ZMC432N Motion Controller User Manual V1.5
3.2.
RS485, CAN Communication Interface
The communication interface adopts a 5Pin screw-type pluggable wiring terminal and the
gap spacing between 2 terminals should be 3.81mm. For both RS485 communication and
CAN communication, they can be used by connecting the corresponding interface.
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Terminal Definition:
Terminal
Name
Function
485B
485-
485A
485+
EGND
Communication public end
CANL
CAN differential data -
CANH
CAN differential data +
3.2.1.
RS485, CAN Communication Specification & Wiring
The RS485 serial port supports the MODBUS_RTU protocol and custom
communication, mainly including 485A, 485B and public end.
The CAN interface of the controller adopts the standard CAN communication
protocol, which mainly includes three ports, CANL, CANH and the public end. And it can
connect CAN expansion modules and other standard CAN devices.
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Specification
Item
RS485
CAN
Maximum Communication Rate (bps)
115200
1M
Terminal Resistor
No
120Ω
Topological Structure
Daisy Chain Topology
The number of nodes can be extended
Up to 127
Up to 16
Communication Distance
The longer communication distance is, the
Summary of Contents for ZMC432N
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