Modbus addressing size

Forum Home › Forums › Communicating with Devices › Modbus › Modbus addressing size

Viewing 5 posts - 1 through 5 (of 5 total)
  • Author
    Posts
  • September 5, 2015 at 10:59 am #406
    ASA
    Participant

    Hi

    the modbus addressing range appears to be 0 to 65536 is there anyway to make it to say 0 to 500000? if so how?

    ASA

    September 5, 2015 at 11:07 am #407
    ASA
    Participant

    oops my mistake please disregard my post as i am reading the addressing wrong on my devise……….

    ASA

    September 5, 2015 at 1:23 pm #408
    Mikhail
    Moderator

    OK, no problem )

    September 21, 2015 at 5:09 pm #540
    Gabriel Velloso
    Participant

    I am with the same error here, I am trying to communicate with a Schneider PLC, the address used in another driver is 400001, but I cant set this address in the comunicator?

    September 21, 2015 at 7:03 pm #541
    Mikhail
    Moderator

    400001 means that you should select Holding Registers (4x) data table and the 1st start element address.

  • Author
    Posts
Viewing 5 posts - 1 through 5 (of 5 total)
  • You must be logged in to reply to this topic.