DURAG D-LL 7XX Fiber optic systems Flame monitoring for difficult environments • Flexible hose or fixed pipe connection for installation of the fiber optic system • Use under complex conditions such as tilting burners or in confined spaces • Use at high temperatures or with high vibrations DURAG DURAG GROUP

• Local support, global reach: benefit from local commissioning and services through our extensive network of partners and corporate organizations, ensuring prompt assistance and expertise wherever you are. There's no need to send the device back to factory. • One company, comprehensive solutions: DURAG GROUP offers a comprehensive solution for your plant, from combustion optimization and safety to environmental compliance and atmospheric impact monitoring. Available in rigid pipe or flexible hose versions; lengths of 20 m and more possible to suit complex setups. • Superior optical performance...

D-LL 701 | FLEXIBLE FIBER OPTIC SYSTEM FOR D-LE 701 Cooling air inlet G½˝ Welding flange Outer carrier tube min. 0.5 m Protection tube D-LL 702 | RIGID FIBER OPTIC SYSTEM FOR D-LE 701 Purge air inlet G½˝ Protection tube D-LL 703 | FLEXIBLE FIBER OPTIC SYSTEM FOR D-LE 703, D-LX 701, D-LX 710, D-LX 721 AND D-LX 27X0 Welding flange Outer carrier tube D-LL 704 | RIGID FIBER OPTIC SYSTEM FOR D-LE 703, D-LX 701, D-LX 710, D-LX 721 AND D-LX 27X0 A, B, C: DEFINED BY CUSTOMER, LENGTH SPECIFICATIONS

© DURAG GROUP 07/2025 | Subject to change without notice DURAG GROUP Kollaustr. 105 22453 Hamburg, Germany Phone +49 40 554218-0 [email protected] DURAG.COM