Rockwell Automation 1799-D12G12GL 12 Input/12 Output Discrete Embedded I/O - Manual (Page 10)

10 12 Input/12 Output Discrete Embedded TTL I/O Module with Pulse Width Modulation and DeviceLogix
Publication 1799-IN008A-EN-P - July 2005
Connect the Field Output Device to the I/O Connector (P1)
Use the following wiring diagram to connect the module outputs. The module
outputs provide 5V TTL level signals.
Connect the Field Input Device to the I/O Connector (P1)
Use the following wiring diagram to connect the module inputs.
IMPORTANT
All field input devices in each group of eight must be of the same
type, either sinking or sourcing. The board will not operate if the
types are mixed.
Load
Pin 1
Return
P2 - P5
Pins 3, 5, 6, 8
Output X
Pins 4
+5V dc
Pins 2, 7, 9
Input X
Pin 1
Return
TTL-level Device