transport, signaling devices are often exposed to extreme conditions," explains Carsten Hippler, Sales Product Manager Signaling at Pfannenberg. "We are proud that our DNV-GL-certified signaling devices are [...] WBL/WBS , ABL/ABS and WBLR/WBSR series and the Ex-ATEX flashing lights in the CWB-series . In the Germanischen Lloyd vibration tests, the signaling devices might be exposed to stresses up to 2.4 G, [...] Hamburg, 21 August 2017. DNV-GL-certified signaling devices from the electro-technology specialists Pfannenberg are the right solutions for tough industrial applications where they will be exposed