chainsaw

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About chainsaw

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  • Location Cardiff
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  1. FX expansion unit

    I've looked all over for this info, but am probably being blind! When using an FX with 10 outputs (y0 to y11) and adding an expansion unit does the expansion unit continue from these addresses (ie. start at y12) or do they start at the next 'octal block' (ie. y20) I would try it out myself, but I won't have the hardware for a few weeks yet, and not being able to find this info is kinda doing my head in! Thanks.
  2. OT - Economic Models explained

    I resent that. Only one of them is mad. The others got foot and mouth.
  3. Running WinCC Configurator

    Our customer has just runtime licenses for WinCC (V6 SP4). Is it possible to use the configurator without a configuration license if I don't install the runtime license?
  4. Decimal to Hex

    The BCD instruction is what you need
  5. FINS Serial C Code

    sec4.pdf Don't know if this is any good for you. Found this on the Compolet cd (Omron Finsgateway thingy!)
  6. NE1A safety controller

    I'm using network configurator for devicenet safety - but it's cx-integrator in all but name (and a few extra bits!) I've mapped the i/o to the nsj, but it is only mapping the i/o from the devicenet remote safety modules not the i/o that is local to the controller. (If that clarifies anything.)
  7. NE1A safety controller

    I have an Omron NE1A safety controller connected on devicenet with safety slave modules and a NSJ12. When mapping from the NE1A to the NSJ, only the slave i/o is mapped across to i/o in the NSJ, not the local i/o on the controller. Does anyone know how to do this? Thanks
  8. Indirect addressing & dint's

    Thanks. Got it now!
  9. Indirect addressing & dint's

    I'm having trouble working out how to do this! I'm using GX IEC Developer and an A2US cpu. I have a set of words in the global variable table set as DINT. (d100, d102 etc) I need to indirectly address these. When using the DMOV instruction the input side is the side I'm having trouble with. If I use d100z0 it comes up with a type mismatch error. And I can't use a Z pointer with the symbol name from the g.var. list (or I don't know how to use them together.) Where am I going wrong?
  10. CX Programmer 6.1 automatic address allocation

    I've come across this problem when converting from an old plc to new plc type when people have given their own names to system bits (like P_On etc.) But I just tried entering 2 symbols with the same address and you can do it without any warning or error message. I'm using cx-prog v7.02. Maybe this should go in the cx-prog improvements thread? I can't see any reason why anyone would want to do this.
  11. CX-Designer improvement requests

    D'oh! Works a charm. Need one of these with the arrow pointing left!
  12. CX-Designer improvement requests

    Exporting/importing just the symbol table. (If not already possible, obviously! I just can't find it.) A customer wants to change from one HMI to an Omron one, but it has loads of tags. It would be easier to change the formatting in a csv type file than to type in a couple of hundred symbols. Again. (I did the original HMI as well.) Even then I exported the symbols from CX-Prog and changed the csv file.
  13. Question regarding choice of remote I/O

    I only had about a half dozen screens, so not much data going back and forth. I haven't done a big project on them yet. Does it really slow down comms that much? This would be handy to know for future reference. Erg! Don't know what happened to the quotes, sorry! *fixed
  14. Question regarding choice of remote I/O

    I've just used smartslice i/o on devicenet and found it pretty easy to setup with cx-integrator, as beegee has already mentioned. You can have more than 1 HMI on the network, just assign a different node number on the devicenet network. When ordering the HMI you have to specify a devicenet connection as I'm pretty sure it's an add-on to the standard HMI.
  15. CX-Designer List Selection Help!

    On the properties page for the list selection, go to the selection tab. Tick the 'store the selected line no. in specified address' box and enter a plc word address. You will then have to write some code comparing this value to the required value to turn on your bits (if they are not in the same word) or use the SETB instruction if the bits to turn are consecutive (or just make the bits consecutive and use SETB, much easier!)