Card on bus for managing VEDO control panel power supply units art. PSU15 (1.5 A), PSU25 (2.5A) and PSU50 (5 A). Equipped with 2 RS485 buses for the connection to the control panel and for carrying out the bus isolator function (opto-isolated), 4 programmable open collector outputs (default programmed as power supply signaling), 2 auxiliary power outputs with 1.5 A self-resetting fuse, 8-pin dip-switch for addressing (8 power supplies max) and speed selection. Can also be housed in housings art. BOXSTANDARD, BOXPLASTIC, BOXMETAL and BOXFLUSH.