1/4" NPT Air Pressure Switch with Latch Lock Manual Reset
Midland-ACS 1/4" NPT Air Pressure switch with latch-lock manual reset. A compact fully adjustable pneumatically operated 316L stainless steel pressure switch with operating pressures up to 16 bar (232) psi. For use on fail-safe systems.
Features and Benefits:
- Specifically designed for severe environments
- Compact and lightweight
- Up to 5 Pressure Ratings
- Tagging Facility
- Fluoroelastomer seals
- 3/2 and 5/2 Versions
- Ambient temperature range -20 ºC to +80º C
- Low temperature option available
- NACE standard on application
- PED Certified 1/4” only
Working Temperature Range:
- Valve only version -20 to +80 ºC (-4 to +176 ºF)
- Low temperature version -50 to +90 ºC (-58 to +194 ºF optional)
Working Pressure (for main directional valve):
- 12 bar (174 psi) maximum
Maximum Pilot Pressure Inlet:
- 16 bar (232 psi)
Pressure setting hysteresis:
- 0.25 bar (3.63 psi)
Ports NPT (BSP option available):
- 1/4” - 1/2” NPT line port
- 1/8” NPT pilot port
Operating Media:
- Gases - filtered lubricated or non-lubricated
- Air, inert gas, sweet (natural) gases
- Sour gas option available
Construction Materials:
- Body: 316L Stainless Steel
- Spool: 316L Stainless Steel
- Spring: 316 Stainless Steel
- Seals: Fluoroelastomer
- Diaphragm: Fluoroelastomer
Maximum Flow:
At 6 bar, 1 bar differential:
- 1/4” 3/2 Valves - 1000 L/Min (35.3 SCFM)
- 1/4” 5/2 Valves - 1200 L/Min (42.4 SCFM)
- 1/2” 3/2 Valves - 3500 L/Min (123 SCFM)
- 1/2” 5/2 Valves - 3500 L/Min (123 SCFM)
See Rotork Midland Ancillaries Catalogue for further details