UE 120 Series Explosion-Proof Pressure and Temperature Switch (Models J120, J120K, H122K, B122, E120)

The UE 120 Series Explosion-Proof Pressure and Temperature Switches are designed for critical safety applications in hazardous environments, offering reliable protection for equipment, processes, and personnel. With worldwide approvals (cULus, ATEX, IECEx) and SIL2 certification, these switches excel in potentially explosive or corrosive atmospheres.

• Explosion-Proof Compliance: Certified for hazardous locations: cULus, ATEX, IECEx; optional approvals for Russia, China, India, etc.
• Safety Certified: SIL2 compliant per IEC 61508:2010 for safety-critical systems.
• Corrosion Resistant: NACE MR0175 compliance for corrosive oil & gas applications.
• Flexible Sensing & Adjustment: Adjustable set point range: 5-50 psid (0.3-3.4 bar); deadband: 0.2-2.2 psi.
• Robust Construction: Working pressure: 30 "Hg to 1200 psi; proof pressure: 2500 psi.
• Material Options: Sensor materials include Hastelloy, Monel, and other alloys for corrosive media.
• Electrical Options: SPDT, DPDT, or dual SPDT outputs; optional hermetically sealed micro-switches.
• Environmental Tolerance: Ambient temperature: -58 to 160°F (-50 to 71°C); storage: -65 to 160°F (-54 to 71°C).