OVERVIEW
D-LX 200/720
OPTICAL COMPACT FLAME MONITOR
Flexible and selective compact flame monitor for high requirements. For optical monitoring of all fuel flames, including in complex multi-burner plants.
Please note that this product was discontinued on December 31st, 2019. Further details are given in the end of life notification (English, German).
Versions with CSA certification can still be purchased.
A modernized successor product is available.
- Wide sensitivity range
- For ambient temperatures from -40 °C … +85 °C
- Consistently two-channel
- Measurement of the flicker frequency of the flame
- Burner and fuel selective
- Optionally with full SIL 3 approval
- D-LX 201 InformationCentre for logging of the flame signal and parameters as an ideal supplement for commissioning up to six flame monitors simultaneously
- D-LX 720 for application with flexible fibre optic system D-LL 703 / rigid fibre optic system D-LL 704
- Fulfillment of special requirements: Flexible presettings for different combustion situations and fuels
- Same technology for different applications: The same product family can be used for plants in the most varied regions and on the basis of a wide range of systems of standards
| Spectral sensitivity | UV, IR |
| Operating mode | Intermittent operation and continuous operation |
| Functional Safety | Self-monitoring and fail-safe, supports safety chains up to SIL 3 (high demand mode / low demand mode) |
| Switching threshold | Flame intensity and flicker frequency |
| Local display | LEDs – always visible at a single glance for all versions |
| Flame failure detection time (FFDT) | 1, 2, 3, 5 s |
| Flame ON/OFF contact | 1x NO contact |
| Ready for operation contact | 1x NO contact |
| Switching capacity of relay contacts | Max. 24 VDC, 0.5 A |
| Analogue output | 0/4 … 20 mA, load max. 750 Ohm |
| Opening angle | 6° (D-LX 200) |
| Electrical data | 24 VDC, 5 W, PELV |
| Ambient conditions | -40 … +85 °C |
| Degree of protection | IP66/IP68, NEMA 4X IP65, NEMA 4X (/MP3) IP66, NEMA 4X (Ex variants) |
| Connections | D-LX 200: Sight tube G 1¼″ or NPT 1¼″, F Purge air G ½″ or NPT ½″, F |
| Dimensions | Housing P2: 80 x 80 x 250 mm Housing M5: 100 x 100 x 260 mm Housing M4: Ø 120 mm, length approx. 310 mm |
| Weight | Housing (without cable): P2: approx. 0.9 kg M5: approx. 1.2 kg M4: approx. 2.8 kg |
DURAG Group products and solutions under its group such as:
- SMITSVONK (Netherlands-based) for high-energy ignition systems, pilot burners, and ignition burners
- Hegwein GmbH (Stuttgart-based) for (gas and oil ignition burners and gas burners
- AP2E (France-based) for ProCeas® lasercem analyzers for gas traces in hydrocarbons via infrared spectrometry online gas analysis, with no need for sample conditioning/heating
- Grimm Aerosol Technik for detection and analysis of aerosol particles in various fields such as environmental monitoring, occupational safety and research.
- Mercury Analysers for measuring principle that allows separate determination of elemental and oxidized mercury
- Dust Monitors and Analysers for measure dust concentrations in dry and wet gases continuously
Approvals And Certifications
- TÜV certificate (Germany requirement for continuous emission monitoring systems)
- Compliant to US EPA, QAL 1 Certification, EN 14181, EN 15267, EN 16911-2
- FM approval (ANSI safety standards)
- Explosion Proof Certification (IECEx, ATEX, NEPSI, TIIS)
- CE Marking (conforms with the applicable EU directive)
The DURAG GROUP is a leading provider of intelligent solutions for combustion technology, emissions and ambient air monitoring, multi-gas analysis, tunnel sensors, and environmental and process data management, with more than 70 years of experience.
The company has around 500 specialists who offer modern technology, certified instruments, and reliable services for the individual requirements of customers worldwide.
It provides a comprehensive product portfolio for industrial combustion and flame control technology, visualization and online analysis of thermal processes, gas analysis, as well as the measurement and analysis of emissions and ambient air monitoring.
D-LX 200/720