United Electric H122-146-M202-M277 Pressure Switch

The 120 Series offers a variety of pressure, vacuum, differential pressure and temperature ranges, as well as process connections, wetted materials and sensor types. With a common flexible platform, models can quickly be adapted at the factory for special requirements, such as ranges, process connections and electrical ratings. Typical industries using 120 Series switches include chemical, petrochemical, refinery and oil & gas production and transmission.

Features

• Standard product approvals include cULus, ATEX & IECEx
• Optional approvals for Russia, Ukraine, China, India, Korea, Brazil and Taiwan
• SIL2 Certified per IEC 61508:2010
• Many models compliant to NACE MR0175
• Internal adjustment hex screw or external adjustment via calibrated dial(s) with tamper-resistant cover
• Integral cover lock
• SPDT, DPDT or dual SPDT output
• Optional hermetically sealed micro-switch
• Wide variety of sensor materials
• Optional Hastelloy® and Monel® sensor material for corrosive media
• Wide adjustable deadband models
• Heat tracing temperature models