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Modern Edge Devices Bridge the Gap
Videos - Published:
Looking to digitally transform your operations, but your existing machines don't support newer protocols like MQTT or OPC UA? Don't worry, you're not alone. Legacy industrial controls...more
Southwest California Manufacturing Council Featured Business
Videos - Published:
Learn more about Opto 22's history and why it moved its headquarters to Temecula, California. Get an up close look at the factory, and why we're proud members of the Southwest California Manufacturing Council (SCMC).    
Case Study: Reimagining Road Safety Throughout the Philippines
Documents - 2431 - Published:
View in HTML With the rapid growth of vehicles on the road, local authorities in the Philippines faced an increasingly demanding responsibility to keep the roads safe. To address this challenge, they...more
Case Study: Boosting Productivity with Scalable Monitoring at Costa Farms
Documents - 2430 - Published:
View in HTML Headquartered in Miami, Florida, Costa Farms is a 60-year-old, family-owned company with a deep passion for plants. They grow over 1,500 varieties on 5,200 acres across the southeastern U...more
groov EPIC Premium Factory Training
Videos - Published:
What can you expect at groov EPIC Premium Factory Training? This video gives a sneak peek at what's included when you register for in-person, instructor-led classroom training at Opto 22 headquarters in Temecula, California. Reserve your seat today.
Open connection is closed after Accept Incoming Communication command
Knowledge Base - KB90591 - Published:
If you pass a COM handle to the Accept Incoming Communication command and the COM handle already has an open connection, it should return a -47 (Already Open) error. However, with this issue, the COM...more
Controller unresponsive after attempting to communicate with unreachable Ethernet device
Knowledge Base - KB90305 - Published:
If your PAC Control strategy contains commands to open communication to an Ethernet device, and that Ethernet device is unreachable, then your controller may become unresponsive. This is more likely to...more
“Wrong Object Type” errors after initial synchronization of the backup redundant controller in SNAP-PAC-ROK system
Knowledge Base - KB89935 - Published:
After a SNAP-PAC S-series backup controller is initially synchronized with the active controller in a redundant system with the SNAP PAC Redundancy Option Kit (part number SNAP-PAC-ROK [obsolete]), you...more
“Send Communication Handle Command” returns incorrect or generic error codes when an FTP command fails in SoftPAC
Knowledge Base - KB90164 - Published:
If you have successfully opened an FTP session with a remote FTP server using a communication handle in your PAC Control strategy, you may receive incorrect or generic error codes from “Send...more
Discover Opto 22
Videos - Published:
In 1974, engineer Bob Engman started Opto 22 with just 22 products: optically isolated solid-state relays (SSRs) manufactured for better reliability using a new potting process he helped invent. Today,...more

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