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Abel_Souza

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About Abel_Souza

  • Rank
    LAVA groupie

LabVIEW Information

  • Version
    LabVIEW 2017
  • Since
    2008

Contact Methods

  1. My coworkers told me that this PLC did not have access authorization, but we need input PC IP on PLC to communicate, so it have access authorization setting. Now using IP setting configured on PLC its working well. Thanks!
  2. Talking with my coworkers, this PLC don't have an access control list. Code working if a use two PCs and modbus examples on LabVIEW as a modbus server. When Ido this I can read with my code. Cheking with Wireshark, with PLC, the communication was disconnected before transfer any modbus packet. When running with two PCs I could see modbus packets on wireshark. My challage is how identify what cause this disconnection.
  3. LabVIEW 2016 Modbus Communication with a PLC Siemens SIMATIC ET 200SP Windows 7 Ultimate Hi, When I run my code it return error 66 at Read Holding Registers function. I ran this code as a VI on the development virtual machine and as a *.exe on real machine, but received the same error. Try in another computer and receive the same error. As PLC code was developer by other programmer I ask him if this communication was working on his machine, he showed me a LAbVIEW code running with Modbus communication with the same PLC. He was using a LabVIEW 2013 with
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