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  • Users: lesliemcg
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  1. lesliemcg

    Siemens S7-300 drivers

    Hi all is there a package available out there to be able to get data from a S7-300 PLC using visual basic.net I would like to use this for a display only to show a machine performance on a stand alone application i.e. machine speed, thermocouple temps etc. I am not looking for writing values...
  2. lesliemcg

    s7 help

    Hi guys new project requires S7-300 plc have got a 313-2DP and am having problems with FC blocks. simple logic isnt working like there is a conflict or something. no errors are shown in simatic manager but a coil isnt latched when its supposed to???? in say motor start stop circuit. I find its...
  3. lesliemcg

    torque

    hi all, am i right that the formula to calculate torque is kw * 9550/rpm = Nm does this include ac and dc? thanks in advance lesliemcg
  4. lesliemcg

    S7 PLC

    Hi all, new to profibus i have a S7-300 (313C-2DP) and will have profibus in the system 6 drives and 10 pneumatic valves will be controlled on this bus one cylinder valve is very fast acting (12ms). will the profibus be able to switch on/off at this rate or will i have to hard wire to this valve...
  5. lesliemcg

    pressure transducer

    hi all, looking for a pressure transducer to be installed in an extruder machine. i want to fit it into the barrel to see what pressure is being generated. maximum pressure is 250bar maximun temperature is 230 deg oC must be a 3 wire either 4-20mA or 0-10v output sizes 1/4 " or 1/2&quot...
  6. lesliemcg

    VB.net to GE 90-30, SIEMENS 300

    HI ALL I'M NEW TO VB AND AM CURRENTLY STUDYING VB.NET. MY BACK GROUND IS WITH PLC'S AND WONDER IF ANY ONE CAN POINT ME IN THE RIGHT DIRECTION TO CONNECT TO A GE FANUC 90-30 OR SIEMENS 300 SERIES PLC. ANY HELP IS A PAT IN THE BACK THANKS
  7. lesliemcg

    VB.net to GE 90-30, SIEMENS 300

    HI ALL, HAS ANYONE EVER HAD ANY LUCK TO SET UP COMMS FOR VISUAL BASIC .NET AND GE FANUC PLC'S OR SIEMENS 300. I AM HOPING TO SET UP A PAGE WITH VB TO SEE REGISTER VALUES ETC BUT HAVENT A SCOOBIE HOW TO GET HANDSHAKING ANY IDEAS THANKS
  8. lesliemcg

    GE FANUC clock read

    hi all, I am writing for any help for reading the clock in a 10" Quickpanel (GE FANUC)part number (IC753QSL001). I am using Quick designer software to program the panel. I wish to write the Quickpanel clock to the PLC (GE FANUC 90-30) using CPU 350 I cant find the option which configures a...
  9. lesliemcg

    plc, motor drive

    i have to build a fairly small panel (its a tight squeeze) and will consist of a 4 amp d.c. drive and a 90-30 ge fanuc plc how close can these go together, has anyone had any problems in the past thanks
  10. lesliemcg

    ac against dc

    hoping for some sound advice, existing motors on a machine are all d.c. permanent magnet 2 hp controlled by regen drives (4 quad), taco feedback. the system requires the motors to change speeds via pid control. the motors dont hold weight i.e. a lift system. i am building a copy type machine but...

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