Zmotion ECI3808, Manual, Page: 16 / 57

ECI3808 Network Motion Control Card User Manual V1.5
→
Terminal Definition
Terminal Name Function
NC Spare
CANH CAN communication H
EARTH Case protection
CANL CAN communication L
GND Negative of DC input
3.2.1. CAN Communication Specification & Wiring
→ Specification
Item CAN
Max Communication Rate (bps) 1M
Terminal Resistor 120Ω
Topology Daisy chain connection structure
The number of nodes can be
extended
Up to 16
Communication Distance
Longer communication distance, lower
communication rate, max 100m is recommended.
→
Wiring Reference
Connect the CANL and CANH of the standard CAN module to the CANL and CANH of
the other side correspondingly. And public ends of the CAN bus communication both
parties are connected together. In CAN bus left and right sides, connect a 120 Ω resistor
respectively (please see below graphic).