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minvai

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Posts posted by minvai

  1. Hi,

     

    As I understnad you are using "Create Delimited line" and "write delimited line" ladder utilities.

    First of all make sure that the Max vector length you set in "Create Delimited line" is enough to contain all the data. 

    Then check also that the file name (if it is linked to MI) is in ASCII.

     

    Is there any possible way to import/export data tables from PLC to SD and back? Having structure like this (Picture1, Picture2)

     

    And if it is , how please help. Very important to me, have excel in my project with SD card.

    post-28986-0-14685400-1430150889_thumb.jpg

    post-28986-0-58679700-1430150890_thumb.jpg

  2. Hello I am working with recipe control and data tables at the moment using SD card. I need example to import/export data tables, because one that I found write only 1 cell in excel, and that cell becoming full of "0CSV" words. So basicly I want to do , pushing button on HMI and all data table from PLC would be exported to SD card or existing Data table from SD card would be imported to PLC data table memory with same name.

     

    I attached file with my try to do this... 1st it wrote a lot of "0CSV" in one cell, now it doesn't work, just shows MI6-> status integer message of 128 then i try to export..

    post-28986-0-67948900-1430038190_thumb.jpg

    post-28986-0-37121400-1430038309_thumb.jpg

    post-28986-0-02875100-1430038310_thumb.jpg

  3. Hello, I am making recipe control with v570 so I want add operand like timer to it. 

    So I had timer operand in my data base , so that I can edit it, but I didn't find out where can I store it? (to output)

    So I trying now DW operand in database but I can't store it to timer...

     

    Basicly what I am trying to do is to write time in HMI, save it to SD card, PLC data table and give this operand to timer (launching it). Please any suggestions.. stuck at it

  4. Hello I have ladder code from examples to edit data table (recipe) and to write this row to SD card data table. In my mind I will have data table example 100 rows, 5 of them will hold recipe and 95 will be empty.

    So I want to make another 2 things with data table:

    1. Edit data table row (recipe) just to rows that hold any data (that is not empty). So I want to see just these rows who hold information.

    2. Insert new recipe, it would show only empty rows, hiding rows that hold data.

     

    Any suggestions or any help? 

    Thanks for helping.

  5. Hello all, 

     

    I am trying to do recipe control fully controllable from plc using SD card, I have program that read DT from SD , there can edit DT rows and save them in SD card. So I want to make more administration options like add new row (new recipe) or delete existing row from Data table. As I saw there is block to delete row, but didn't see to add it ;/ any suggestions ?

     

    And would be another question ,  how to set my data table information cells to outputs/inputs? Something like heating temperature 100degree and colding temperature -20 degree of celsius. I need to use some relay logic to turn off heating panel?

  6. Hello all, I am starting new project with V570 and I am pretty new with this controller, so maybe someone could help me to start it? :)

    I have project with recipe control. So first of all i need information about it, then i will be using SD card for choosing, saving, loading recipes so it would be pretty nice to have a lot information for that too and last thing is data exchange. 

    Please help me to start, very thanks to all :)

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