Sensors That Make Buildings Smart!
Gas Reference Library
Combustibles Characteristics
Understanding the Difference in Sensor Types (TBA)
TR5200 Layout
TR5200 Wiring
TR5200 Figure 1
TR5200 Figure 2
TR5500 Layout
TR5500 Wiring
TR5500 Figure 1
TR5500 Figure 2

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Models TR5200-CG and TR5500-CG
Combustibles (CG)


  • vehicle maintenance
  • gas storage
  • manufacturing
  • vehicle parking


Key Features - TR5200/TR5500

  • catalytic bead sensor
  • linear output
  • rugged enclosure
  • gas specific sensor
  • calibrated to specific target gas and desired LEL level.
  • up to 3 year life
  • CSA certified
  • Lonworks® communicating version available


Model TR5200-CG

  • Temp Range :- : -4 to 122ºF (-20 to 50ºC)
  • Output: 4-20 mA -linear
  • Can be used with CT1000 controller to provide high and low relay activation.
  • Power: 12-30 VDC
  • Measures: 0- 100% LEL (Specify target gas)
  • Calibration: 1 year recommended
  • Also available with LonWorks®

Datasheet Manual


Model TR5200-CG-Lon

  • Same performance as TR3200-NO2 above.
  • LonWorks® Network Variables: nviRequest, nciMaxStsSendT, nvoStatus
  • LonWorks® Sensor Variables: nvoSensorValue (% of range), nvoSensorInv, nciMiniDelta, nciSnsrSmplRate

Datasheet Manual


Model TR5500-CG (Explosion Proof)

  • Same as TR5200 but in an explosion proof enclosure.
  • LonWorks® communicating version also available

Datasheet Manual



Published: February 16, 2004 Last Updated: May 22, 2013