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Rosemount™ X-well™ Technology with Rosemount 648 Temperature Transmsitter
Northeast Controls is pleased to be the authorized Emerson representative to sell this product line for Municipal Water and Wastewater applications, and as part of an overall Integrated Solution for all applications and industries.
Rosemount X-well Technology accurately measures internal process temperature without a thermowell or process penetration.
Safely record process temperature- no cutting pipes, calculating wake frequency or process shutdown.
  • Cut the cost of each temperature point by up to 29%
  • Save engineering & design time by up to 65%
  • Reduction in engineering design time by over 70%
Rosemount™ X-well™ Technology with Rosemount 648 Temperature Transmsitter


Single sensor capability with universal sensor inputs (RTD, T/C, mV, ohms)
Output Signal
WirelessHART® protocol
Dual-compartment field mount available in aluminium or stainless steel
Large LCD display with percent range graph
Basic diagnostics including open/short sensor diagnostics
Hazardous location, marine type
Power Module Life
Up to 10-year life, field replaceable (order separately)
Antenna Type
External (standard and extended range)
Update Rate
1 sec. to 60 min., user selectable


  • Best-in-class wireless accuracy and stability for process automation
  • WirelessHART® technology is secure, cost-effective and delivers >99% data reliability
  • Transmitter-sensor matching produces better accuracy, matching exact sensor characteristics with the transmitter
  • Easy installation enables quick instrumentation of measurement points without the cost of wiring
  • LCD display offers access to measurement and diagnostic information in the field, enhancing process visibility
  • SmartPower™ module provides up to 10-year maintenance-free operation and field replacement without transmitter removal
  • Durable dual-compartment housing offers added field reliability