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D-LX 110 Flame Monitor

Self-monitoring and fail-safe compact flame monitor for the monitoring of gas, oil and coal flames with integrated UV, VIS or IR flame sensor, primarily in single burner view applications.



Self-monitoring and fail-safe compact flame monitor for gas, oil and coal flames.
For ambient temperatures from -40°C up to +75/70°C, certified and without need for accessories to isolate, heat or cool.
Highest safety combined with highest availability
Ideal support for Functional Safety within safety chains up to SIL3
Flame relay output as changeover relay (SPDT, 1 x NO, 1 x NC)
All variants of the D-LX 110 also available for combination with fibre optic systems (see D-LX 710)
Easy exchange of consumables
Local display of settings and operational status for the whole ambient temperature range, visible for all versions at a single glance


  • Digital display for optimal adjustment of the flame sensors by measuring the pulse rate and its extreme values (D-ZS 087-20)
  • Set of apertures for insertion in purge air flange (D-ZS 113 Set)
  • Optical adjustment aid for the alignment of the Swivel mount on the sighting tube (D-ZS 118)
  • UV-C test light source 230 V / 50 Hz (D-ZS 077-10)
  • UV-A, UV-B and IR test light source 230 V/50 Hz (D-ZS 093)
  • Swivel mount for alignment of flame monitor to the flame to be monitored (D-ZS 033-I)
  • Thermal isolator with electrical insulation (D-ZS 117-I)
  • Ball valve for closing sighting tube (D-ZS 133-I)
  • Terminal box for connecting the flame monitor (D-ZS 140-12 / 141-12)
  • Wide range power supply unit for supply of several D‑LX 110 (D-NG 24/25a)


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