davidt

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About davidt

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  1. Hellow I'm trying to find out how can i communicate with modicon plc via the modsoft program but over Windows Xp ( on Windows 98 it is working good ) We have already tried using a virtuale machine of VMware and it seem that program can't open the serial port. please help it's very urgent. Thanks David
  2. Hello I want to know if i can use two Masters in a Modbus network with 10 slaves , so that each one of the two masters can work independently . Thanks
  3. Modbus master

    Hello I want to know if i can use two Masters in a Modbus network with 10 slaves , so that each one of the two masters can work independently . Thanks
  4. Analog Input

    :-p Hellow I need to know whether can i connect one transmitter of 4-20ma into two diffrent analog current inputs in the PLC, and how can i do it ? thanks David
  5. adam driver to WIZCON scada

    I need a driver to communicate between WIZCON HMI scada of AXEDA and ADAM4000 series of Advantech.
  6. I need a driver to communicate between WIZCON HMI scada of AXEDA and ADAM4000 series of Advantech.
  7. I need the documentation of the modbus-protocol in order to write a driver between the pc and the plc. with best regards.