---
title: OptoBlog (91)
description: (91)
---
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# OptoBlog
# OptoBlog
## [OptoNews: Customize desktop & phone views in groov R3.1](https://blog.opto22.com/optoblog/optonews-customize-desktop-phone-views-in-groov-r31)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Jun 8, 2016, 4:53:06 PM
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[](https://blog.opto22.com/optoblog/optonews-customize-desktop-phone-views-in-groov-r31)
With *groov,* you can easily build an operator interface that works on any size screen: wide-screen TVs, desktop computers, tablets, and smartphones. Everything automatically scales to fit on any device.
But considering the size and shape of these screens—and how your users will want to use the data on them—you may not want the same things to appear in the same ways on a TV and on a phone.
[Read More](https://blog.opto22.com/optoblog/optonews-customize-desktop-phone-views-in-groov-r31)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-customize-desktop-phone-views-in-groov-r31#comments-listing)
Topics: [groov](https://blog.opto22.com/optoblog/topic/groov), [Updates](https://blog.opto22.com/optoblog/topic/updates), [Remote monitoring](https://blog.opto22.com/optoblog/topic/remote-monitoring), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [OptoNews 2016-06-08](https://blog.opto22.com/optoblog/topic/optonews-2016-06-08)
## [OptoNews: New ATEX approval for Opto 22 products](https://blog.opto22.com/optoblog/optonews-new-atex-approval-for-opto-22-products)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Jun 8, 2016, 4:52:14 PM
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[](https://blog.opto22.com/optoblog/optonews-new-atex-approval-for-opto-22-products)
ATEX is the name commonly given to the two European Directives for controlling explosive atmospheres in workplaces.
Several Opto 22 products are now approved for both standards and offer you options for applications in potentially explosive areas.
[Read More](https://blog.opto22.com/optoblog/optonews-new-atex-approval-for-opto-22-products)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-new-atex-approval-for-opto-22-products#comments-listing)
Topics: [Process control](https://blog.opto22.com/optoblog/topic/process-control), [Food & beverage](https://blog.opto22.com/optoblog/topic/food-amp-beverage), [Discrete control](https://blog.opto22.com/optoblog/topic/discrete-control), [Machine builder](https://blog.opto22.com/optoblog/topic/machine-builder), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [OEM](https://blog.opto22.com/optoblog/topic/oem), [Integrators](https://blog.opto22.com/optoblog/topic/integrators), [I/O](https://blog.opto22.com/optoblog/topic/io), [Oil & gas](https://blog.opto22.com/optoblog/topic/oil-gas), [OptoNews 2016-06-08](https://blog.opto22.com/optoblog/topic/optonews-2016-06-08)
## [OptoNews: IoT Evolution Conference & Expo in Las Vegas](https://blog.opto22.com/optoblog/optonews-iot-evolution-conference-expo-in-las-vegas)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Jun 8, 2016, 4:51:14 PM
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[](https://blog.opto22.com/optoblog/optonews-iot-evolution-conference-expo-in-las-vegas)
Are you thinking about your Internet of Things (IoT) strategy? Join us in Las Vegas, Nevada, for the [IoT Evolution Conference and Expo](http://www.iotevolutionexpo.com/west/), July 11-14, 2016.
[Read More](https://blog.opto22.com/optoblog/optonews-iot-evolution-conference-expo-in-las-vegas)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-iot-evolution-conference-expo-in-las-vegas#comments-listing)
Topics: [Internet of Things](https://blog.opto22.com/optoblog/topic/internet-of-things), [IoT](https://blog.opto22.com/optoblog/topic/iot), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [Events & conferences](https://blog.opto22.com/optoblog/topic/events-conferences), [OptoNews 2016-06-08](https://blog.opto22.com/optoblog/topic/optonews-2016-06-08)
## [OptoNews Tip: Free PAC Project sample files](https://blog.opto22.com/optoblog/optonews-tip-free-pac-project-sample-files)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Jun 8, 2016, 4:50:01 PM
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[](https://blog.opto22.com/optoblog/optonews-tip-free-pac-project-sample-files)
Here's a handy compilation of our most popular—and most useful—examples for PAC Control and PAC Display: [PAC Project samples Greatest Hits](http://www.opto22.com/community/showthread.php?t=453).
This collection includes sample files we've created plus files you've posted to the OptoForum.
[Read More](https://blog.opto22.com/optoblog/optonews-tip-free-pac-project-sample-files)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-free-pac-project-sample-files#comments-listing)
Topics: [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-06-08](https://blog.opto22.com/optoblog/topic/optonews-2016-06-08)
## [OptoNews: Reliability, security, & energy challenges in enterprise data center](https://blog.opto22.com/optoblog/optonews-reliability-security-energy-savings-in-enterprise-data-center)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 25, 2016, 3:28:42 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-reliability-security-energy-savings-in-enterprise-data-center)
Say you own a 30-year-old enterprise data center in the Arizona desert, and you're starting to have some problems:
- Aging HVAC and mechanical systems are increasingly inefficient in the hot climate.
- Security systems are no longer adequate.
[Read More](https://blog.opto22.com/optoblog/optonews-reliability-security-energy-savings-in-enterprise-data-center)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-reliability-security-energy-savings-in-enterprise-data-center#comments-listing)
Topics: [Energy management](https://blog.opto22.com/optoblog/topic/energy-management), [Case studies](https://blog.opto22.com/optoblog/topic/case-studies), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [Integrators](https://blog.opto22.com/optoblog/topic/integrators), [I/O](https://blog.opto22.com/optoblog/topic/io), [Building management](https://blog.opto22.com/optoblog/topic/building-management), [Security](https://blog.opto22.com/optoblog/topic/security), [OptoNews 2016-05-25](https://blog.opto22.com/optoblog/topic/optonews-2016-05-25)
## [OptoNews: Legacy system data on the Internet of Things?](https://blog.opto22.com/optoblog/optonews-legacy-system-data-on-the-internet-of-things)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 25, 2016, 3:27:25 PM
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[](https://blog.opto22.com/optoblog/optonews-legacy-system-data-on-the-internet-of-things)
Look around and think about the useful data currently hiding in your legacy systems and equipment.
How could that data help your company?
Maybe it's process data from manufacturing lines, performance data from machinery, or status data from remote installations.
[Read More](https://blog.opto22.com/optoblog/optonews-legacy-system-data-on-the-internet-of-things)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-legacy-system-data-on-the-internet-of-things#comments-listing)
Topics: [Videos](https://blog.opto22.com/optoblog/topic/videos), [Internet of Things](https://blog.opto22.com/optoblog/topic/internet-of-things), [IoT](https://blog.opto22.com/optoblog/topic/iot), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [Events & conferences](https://blog.opto22.com/optoblog/topic/events-conferences), [OptoNews 2016-05-25](https://blog.opto22.com/optoblog/topic/optonews-2016-05-25)
## [OptoNews: Technology showcase in Ontario, Canada](https://blog.opto22.com/optoblog/optonews-technology-showcase-in-ontario-canada-2)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 25, 2016, 3:26:13 PM
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[](https://blog.opto22.com/optoblog/optonews-technology-showcase-in-ontario-canada-2)
If you're near Cambridge, Ontario, on June 7, be sure to join Opto 22's Lloyd Romeo at the [SORT Technology Showcase](https://www.eventbrite.ca/e/sort-technology-showcase-2016-tickets-22580053548), sponsored by SORT Production Products Ltd.
[Read More](https://blog.opto22.com/optoblog/optonews-technology-showcase-in-ontario-canada-2)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-technology-showcase-in-ontario-canada-2#comments-listing)
Topics: [Process control](https://blog.opto22.com/optoblog/topic/process-control), [groov](https://blog.opto22.com/optoblog/topic/groov), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [Events & conferences](https://blog.opto22.com/optoblog/topic/events-conferences), [I/O](https://blog.opto22.com/optoblog/topic/io), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-05-25](https://blog.opto22.com/optoblog/topic/optonews-2016-05-25)
## [OptoNews Tip: SSR or EMR - Which should you use?](https://blog.opto22.com/optoblog/optonews-tip-ssr-or-emr-which-should-you-use)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 25, 2016, 3:25:21 PM
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[](https://blog.opto22.com/optoblog/optonews-tip-ssr-or-emr-which-should-you-use)
We've been manufacturing solid state relays (SSRs) for more than 40 years now.
In fact, that's how Opto 22 started: our founders discovered a better way to build SSRs.
So of course we want you to use SSRs. (And choose Opto's guaranteed-for-life models!)
[Read More](https://blog.opto22.com/optoblog/optonews-tip-ssr-or-emr-which-should-you-use)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-ssr-or-emr-which-should-you-use#comments-listing)
Topics: [optonews](https://blog.opto22.com/optoblog/topic/optonews), [SSRs](https://blog.opto22.com/optoblog/topic/ssrs), [OptoNews 2016-05-25](https://blog.opto22.com/optoblog/topic/optonews-2016-05-25)
## [OptoNews: Invitation to The Automation Conference](https://blog.opto22.com/optoblog/optonews-invitation-to-the-automation-conference)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 11, 2016, 5:25:11 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-invitation-to-the-automation-conference)
Here's your invitation to a comprehensive automation conference you won't want to miss, May 24-25 in Chicago, Illinois: The Automation Conference.
[Read More](https://blog.opto22.com/optoblog/optonews-invitation-to-the-automation-conference)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-invitation-to-the-automation-conference#comments-listing)
Topics: [Process control](https://blog.opto22.com/optoblog/topic/process-control), [Discrete control](https://blog.opto22.com/optoblog/topic/discrete-control), [Internet of Things](https://blog.opto22.com/optoblog/topic/internet-of-things), [IoT](https://blog.opto22.com/optoblog/topic/iot), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [Events & conferences](https://blog.opto22.com/optoblog/topic/events-conferences), [Security](https://blog.opto22.com/optoblog/topic/security), [OptoNews 2016-05-11](https://blog.opto22.com/optoblog/topic/optonews-2016-05-11)
## [OptoNews: groov R3.1b now available](https://blog.opto22.com/optoblog/optonews-groov-r31b-now-available)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on May 11, 2016, 5:19:06 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-groov-r31b-now-available)
In response to your requests for more frequent *groov* releases, here you are: *groov* R3.1b is released!
This new version fixes issues and adds a new enhancement: if communication fails between groov and an I/O device, errors will be written to the *groov* message logs. This information can help you debug the cause of communication errors.
[Read More](https://blog.opto22.com/optoblog/optonews-groov-r31b-now-available)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-groov-r31b-now-available#comments-listing)
Topics: [groov](https://blog.opto22.com/optoblog/topic/groov), [Updates](https://blog.opto22.com/optoblog/topic/updates), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [OptoNews 2016-05-11](https://blog.opto22.com/optoblog/topic/optonews-2016-05-11)
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- [Tips (81)](https://blog.opto22.com/optoblog/topic/tips)
- [OptoPartner (77)](https://blog.opto22.com/optoblog/topic/optopartner)
- [Ignition Edge (75)](https://blog.opto22.com/optoblog/topic/ignition-edge)
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- [Webinars (70)](https://blog.opto22.com/optoblog/topic/webinars)
- [I/O (69)](https://blog.opto22.com/optoblog/topic/io)
- [Process control (69)](https://blog.opto22.com/optoblog/topic/process-control)
- [Energy management (64)](https://blog.opto22.com/optoblog/topic/energy-management)
- [CODESYS (62)](https://blog.opto22.com/optoblog/topic/codesys)
- [Training (58)](https://blog.opto22.com/optoblog/topic/training)
- [PAC Control (54)](https://blog.opto22.com/optoblog/topic/pac-control)
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- [groov View (50)](https://blog.opto22.com/optoblog/topic/groov-view)
- [OEM (48)](https://blog.opto22.com/optoblog/topic/oem)
- [cybersecurity (48)](https://blog.opto22.com/optoblog/topic/cybersecurity)
- [digital transformation (47)](https://blog.opto22.com/optoblog/topic/digital-transformation)
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- [snap pac (29)](https://blog.opto22.com/optoblog/topic/snap-pac)
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- [REST API (26)](https://blog.opto22.com/optoblog/topic/rest-api)
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- [manufacturing (21)](https://blog.opto22.com/optoblog/topic/manufacturing)
- [API (20)](https://blog.opto22.com/optoblog/topic/api)
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- [developer (20)](https://blog.opto22.com/optoblog/topic/developer)
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- [podcast (17)](https://blog.opto22.com/optoblog/topic/podcast)
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- [SCADA (16)](https://blog.opto22.com/optoblog/topic/scada)
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- [Migration (14)](https://blog.opto22.com/optoblog/topic/migration)
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- [EPIC Security (12)](https://blog.opto22.com/optoblog/topic/epic-security)
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- [I/O modules (11)](https://blog.opto22.com/optoblog/topic/i-o-modules)
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- [oil and gas (10)](https://blog.opto22.com/optoblog/topic/oil-and-gas)
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- [SSRs (8)](https://blog.opto22.com/optoblog/topic/ssrs)
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- [OptoNews 2015-04-15 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-04-15)
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- [OptoNews 2015-06-17 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-06-17)
- [OptoNews 2015-07-01 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-07-01)
- [OptoNews 2015-07-15 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-07-15)
- [OptoNews 2015-07-29 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-07-29)
- [OptoNews 2015-08-12 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-08-12)
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- [OptoNews 2015-09-09 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-09-09)
- [OptoNews 2015-09-23 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-09-23)
- [OptoNews 2015-10-07 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-10-07)
- [OptoNews 2015-10-21 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-10-21)
- [OptoNews 2015-11-04 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-11-04)
- [OptoNews 2015-11-18 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-11-18)
- [OptoNews 2015-12-16 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-12-16)
- [OptoNews 2016-01-06 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-01-06)
- [OptoNews 2016-01-20 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-01-20)
- [OptoNews 2016-02-03 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-02-03)
- [OptoNews 2016-02-17 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-02-17)
- [OptoNews 2016-03-02 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-03-02)
- [OptoNews 2016-03-16 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-03-16)
- [OptoNews 2016-03-30 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-03-30)
- [OptoNews 2016-04-13 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-04-13)
- [OptoNews 2016-04-27 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-04-27)
- [OptoNews 2016-05-11 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-05-11)
- [OptoNews 2016-05-25 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-05-25)
- [OptoNews 2016-06-08 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-06-08)
- [OptoNews 2016-06-22 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-06-22)
- [OptoNews 2016-07-06 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-07-06)
- [OptoNews 2016-08-03 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-08-03)
- [OptoNews 2016-08-31 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-08-31)
- [OptoNews 2016-09-14 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-09-14)
- [OptoNews 2016-09-28 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-09-28)
- [OptoNews 2016-10-12 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-10-12)
- [OptoNews 2016-10-26 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-10-26)
- [OptoNews 2016-11-09 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-11-09)
- [OptoNews 2016-11-30 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-11-30)
- [OptoNews 2016-12-14 (4)](https://blog.opto22.com/optoblog/topic/optonews-2016-12-14)
- [OptoNews 2017-01-04 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-01-04)
- [OptoNews 2017-01-18 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-01-18)
- [OptoNews 2017-02-01 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-02-01)
- [OptoNews 2017-02-15 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-02-15)
- [OptoNews 2017-03-01 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-03-01)
- [OptoNews 2017-03-15 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-03-15)
- [OptoNews 2017-03-29 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-03-29)
- [OptoNews 2017-04-12 (4)](https://blog.opto22.com/optoblog/topic/optonews-2017-04-12)
- [Optomux (4)](https://blog.opto22.com/optoblog/topic/optomux)
- [UNS (4)](https://blog.opto22.com/optoblog/topic/uns)
- [machine data (4)](https://blog.opto22.com/optoblog/topic/machine-data)
- [product design (4)](https://blog.opto22.com/optoblog/topic/product-design)
- [serial module (4)](https://blog.opto22.com/optoblog/topic/serial-module)
- [AI (3)](https://blog.opto22.com/optoblog/topic/ai)
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- [Discovery Day (3)](https://blog.opto22.com/optoblog/topic/discovery-day)
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- [GIF (3)](https://blog.opto22.com/optoblog/topic/gif)
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- [ICC (3)](https://blog.opto22.com/optoblog/topic/icc)
- [Insider (3)](https://blog.opto22.com/optoblog/topic/insider)
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- [OEE (3)](https://blog.opto22.com/optoblog/topic/oee)
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- [open source software (3)](https://blog.opto22.com/optoblog/topic/open-source-software)
- [python (3)](https://blog.opto22.com/optoblog/topic/python)
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- [LDAP (2)](https://blog.opto22.com/optoblog/topic/ldap)
- [LoRaWAN (2)](https://blog.opto22.com/optoblog/topic/lorawan)
- [MES (2)](https://blog.opto22.com/optoblog/topic/mes)
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- [Sepasoft (2)](https://blog.opto22.com/optoblog/topic/sepasoft)
- [Snowflake (2)](https://blog.opto22.com/optoblog/topic/snowflake)
- [SoftPAC (2)](https://blog.opto22.com/optoblog/topic/softpac)
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- [email notifications (2)](https://blog.opto22.com/optoblog/topic/email-notifications)
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- [machine learning (2)](https://blog.opto22.com/optoblog/topic/machine-learning)
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- [ENTELEC (1)](https://blog.opto22.com/optoblog/topic/entelec)
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- [blockchain (1)](https://blog.opto22.com/optoblog/topic/blockchain)
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- [reverse osmosis (1)](https://blog.opto22.com/optoblog/topic/reverse-osmosis)
- [sdk (1)](https://blog.opto22.com/optoblog/topic/sdk)
- [supply chain (1)](https://blog.opto22.com/optoblog/topic/supply-chain)
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