Basler Electric DGC-2020 - Manual (Page 394)

Figure 10-4. CEM-2020H Contact Input and Contact Output Terminals
CAN Bus Interface
These terminals provide communication using the SAE J1939 protocol and provide high-speed
communication between the Contact Expansion Module and the DGC-2020. Connections between the
CEM-2020 and DGC-2020 should be made with twisted-pair, shielded cable. CAN bus interface terminals
are listed in Table 10-2. Refer to Figure 10-5 and Figure 10-6.
Table 10-2. CAN Bus Interface Terminals
Terminal Description
P1- HI (CAN H) CAN high connection (yellow wire)
P1- LO (CAN L) CAN low connection (green wire)
P1- (SHIELD) CAN drain connection
10-8 DGC-2020 CEM-2020 (Contact Expansion Module) 9400200990 Rev X