Advantech WISE-4000 Series - Pin Assignment; Block Diagram

31 WISE-4000 User Manual
Chapter 2 Product Specifications
Figure 2.29 RS-485 Port Wiring Diagram
2.8.3 Pin Assignment
Figure 2.30 WISE-4051 Pin Assignment
2.8.4 Block Diagram
Figure 2.31 WISE-4051 Block Diagram