United Electric's One Series pressure and temperature switches get safe

  • March 08, 2009
United Electric's One Series pressure and temperature switches get safe
United Electric's One Series pressure and temperature switches get safe

March 8, 2009 – United Electric Controls announces an Explosion-Proof addition to its One Series line of digital electronic pressure switches and electronic temperature switches. Designed to meet the needs of harsh and hazardous applications, the One Series is available in explosion-proof pressure and temperature models for Division 1 (Zone 1) and Division 2 (Zone 2) areas. With up to two fully adjustable set points and deadbands, available 4-20 mA analog output and absolutely no moving parts, these versatile instruments can now be used in a wide variety of applications. There are a variety of power options ranging from 2-wire discrete and analog loop-powered models to externally powered models that can deliver up to 280 VAC at 10 amperes to the load. With its integral digital display and 4-20 mA output, the One Series from UE can effectively do the job of three – replacing a switch, a gauge and a transmitter. Powerful yet easy to install, the One Series from UE features tamper-resistance, intuitive programming, and set-up that is fast and easy. The One Series from UE is a reliable, cost-effective solution for alarm and shutdown applications that demand a switch that never needs calibration, has programmable adjustability and 0.1 percent repeatability. It can be seamlessly integrated into a safety instrumented system (SIS) that requires instruments with self-diagnostics. Common applications for the new One Series are:

  • Process line and vessel protection
  • Pumps and compressors – start/stop, via fully adjustable deadband, optimizes performance and staging
  • Lubricating oil monitoring – sump temperature, bearing pressure, predictive maintenance
  • Hydraulic oil pressure – high pressure monitoring, emergency shutdown, ram cycling
  • Filter monitoring – automatic backwash, clog and change indication, proving flow
  • Safety systems – safety integrity levels 1 & 2, alarm and shutdown, local switching, fast response time, self-diagnostics
  • Plant upgrades – process and utility plant upgrades, drop-in replacement for mechanical switches

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