Advantech Data Acquisition Modules ADAM 4000 - Manual (Page 75)

I/O Modules
3-48 ADAM 4000 Series User’s Manual
Application Wiring
Figure 3-41 ADAM-4050 TTL Input Wiring Diagram
Figure 3-42 ADAM-4050 Contact Closure Input Wiring Diagram
Figure 3-43 ADAM-4050 Digital Output Wiring Diagram Used with SSR