CompactLogix 1769 I/O to DPI/SCANport Module | 1769-SMX

Cat. No	Description	Backplane Current	Power Supply Distance Rating
1769-SM1	The Compact I/O to DPI™ or SCANport™ module connects to PowerFlex 7-class drives, other DPI-based host devices, and SCANport-based host devices such as 1305 and 1336 PLUS™ II drives	280 mA @ 5.1V	6
1769-SM2	The Compact I/O to DSI/Modbus module connects to PowerFlex 4-class drives and to other Modbus RTU slave devices, such as PowerFlex 7-class drives with 20-COMM-H RS-485 HVAC adapters.	350 mA @ 5.1V	4