Using a word to activate alarms

wells

Member
Join Date
Jan 2011
Location
London
Posts
1
I am in the process of learning the basics of PLC Programming and I would like to put forward a question regarding how I would monitor a number of alarms e.g 16 with using a word instead of individual contacts. So that if any of the Bits are 1 then the word is one. I am using syswin but cant seem to find any function to help me with this.

Your Help would be greatly appreciated

Wells
 
Hello wells
All you need to do is test the Word for NOT equal to zero.
Long time since I used Syswin (CX-Programmer, now) so you may have to use CMP instruction, then look at the arithmetic flags P_NE for Not equal.
Lot easier with CX-P; you should upgrade.
HTH
Pp
 

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