HMI display and PCL input command help?

electricman

Member
Join Date
Apr 2008
Location
FInland
Posts
11
Hello!

I have made some program my siemens S7 200 plc (Check attachments)

And i try hadle that I0.1 whit Weintek HMI panel, but i do something wrong, but i dont understand what?

I can handle outputs like Q0.1 whit HMI panel, but i want to do program where coming inputs that hmi panel.

I use Easy manager program programming that hmi panel.

Thanks if some can help me.
Step7.jpg



Toggle-swicth.jpg
 
Last edited:
The problem is that the input is read/updated (hard-way wise) by the PLC, so even if you try to write this bit, the PLC will reset it (since the HW-input is OFF). It's better to put e.g M0.0 in a parallell rung and use this bit in the HMI instead.


//Supporter
 

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