Posted 1 Feb 2018 (edited) Hi wizards i need some help please i've got a micrologix 1100 with a thermocouple expansion module on, I'm struggling to write a PID control to control a 24vDC output i can get the I:2.0 thermocouple input to control a analogue output but i dont want this . ive written a few rungs that will control a 24vDC output with on/off control using less than greater than functions but the control is not tight enough. iv seen this video (link Below) which would be perfect. im trying to control water tank temp any help on this would be greatly received guys https://www.youtube.com/watch?v=psk5PP82JxY Edited 1 Feb 2018 by GL3NN Share this post Link to post Share on other sites
Posted 1 Feb 2018 http://www.plctalk.net/qanda/showthread.php?t=41661 The above thread may help you out. Regards, Garry Share this post Link to post Share on other sites
Posted 1 Feb 2018 See if the second post in this thread makes sense. Share this post Link to post Share on other sites
