AutomationTechBrian Lifetime Supporting Member Join Date Jul 2013 Location St. Cloud, MN Posts 669 Aug 14, 2019 #1 What the heck is this "P", and how is it used for this counter? ....You can't search a "P" in the manual. Thanks!
What the heck is this "P", and how is it used for this counter? ....You can't search a "P" in the manual. Thanks!
JRW Member Join Date Jun 2002 Location South Carolina Posts 2,298 Aug 14, 2019 #2 Positive edge transition for one scan A oneshot https://cache.industry.siemens.com/..._system_manual_en-US.pdf?download=true#page84 Page 85
Positive edge transition for one scan A oneshot https://cache.industry.siemens.com/..._system_manual_en-US.pdf?download=true#page84 Page 85
a062549 Lifetime Supporting Member A Join Date Feb 2012 Location Home Posts 139 Aug 14, 2019 #3 Yes, I remember them as "P" for pulse. But as JRW stated it's on the positive side one-shot.
AutomationTechBrian Lifetime Supporting Member OP Join Date Jul 2013 Location St. Cloud, MN Posts 669 Aug 14, 2019 #4 Perfect, thanks!!!
Steve Bailey Lifetime Supporting Member + Moderator Join Date Apr 2002 Location The boondocks of Western Massachusetts USA Posts 8,571 Aug 14, 2019 #5 In every PLC I'm familiar with, counter instructions only increment on the transition of their count input, which would make the -]P[- instruction superfluous.
In every PLC I'm familiar with, counter instructions only increment on the transition of their count input, which would make the -]P[- instruction superfluous.
AutomationTechBrian Lifetime Supporting Member OP Join Date Jul 2013 Location St. Cloud, MN Posts 669 Aug 14, 2019 #6 Steve... GE, Allen Bradley, and Siemens all in the last 7 days! I like it... but its a little confusing at times.
Steve... GE, Allen Bradley, and Siemens all in the last 7 days! I like it... but its a little confusing at times.