Modbus

Posts related to all things Modbus, including RTU, TCP, ASCII Master and Slave.

176 topics in this forum

  1. "ModbusRTU slave" protocol not supported

    By JG_Utoronto,
    • 8 replies
    • 2,281 views

  2. "p-Modbustcp 0010: Timeout" Error

    By okinelin,
    • 30 replies
    • 3,228 views

  3. (resistant) DIEMATIC boiler Modbus Slave

    By p.piwowar,
    • 17 replies
    • 6,116 views

  4. 4-20mA metering

    By sadyrbek,
    • 1 reply
    • 1,445 views

  5. 40 Modubus Devices

    By Hemendra,
    • 3 replies
    • 893 views

  6. 5 Digit Versus 6 Digit Modbus Addresses 400001, 40001 Or Just 1?

    By OkiePC,
    • 8 replies
    • 13,497 views

  7. adam 6050

    By amalad,   
    • 1 reply
    • 776 views

  8. Are 32Bit Reads (Double Word) Combined ?

    By dcharv,
    • 2 replies
    • 1,223 views

  9. Automation Direct - GS2 VFD

    By Technidyne,
    • 1 reply
    • 2,167 views

  10. C1033 Unable to load device driver DSXMODBUSA.dll

    By SteveE,
    • 2 replies
    • 1,454 views

  11. C1038 Timing Lag

    By OkiePC,
    • 6 replies
    • 1,095 views

  12. C1070 Not Enough Parameters For The Given Operator?

    By raining010,   
    • 2 replies
    • 953 views

  13. C1086 One Of The Parameters Was Empty

    By raining010,   
    • 3 replies
    • 1,123 views

  14. Change modbus slave adres in channel list

    By kanber,
    • 2 replies
    • 1,580 views

  15. change slave ID

    By Hessel,
    • 1 reply
    • 374 views

  16. Change value in Modbus slave channel

    By cjbassman2,
    • 1 reply
    • 851 views

  17. Channel Error Timeout and port locked

    By TheNovice,   
    • 5 replies
    • 1,010 views

  18. Channel Groups For Modbus Devices

    By ledbelly2142,
    • 3 replies
    • 673 views

  19. Channel reading issues

    By TheNovice,   
    • 1 reply
    • 597 views

  20. CHANNEL SETUP QUESTION

    By unlimited_electric,
    • 1 reply
    • 1,901 views

  21. Checksum Correct , ID Wrong

    By Davarius,
    • 9 replies
    • 3,785 views

  22. Comm port monitor

    By ccdubs,
    • 1 reply
    • 2,033 views

  23. Comm. problems

    By Dovi,
    • 3 replies
    • 754 views

  24. communication of DAQfactory with a siemens steep 7-300

    By simonmuthike,
    • 1 reply
    • 2,888 views

  25. Concurrent Modbus Polling Issue

    By rboardley,   
    • 1 reply
    • 1,248 views