Honeywell Mercury Instruments is proud to offer the most advanced electronic temperature compensating index available for natural gas rotary meters - the Mercury Instruments TCI. This rugged, reliable and exceptionally accurate index is an ideal replacement for mechanical TC indexes. Mercury Instruments will also pre-install the amr module of your choice to futher reduce costs and improve reliabilitly.


  • 20 year nominal battery life
  • 20 year calibration
  • 2 minute proving with a Model 5 and Mercury Instruments TC Tester
  • Submersible
  • Total Accuracy: +/- 0.25%
  • Redundant input from any rotary meter
  • Back-up memory module contains the last 90 days of time stamped data
  • LCD characters invert electronically for left-side or right side mounting
  • Adapter plates for all popular rotary meters
  • Two insulated arm pulse output channel
  • Integrated infrared communications port
  • Rugged pushbutton toggles the LCD scroll list through 10 parameters.
  • UV Resistant Polycarbonate enclosures
  • Battery life indicated in months or percentages
  • Highly responsive temperature sensor
  • Ambient termperature: -40 to 160 °F (-40 to 71 °C)
  • No new software required. Configured with widely used Masterlink
  • User-configurable Fixed Pressure Factor
  • Compatible with Itron, Sensus, Haxagram, Cellnet and other AMR devices
  • 4 Year Warranty
  • CSA Class 1, Div 1 & 2, Group D Certification

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