Resources & Tools

1 - 25 of 670 results for "how to"
How to use the groov RIO EMU
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Learn more about how this energy monitoring unit works with the newly published groov RIO EMU user's guide. When introduced in 2020, the groov RIO series introduced a new kind of I/O product: edge I/O...more
OptoNews tip: How to test an AC SSR
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Solid state relays (SSRs) are simple, reliable devices. If one stops working, typically it just refuses to turn on or off. How do you test it to see if it has failed? If you're used to testing mechanical...more
How to build a basic UI in Node-RED
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Next up in the Node-RED developer video series, this tutorial makes it easy to create your own HMI or dashboard. When we first introduced the Node-RED developer video series a few months ago, we started...more
Learning how to use groov EPIC
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The groov EPIC edge programmable industrial controller can do so much—but where do you start? Do you want to learn about groov EPIC but aren't sure where to start? Are you curious about how to securely...more
Learn how to log I/O data to text file in Node-RED
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New video released this week shows you how to turn groov RIO into a continuous datalogger Another week means another video to add to your collection of Node-RED tools and technical tips. Last week our...more
How to use the Node-RED package for groov View
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Follow this new video to create Node-RED flows that interact with groov EPIC's embedded HMI server. Thanks to all your positive feedback, Terry Orchard is continuing with his video series for groov EPIC...more
How to set the clock on a PAC Controller
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What time is it? 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...more
How to set up port redirection on groov EPIC
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Newly added in EPIC firmware 3.3.1 : manage unsecured devices on-prem or at remote sites through secure, on-demand connections. Last week in the OptoBlog, Ben Orchard shared an overview of what's...more
MQTT is the key: how to securely access your OT network data
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Our recent webinar with Cirrus Link Solutions is now available on-demand with an in-depth overview of edge device security using the MQTT with Sparkplug B protocol. We hope you were able to join us last...more
Automation 101: New videos show you how to wire, configure, & move data
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How do you get machine data without interfering with the process?  What's an easy way to monitor temperature in a server room? How can you control the flow of heating and cooling water in your HVAC...more
How to add cybersecurity features to your legacy systems
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Opto 22's latest webinar covers how to get important data from legacy PLC systems quickly and securely. Another great resource on cybersecurity is now available as an on-demand webinar. This latest...more
OptoNews: How to control your MicroLogix PLC from your phone
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What's on your MicroLogix™ PLC that you'd like to monitor or control from a mobile device? Machine status? Temperatures and pressures? Valves and pumps? Whatever it is, you can see it and do it now...more
How to use context storage in Node-RED
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Follow along in this new developer series video as Terry Orchard guides you through storing and passing data in a Node-RED flow. What if you need to snapshot a message from a very specific part of a...more
The Automation Roadshow you don't want to miss
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Join Opto 22 as we head out on the road with our Technology Partners for a 3-day IIoT event in Chicago. Here's a reason your September just got busier! Mark your calendars for September 13 - 15, 2021...more
OptoNews Tip: Video shows how to wire new spring clamps
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Some recent Opto 22 products, like the SNAP-UDC-HDB breakout board and the 8-channel SNAP-AIRTD-8U analog input module, use new spring clamps for wiring field devices. These spring clamps are faster...more
How to achieve data-driven manufacturing
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Join Opto 22 and tech partner HiveMQ for a live demonstration of building a Unified Namespace with MQTT Sparkplug. Here's help for your manufacturing digital transformation: watch this live webinar...more
How to Build a Raspberry Pi with Node-RED and Industrial GPIO
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UPDATE: This post has been updated to reflect changes in the most recent Raspbian Jessie Lite image (no longer includes Node-RED or node.js) and to use the new Digital I/O for Raspberry Pi Starter Kit...more
OptoNews: groov events & email in new how-to videos
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Two new groov how-to videos show you all about: Events & notifications. Configuring events you want to log, checking event status, and using the event log with or without custom message text.
Power & Energy Monitoring - Why and how?
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New website resources outline how to securely access and share your energy data. Opto 22 gives you lots of options when it comes to helping you monitor your power and energy usage.  The groov RIO EMU...more
OptoNews: Tech Showcase in Ontario, Canada
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Here's an opportunity to learn how to increase manufacturing throughput, improve safety, and optimize your production through technology: the SORT Technology Showcase 2015. You'll see the latest...more
OptoNews: Don't miss these September trade shows
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We're looking forward to seeing you at one of these shows! Learn about the newest technology in factory, process, and building automation, and take advantage of networking and business development opportunities.
How I upgraded my SNAP PAC controllers to version 9.5 and the RESTful interface
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I'm extremely excited about the new capabilities of the 9.5 firmware and, in particular, the new RESTful interface (REST API and HTTP/S server) for SNAP PAC controllers. I have several PACs throughout...more
How to build IIoT solutions with Ignition 8 and MQTT
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A new webinar, hosted by Cirrus Link Solutions, explores the tools used to build an IIoT solution with Ignition and MQTT — both part of the groov EPIC system. Virtual events have become a necessity in...more
2018: How Do Engineers Choose Automation Today?
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The web has transformed the way engineers, technicians, and plant managers find, select, and buy industrial automation, instrumentation, and controls. I recently binge-watched the series "Halt and...more
How to select the right HMI solution for your groov device
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Sharpen your drawing tools. It's time to go to work. Visualization for industrial automation is bigger than it’s ever been, and it’s not just about control anymore. As it becomes increasingly important...more