BPIT, Inc. - D-LE 103 Flame Sensor

D-LE 103 Flame Sensor

By: Durag

Flame sensors for the monitoring of gas, oil and coal flames, primarily in single burner furnaces.

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  • Self-monitoring and fail-safe in conjunction with a control unit/burner control
  • Flame sensors for every spectral range of flame monitoring from UV to IR
  • Connection to D-UG 120 and D-UG 660 contol unit as well as D-GF 150 burner control
  • Uniform output signal thus mutually interchangeable
  • Compliance to general safety regulations


  • Power stations
  • Chemical industry
  • Refineries
  • Cement plants
  • Waste incinerators
  • Steam generators
  • Heating plants


Operational mode: Intermittent operation, continuous operation and 72-hour operation without permanent supervision
Safety: self-monitoring and fail-safe in conjunction with a control unit / burner control
High-pass filter: pre-set
Gain: pre-set
Viewing angle:
Perm. ambient temperature: -20…+60°C
Sighting tube connection: G 1¼“
Purge air connection: G ½“
Protection: with cable gland (D-LE 103…-CG) IP65,
with axial plug (D-LE 103…-P) IP67
Spectral ranges: UV, VIS, IR
Dimensions: Ø80 mm, length approx. 350 mm
Weight: approx. 1 kg