installation, commissioning and documentation can be the same BWU1488. Operating current. Approx. 70 mA out of AS-i circuit 1. Approx.BWU1488 PLCs/Machine Control from BIHL & WIEDEMANN In Stock, Order Now! brands and logos used on this site are the property of their respective owners. Manuals and User Guides for bihl+Wiedemann BWU1488. We found 5 manuals for free downloads: Installation instructions, Quick start Guide AS-Interface 3.0 Scanner for ALLEN-BRADLEY. CompactLogix and MicroLogix 1500. User manual. Revision date: 2012-08-8. AS-i 3.0 specification Bihl+Wiedemann BWU1488. Mfr. Part #: BWU1488 Allied Stock #: 71889033. Description. AS-i 3.0 Master/Scanner A-B ControlLogix, 2 masters. Datasheet