Winco DGC-2020 - Manual (Page 241)

Figure 9-2. CEM-2020 Input Contact and Output Contact Terminals
CANbus 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. CANbus interface terminals
are listed in Table 9-2. Refer to Figure 9-3 and Figure 9-4.
Table 9-2. CANbus 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
9400200990 Rev K DGC-2020 CEM-2020 (Contact Expansion Module) 9-5