psi
- Fixed deadband
- 1/2" NPT male conduit connection
- SPDT or DPDT switching option
- Explosion-proof enclosure with hermetically sealed switch elements provide added safety and reliability
- Wide selection of switch elements wetted materials
- Multiple process connections available
- Adjustable setpoints from 15%-100% of range
Specifications
Brand
Adjustment Type
- Factory Set (Pre-Set)
- Field Adjustable
Ambient Temperature Range
- -29° to 65° C (-20° to 150° F)
Approvals & Certifications
- CE
- CSA
- UL
Deadband, Approximate
- bar: 0.12 to 5.51
- bar: 3.45 to 24.13
- kPa: 12.41 to 551
- kPa: 345 to 2,413
- psig: 1.8 to 80
- psig: 50 to 350
Electrical Connectors
- 1/2” NPT Male
Electrical Rating
- 1 A at 125 Vac
- 11 A, 125/250 Vac, 5 A, 30 Vdc
- 5 A at 125/250 Vac
Enclosure, Body Material
- Aluminum
Environmental Protection
- IP54
- IP66
- NEMA 3, 4, 7, 9 / IP54, 66
- NEMA 4
- NEMA 7
- NEMA 9
NPT Connection
- 1/2” NPT Female
- 1/4” NPT Female
O-Ring Material
- Buna-N
- None
- Teflon
- Viton
Operating Temperature
- -18° to 93° C (0° to 200° F)
Process Connection Material
- 316 Stainless Steel
Proof Pressure
- bar: 68.94 to 275.79
- bar: 827 to 1,103
- kPa: 6,894 to 27,579
- kPa: 82,737 to 110,316
- psig: 1,000 to 4,000
- psig: 12,000 to 16,000
Set Point - Decreasing
- 30” Hg to 4,000 psig
- bar: 0 to 275.8
- Inches Hg: -30 to 0
- kPa: 0 to 27,580
- psig: 0 to 4,000
Set Point - Increasing
- 30” Hg to 4,000 psig
- bar: 0 to 275.8
- Inches Hg: -30 to 0
- kPa: 0 to 27,580
- psig: 0 to 4,000
Standard Features
- Dual Set Point
- Hermetic Seal Snap-Acting Switch Element
Switch Type
- SPDT
System Pressure
- bar: 0 to 275.8
- Inches Hg: -30 to 0
- kPa: 0 to 110,316
- psig: 0 to 16,000
