TP854 is desinged as ABB 800xA control system Baseplate Unit. The Baseplate TP854 has two female DB9 connectors for connecting PROFIBUS DP with support of line redundancy. The baseplate has a code lock, that prevents the installation of an incorrect type of unit onto the TP854 Baseplate. As the Baseplate, TP854 for CI854 3BSE025961R1 CI854A 3BSE030220R1 CI854B 3BSE069449R1 Dimensions: 216x49.5x72 mm