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RS74A Automatic Reset Pressure Switch
Brand: Robinson Controls IncSet Point Range:
- 50-1500, 345-13790 kpa, 3.45-137.9 bar
- System Pressure (Maximum):
- 5000 psig, 34473.79 kpa, 344 bar
- Wetted Materials:
- Diaphragm: Inconel® 718
- Relay: SPDT
- CSA
Specifications
Brand
Ambient Temperature Range
- -40° to 60° C (-40° to 140° F)
Approvals & Certifications
- CSA
Diaphragm Material
- Inconel
Electrical Certification
- CSA #C22.2 No. 30-M1986 - Explosion-proof Enclosure for use in Class I Hazardous Locations. File #L
Electrical Connectors
- 1/2” NPT
Electrical Rating
- 15 A 125, 250 or 480 Vac, 2 A 600 Vac, 1/8 hp 125 Vac, 1/4 hp 250 Vac, 0.5 A Resistive, 0.04 A Inductive 125 Vdc
Enclosure, Body Material
- Aluminum
Environmental Protection
- Hazardous Area
NACE & NIST
- NACE MR-0175: 2003
O-Ring Material
- 316 Stainless Steel
Service
- Sour (Oil & Gas)
Set Point - Decreasing
- bar: 3.45 to 137.9
- kPa: 345 to 13,790
- psi: 50 to 1,500
Set Point - Increasing
- bar: 3.45 to 137.9
- kPa: 345 to 13,790
- psi: 50 to 1,500
Set Point Range
- bar: 3.45 to 137.9
- kPa: 345 to 13,790
- psi: 50 to 1,500
System Pressure
- bar: 344
- kPa: 34,474
- psig: 5,000