The GCAN-303 module is CANopen master station on the CANopen network, and on the Modbus RTU net , it`s the Modbus RTU slave station (Server) ,which can realize the data communication between CANopen slave station and multiple Modbus RTU main station (Client).
1.CANopen
（1）Attribute
CANopen accords with DS 301 V4.02 standard；
Support CAN baud rate: 10K~1Mbps, support NMT, PDO, SDO, Heartbeat, Guardlife, SYNC;；
Support max 8 bytes of TPDO, RPDO, and 4 bytes of fast Download SDO and fast Upload SDO;
The CANopen command can be configured max 160 (PDO and SDO commands total 160).
（2）Connection
The GCAN-303 module integrates 1 CAN channel, which is extracted by two 3Pin terminals, which can be used to connect a device with a CAN-Bus network or CAN-bus interface.The pin definition of terminal is shown in the following table.
2. Serial interface
（1）Attribute
Standard serial level, terminal connection mode.
Max 36 Modbus RTU master stations (Client) connections are supported.；
Modbus slave station support function code：03H、04H、06H、16H；
Serial port rate support 600bps~115200bps；
The data exchange cache area is 2.5K;(Input 1.25KB，Output 1.25KB）
Has the ability to turn on or off unit identifiers function.
（2）Connection
The GCAN-303 module integrates the 1 RS485 interface, which is lead by a 2 Pin terminal, which is used to connect Modbus RTU network or Modbus RTU master station equipment, and its terminal Pin definition is shown in the following table.
Customizable features and corresponding models
RS232/485 to CANopen master station
GCAN-303
Ethernet to CANopen master station
GCAN-304
CAN to CANopen master station
GCAN-307
Custom products require a $500 customization fee, please be sure to contact us before making payment.
Guangcheng Technology Limited has been focusing on CAN-Bus network field for more than 4 years. We offer networking products such as CAN-Bus device server, Ethernet module/server, GPRSDTU, WIFI module and remote relay. We have professional R&D teams for hardware and software server. And we can provide OEM & ODM service for clients. Our company has rich experience in system, intelligence fire, agricultural network temperature and humidity acquisition, industrial control, attendance, entrance guard system and remote control.
• Service: 1 years guarantee, and professional technical staff help.
• Supply ability: We usually have 300-500 units in stock for urgent orders.
• Capacity: 500/week, can meet the demand of most enterprises application.
• Lifetime: At least 5 years for each device, can still produce just if you need.
• Cooperation: Welcome the cooperation with distributors all over the world.
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