Retentivity In S7-300

prakashmenuka

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P
Join Date
Jan 2013
Location
Colombo
Posts
14
Dear experts,
I need to know the procedure to retentive some words and double words in siemens s7-300 PLCs.Can any one help me to do it.
Thank you in advance!
 
On the CPU properties you can define how much retentive memory you want, starting on MB0.

Or you can use Data Blocks (DBs) to store any value you want to be retentive...
 

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