Allen-Bradley 1794-IE8 Flex I/O Analog Input Module Specs By wayne No Comments on Allen-Bradley 1794-IE8 Flex I/O Analog Input Module Specs 2 Min Read Buy the Allen-Bradley 1794-IE8 Flex I/O analog input module. It features eight single-ended channels for 0-20mA, 4-20mA, and ±10VDC signals.