Lately we've received some questions about one of the key concerns in control: controlling something at a specific point in time.
This tip pulls together some resources for control based on time, day, and date.
Topics: Process control, Discrete control, Tips, optonews, PACs, PAC Project, OptoNews 2015-08-26
Do what when:
In last week’s blog we covered how to set the real time clock (RTC) in a PAC Controller with an accurate time server over the Internet using SNTP.Now that our controller knows exactly what time it is, how do we turn on that pump at 6:00 a.m. on the dot?
Like most aspects of programming, there are a few different ways to achieve the same result, so join me in this week’s blog while we look at one way to manage real-time scheduling.
Topics: Energy management, Process control, groov, Internet of Things, Tips, IoT, PACs, PAC Project
Do you use PAC Control? If so, you'll want to watch these handy tips in video format, all showing you step-by-step tips for Opto 22's control development software.
The videos are quick to watch and helpful no matter how long you've been using PAC Control.
Some examples...
Topics: Videos, Tips, optonews, PAC Project, OptoNews 2015-08-12
Do you know what time it is? Does your SNAP PAC controller know what time it is? Are they the same time? Who’s right?
In this week's blog we are going to talk about this big ball of wibbly wobbly timey wimey stuff.… No, not time travel, but actual time…. Specifically how to set your PAC Controller to the current time.
No reading ahead; remember, time flies like an arrow and fruit flies like a banana.
Topics: Internet of Things, PLCs, IoT, PACs, OEM, Networking, PAC Project
Yes, it's Windows 10 Day, and if you're ready to upgrade, here's some good news:
Hooray!
Topics: groov, optonews, PAC Project, OptoNews 2015-07-29, Windows 10
Of course you can include a trend in your PAC Display HMI or groov mobile operator interface and watch a value in your SNAP PAC System rise and fall over time. Or you can inspect a quick "plot" of it in PAC Control Pro's Debug mode.
But what if you just want to take a quick look at how high or how low an analog value has been, say, today?
This tip shows you how to do that using PAC Manager.
Topics: Tips, optonews, PAC Project, OptoNews 2015-07-29