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H100 Model 3XX Pressure Switch
Brand: United Electric Controls Ltd.
The 100 Series is a cost-effective pressure and temperature switch for process plants and OEM equipment. The rugged, one piece enclosure features a slanted cover for wiring accessibility. A wide variety of microswitch and process-connection options make this versatile series ideal for applications requiring a rugged weather-proof mechanical switch. Typical applications that utilize the 100 Series are heat tracing, freeze protection, processing equipment (pumps, compressors), inputs for annunciator panels, and fire suppression systems.
Specifications
Adjustable Set Point Range
- bar: 1.03 to 34.47
- kPa: 103.42 to 3,447
- psig: 15 to 500
Adjustment Type
- Factory Set (Pre-Set)
- Field Adjustable
Ambient Temperature Range
- -40° to 71° C (-40° to 160° F)
Approvals & Certifications
- ATEX
- CE
- CSA
- GOST-R
- LVD
- PED
- UL
Deadband, Approximate
- bar: 0.07 to 0.55
- kPa: 6.89 to 55.15
- psig: 1 to 8
Diaphragm Material
- Stainless Steel
Electrical Connectors
- 1/2" NPT Female, Two 7/8" Diameter Knockouts
- 7/8" Hole to 1/2" NPT Female Watertight Conduit Fitting
Electrical Rating
- 1 A at 125 Vac Resistive
- 10 A at 125 Vac Resistive, Deadband & Minimum Set Point will Increase
- 10 A, 125 Vdc Resistive, Deadband & Minimum Set Point will Increase.
- 15 A 125/250 Vac Resistive
- 15 A 125/250/480 Vac Resistive, 24-30 Vdc, 2 A Resistive & 1 A Inductive, 125 Vdc, 0.5 A Resistive, 0.03 Inductive
- 15 A at 125/250/480 Vac Resistive
- 15 A, 125/250 Vac Resistive, Temperatures up to 121° C (250° F)
- 15 A, 125/250/480 Vac Resistive, Latches on Rise Only
- 20 A, 125/250/480 Vac Resistive
- 30 A, 125/250/277 Vac Resistive
- 5 A at 125/250 Vac Resistive
Enclosure, Body Material
- Die Cast Aluminum, Epoxy Coated
Environmental Protection
- IP66
- NEMA 4X / IP66
NPT Connection
- 1/2" NPT Female
- 1/4" NPT Female
O-Ring Material
- 316L Stainless Steel Bellows (Welded)
Process Connection Material
- 316 Stainless Steel
Proof Pressure
- bar: 55.15
- kPa: 5515
- psig: 800
Set Point - Decreasing
- bar: 1.0 to 34.5
- kPa: 103.4 to 3,447
- psi: 15 to 500
Set Point - Increasing
- bar: 1.0 to 34.5
- kPa: 103.4 to 3,447
- psi: 15 to 500
Standard Features
- Tamper-Resistant Set Point "Lock"
Switch Type
- SPDT
System Pressure
- bar: 13.78 to 34.74
- kPa: 1,378 to 3,447
- psig: 200 to 500
