Veichi VH600, Руководство пользователя, Страница: 24 / 29

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Terminal definition
Signal Left Right Signal
RS485 differential
pair positive
485 + 485 -
RS485 differential
pair negative
CAN differential pair
positive
CAN-H CAN-L
CAN differential pair
negative
PE GND
Communication
ground
DC 24V power
supply positive
+24V 0V
DC 24V power
supply negative
⚫ Cables
Please refer to "4.2 Cable Selection" to select tubular cable and insert it into the communication
port.
◼
Ethernet communication
To improve communication, the Ethernet line requires CAT-5 shielded twisted pair and
molding cables with iron shell.
⚫ Connection: Hold the crystal head on the cable and plug it into the Ethernet port (RJ45 interface)
until it makes a "click" sound.
⚫
Disassembly: Press and hold the crystal head and tail to pull out the connector horizontally
with this product.
4.4 EtherCAT Communication
◼ EtherCAT specification
Item Description
Communication
protocol EtherCAT protocol
Service CoE (PDO, SDO)
Sync method DC-distributed clock is used for servo and input-output synchronization is
used for IO module
Physical layer 100BASE-TX
Baud Rate 100 Mbit/s (100Base-TX)
Duplex mode Full duplex
Topology Linear topological structure
Transmission
medium Network cables, see wiring section
Transmission The distance between two nodes shorter than 100m