---
title: OptoBlog | PACs (10)
description: PACs | (10)
---
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# OptoBlog
# OptoBlog
## [OptoNews: Save $100 on The Automation Conference](https://blog.opto22.com/optoblog/optonews-save-100-on-the-automation-conference)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Mar 16, 2016, 3:52:25 PM
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[](https://blog.opto22.com/optoblog/optonews-save-100-on-the-automation-conference)
Plan now to attend [The Automation Conference & Expo](http://www.theautomationconference.com/) this May in Chicago, Illinois—and save $100 on the cost of admission with your Opto 22 VIP code (see below).
The Conference focuses on the process industries, discrete manufacturing, and packaging, and this year it includes over two dozen educational sessions on:
[Read More](https://blog.opto22.com/optoblog/optonews-save-100-on-the-automation-conference)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-save-100-on-the-automation-conference#comments-listing)
Topics: [Internet of Things](https://blog.opto22.com/optoblog/topic/internet-of-things), [IoT](https://blog.opto22.com/optoblog/topic/iot), [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), [Events & conferences](https://blog.opto22.com/optoblog/topic/events-conferences), [Integrators](https://blog.opto22.com/optoblog/topic/integrators), [OptoNews 2016-03-16](https://blog.opto22.com/optoblog/topic/optonews-2016-03-16)
## [OptoNews: More features and I/O for legacy systems](https://blog.opto22.com/optoblog/optonews-more-features-and-io-for-legacy-systems)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Mar 2, 2016, 4:18:19 PM
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[](https://blog.opto22.com/optoblog/optonews-more-features-and-io-for-legacy-systems)
### Move up to SNAP PAC—and keep racks and field wiring intact
Have you seen some of our newer high-density, high-speed, or multifunction [I/O modules](http://www.opto22.com/site/pr_selector.aspx?cid=1&qs=1003) and wished you could use them in your legacy SNAP Ultimate or SNAP Ethernet I/O system?
Have you wanted to build an easy-to-use [*groov* mobile interface](http://groov.com/?__hstc=256016212.aadf4ad4fb68f3cfad6d817881e551af.1429649071898.1456851429345.1456937978883.900&__hssc=256016212.5.1456937978883&__hsfp=1330151108) for your legacy system?
Or wanted to log a lot more data locally?
[Read More](https://blog.opto22.com/optoblog/optonews-more-features-and-io-for-legacy-systems)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-more-features-and-io-for-legacy-systems#comments-listing)
Topics: [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), [OptoNews 2016-03-02](https://blog.opto22.com/optoblog/topic/optonews-2016-03-02)
## [OptoNews: Do you need PAC Project Basic or Pro?](https://blog.opto22.com/optoblog/optonews-do-you-need-pac-project-basic-or-pro)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Mar 2, 2016, 4:17:21 PM
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[](https://blog.opto22.com/optoblog/optonews-do-you-need-pac-project-basic-or-pro)
What do you get with the **free** PAC Project Basic automation software suite?
PAC Project Basic offers flowchart-based control programming plus HMI development and runtime. It's suited for industrial automation, remote monitoring, and data acquisition applications in any field.
[Read More](https://blog.opto22.com/optoblog/optonews-do-you-need-pac-project-basic-or-pro)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-do-you-need-pac-project-basic-or-pro#comments-listing)
Topics: [Process control](https://blog.opto22.com/optoblog/topic/process-control), [Discrete control](https://blog.opto22.com/optoblog/topic/discrete-control), [Remote monitoring](https://blog.opto22.com/optoblog/topic/remote-monitoring), [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), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-03-02](https://blog.opto22.com/optoblog/topic/optonews-2016-03-02)
## [OptoNews Tip: PAC Control shortcuts save you time](https://blog.opto22.com/optoblog/optonews-tip-pac-control-shortcuts-save-you-time)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Mar 2, 2016, 4:15:33 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-tip-pac-control-shortcuts-save-you-time)
If you're someone who likes to save time, you probably already know about keyboard shortcuts like CTRL+S to save or CTRL+F to find. But do you know about the shortcuts in PAC Control? Here are a few that can speed your programming.
[Read More](https://blog.opto22.com/optoblog/optonews-tip-pac-control-shortcuts-save-you-time)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-pac-control-shortcuts-save-you-time#comments-listing)
Topics: [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-03-02](https://blog.opto22.com/optoblog/topic/optonews-2016-03-02)
## [OptoNews: New video - Diving deep with James Cameron](https://blog.opto22.com/optoblog/optonews-video-diving-deep-with-james-cameron)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Feb 17, 2016, 4:04:32 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-video-diving-deep-with-james-cameron)
In 2012, explorer and filmmaker James Cameron did what no one had ever done before.
He piloted a one-man submersible to Challenger Deep at the bottom of the Mariana Trench, the lowest spot on earth, 6.8 miles (10.9 km) below sea level.
[Read More](https://blog.opto22.com/optoblog/optonews-video-diving-deep-with-james-cameron)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-video-diving-deep-with-james-cameron#comments-listing)
Topics: [Videos](https://blog.opto22.com/optoblog/topic/videos), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [Deepsea Challenge](https://blog.opto22.com/optoblog/topic/deepsea-challenge), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-02-17](https://blog.opto22.com/optoblog/topic/optonews-2016-02-17)
## [OptoNews Tip: IVAL and XVAL](https://blog.opto22.com/optoblog/optonews-tip-ival-and-xval)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Feb 3, 2016, 4:13:28 PM
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[](https://blog.opto22.com/optoblog/optonews-tip-ival-and-xval)
If you use PAC Control to develop your control programs, here's a question you may have: What the heck are IVAL and XVAL?
You see these terms in Simulation commands such as IVAL Set Analog Point, and you also see them when you inspect I/O points in Debug mode.
[Read More](https://blog.opto22.com/optoblog/optonews-tip-ival-and-xval)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-ival-and-xval#comments-listing)
Topics: [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-02-03](https://blog.opto22.com/optoblog/topic/optonews-2016-02-03)
## [OptoNews tip: Getting weekly, monthly, yearly totals](https://blog.opto22.com/optoblog/optonews-tip-getting-weekly-monthly-yearly-totals)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Jan 6, 2016, 4:44:14 PM
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[](https://blog.opto22.com/optoblog/optonews-tip-getting-weekly-monthly-yearly-totals)
We've talked recently about digital and analog totalizing: getting total running values for on-time, flow, power production, and so on.
The next step is using those totals in your PAC Control strategy—and in your *groov* mobile operator interface—to get the information you need.
[Read More](https://blog.opto22.com/optoblog/optonews-tip-getting-weekly-monthly-yearly-totals)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-getting-weekly-monthly-yearly-totals#comments-listing)
Topics: [Process control](https://blog.opto22.com/optoblog/topic/process-control), [Discrete control](https://blog.opto22.com/optoblog/topic/discrete-control), [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2016-01-06](https://blog.opto22.com/optoblog/topic/optonews-2016-01-06)
## [OptoNews: Updated PAC firmware R9.4c released](https://blog.opto22.com/optoblog/optonews-updated-pac-firmware-94c-released)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Dec 16, 2015, 4:55:06 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-updated-pac-firmware-94c-released)
We've just released [PAC firmware version R9.4c](http://www.opto22.com/site/downloads/dl_downloads.aspx?cid=4).
This updated firmware is for SNAP PAC controllers (S-series, R-series, and SoftPAC), SNAP PAC brains (Ethernet and serial), and G4EB2 and G4D32EB2 brains.
[Read More](https://blog.opto22.com/optoblog/optonews-updated-pac-firmware-94c-released)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-updated-pac-firmware-94c-released#comments-listing)
Topics: [Updates](https://blog.opto22.com/optoblog/topic/updates), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [Firmware](https://blog.opto22.com/optoblog/topic/firmware), [OptoNews 2015-12-16](https://blog.opto22.com/optoblog/topic/optonews-2015-12-16)
## [OptoNews Tip: More power, more I/O for legacy systems](https://blog.opto22.com/optoblog/optonews-tip-more-power-and-io-for-legacy-systems)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Dec 16, 2015, 4:53:08 PM
- [Tweet](https://twitter.com/share)
[](https://blog.opto22.com/optoblog/optonews-tip-more-power-and-io-for-legacy-systems)
## Move up without changing racks or field wiring
Have you seen some of our newer high-density, high-speed, or multifunction [I/O modules](http://www.opto22.com/site/pr_selector.aspx?cid=1&qs=1003) and wished you could use them in your legacy SNAP Ultimate or SNAP Ethernet I/O system?
Have you wanted to build an easy-to-use [*groov* mobile interface](http://groov.com/) for your legacy system?
Or wanted to log a lot more data locally?
If so, we have a tip for you: check out the [SNAP-PAC-R1-B programmable automation controller](http://www.opto22.com/site/pr_details.aspx?cid=1&item=SNAP-PAC-R1-B).
[Read More](https://blog.opto22.com/optoblog/optonews-tip-more-power-and-io-for-legacy-systems)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-more-power-and-io-for-legacy-systems#comments-listing)
Topics: [Updates](https://blog.opto22.com/optoblog/topic/updates), [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [New products](https://blog.opto22.com/optoblog/topic/new-products), [Migration](https://blog.opto22.com/optoblog/topic/migration), [I/O](https://blog.opto22.com/optoblog/topic/io), [OptoNews 2015-12-16](https://blog.opto22.com/optoblog/topic/optonews-2015-12-16)
## [OptoNews tip: PAC Control Communication Handles](https://blog.opto22.com/optoblog/optonews-tip-pac-control-communication-handles)
Posted by [Jean Femia](https://blog.opto22.com/optoblog/author/jean-femia) on Nov 18, 2015, 5:24:29 PM
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[](https://blog.opto22.com/optoblog/optonews-tip-pac-control-communication-handles)
Do you use [communication handles](http://www.opto22.com/community/showthread.php?t=673) in your PAC Control strategy?
Or are you thinking, "What's a communication handle?"
In either case, this tip is for you.
A communication handle is a powerful type of variable in PAC Control. You'll use it for three main reasons:
[Read More](https://blog.opto22.com/optoblog/optonews-tip-pac-control-communication-handles)
0 Comments [Click here to read/write comments](https://blog.opto22.com/optoblog/optonews-tip-pac-control-communication-handles#comments-listing)
Topics: [Tips](https://blog.opto22.com/optoblog/topic/tips), [optonews](https://blog.opto22.com/optoblog/topic/optonews), [PACs](https://blog.opto22.com/optoblog/topic/pacs), [PAC Project](https://blog.opto22.com/optoblog/topic/pac-project), [OptoNews 2015-11-18](https://blog.opto22.com/optoblog/topic/optonews-2015-11-18)
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- [IoT (148)](https://blog.opto22.com/optoblog/topic/iot)
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- [OptoPartner (76)](https://blog.opto22.com/optoblog/topic/optopartner)
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- [I/O (69)](https://blog.opto22.com/optoblog/topic/io)
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- [snap pac (29)](https://blog.opto22.com/optoblog/topic/snap-pac)
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- [podcast (17)](https://blog.opto22.com/optoblog/topic/podcast)
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- [OptoForum (11)](https://blog.opto22.com/optoblog/topic/optoforum)
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- [HiveMQ (4)](https://blog.opto22.com/optoblog/topic/hivemq)
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- [OptoNews 2015-03-04 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-03-04)
- [OptoNews 2015-03-18 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-03-18)
- [OptoNews 2015-04-01 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-04-01)
- [OptoNews 2015-04-15 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-04-15)
- [OptoNews 2015-04-29 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-04-29)
- [OptoNews 2015-05-21 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-05-21)
- [OptoNews 2015-06-03 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-06-03)
- [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)
- [OptoNews 2015-08-26 (4)](https://blog.opto22.com/optoblog/topic/optonews-2015-08-26)
- [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)
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- [SoftPAC (2)](https://blog.opto22.com/optoblog/topic/softpac)
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- [automatizacion (1)](https://blog.opto22.com/optoblog/topic/automatizacion)
- [blockchain (1)](https://blog.opto22.com/optoblog/topic/blockchain)
- [current transformers (1)](https://blog.opto22.com/optoblog/topic/current-transformers)
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- [sdk (1)](https://blog.opto22.com/optoblog/topic/sdk)
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