The Allen-Bradley 1794-APBDPV1 Flex I/O PROFIBUS adapter by Rockwell Automation supports 8 modules with a 24V DC input. It facilitates communication rates up to 12 Mbits via a 9-pin D-shell PROFIBUS connector, boasting a max. 385mA input current and a 640mA Flexbus current, all with a power dissipation of 4.2W. Manufacturer Rockwell Automation Brand Allen-Bradley Part Number/Catalog No. 1794-APBDPV1 Product Type Flex I/O PROFIBUS Communications Adapter I/O Capacity 8 Modules Input Voltage Rating 24V DC nom. Input Current 385mA max. Inrush Current 23A for 2 ms Communication Rate Up to 12 Mbits PROFIBUS CABLE Sandard Drop PROFIBUS Connector Plug 9-pin D-shell Flexbus Current 640mA max. Power Dissipation 4.2W @ 19.2V DC Thermal Dissipation 14 BTU/hr. @ 19.2V DC UPC 10612598279903