The Allen-Bradley 5069-IB8S is a Compact 5000 Safety sinking input module. This module features Eight (8) input channels, accepting signal voltage range of 18-32VDC. It also has Two (2) test output channels and Two (2) test output/muting output channels. This module is suitable for applications that are rated up to and including Category 3 Safety Integrity Level (SIL).
The 1756-OA16 is a ControlLogix Discrete output module which operate at a voltage category of 79 to 265V AC at a frequency of 47 to 63 Hz. This module has Sixteen (16) mechanically fused channels with Two (2) groups of Eight (8) channels each. This module is directly installed to a 1756 local or remote chassis.