Hello! I have Beckhoff CX9000 with N031(2 RS-485) module on board and Mitsubishi FRA740 inventor. I need to control inventor with Modbus RTU, but i cannot configure the PLC with this type communication. if anyone has experience setting up the modbus rtu communication I will be grateful.
Beckhoff CX9000 and Modbus RTU communication
- Thread starter ClinkLion
- Start date
Archie
Member
Beckhoff has a ModBus RTU library for TwinCAT. It is fairly easy to use and seems to work well.
http://www.beckhoff.com/english/twincat/twincat_plc_modbus_rtu.htm
http://www.beckhoff.com/english/twincat/twincat_plc_modbus_rtu.htm
Similar Topics
Hi,
I have a problem with implementation of Modbus TCP/IP on CX9000.
I did install Tc.ModbusSrv.lib in Twincat ( i use Twincat 2.10 v).
I'd...
Hi, I'm working with Beckhoff CX9001-1001 and CX9000-N031. I want to have 2x RS485 modbus rtu, how N031 must be configured in System Menager...
Hello,
I am trying to open the PLC project directly from the Beckhoff CX9000 (Screenshot 1) to do a backup of the project, because we don't have...
Heloo,
I have problem to communicate with Beckhoff CX9000 PLC and Denon AVR 2313.
I want to send commands to Denon receiver from PLC...
I have a cx9000 that has started up and will not get out of config mode. The power LED is Blue. I have reset to factory defaults, forced it in...