Entries for the 'PLC' Category

Jirka Hladis

01/25/2019

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Don’t you hate it when your coworker inadvertently wires up a 24V PLC to wall power and lets out the magic smoke? Just such a mishap happened in our lab a while back and the broken PLC was sitting around in the junk bin for a while. Figuri...

Ryan Lake

01/18/2019

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I was recently on site with a client to commission a Siemens G120 VFD. This particular VFD was being used to drive a blower motor and inflate an airbag. The client required hard-wired manual control of the motor, in addition to controlling it from th...

Jimmy Condon

01/17/2019

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DMC has found that more of our customers need their PLCs in remote locations to be able to not only report data to a central server but also be capable of accepting commands from the central server. If this sounds a lot like the Internet of T...

Andrew Neill

01/16/2019

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Similar parts in production can be processed with small changes by a machine using part data to define variables for each part or set of parts. For example, a machine may need to produce 30 widgets at 90º angle, 20 mm length then ...

Will Todd

01/15/2019

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Working at a client site alongside Andrew Neill, we came across an unusual integration scenario. The machine we were providing commissioning support for was equipped with a Siemens 1518 safety controller and had numerous Siemens and Beckhoff com...

Kevin Best

01/12/2019

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Manually adding alarms in FactoryTalk View can be tedious. When you have a system with lots and lots of devices, as DMC often does, this can become nearly impossible. That’s why during one of our annual FedEx days, DMC engineers built a custom ...

Joe Kraemer

01/08/2019

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Creating tags in a Wonderware InTouch HMI project that connect to your Allen-Bradley PLC is quick and easy for small projects. However, on projects with hundreds or thousands of tags, it can become time consuming! To speed up this proces...

Jeff McCormick

12/10/2018

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Version 3.0 has just been released for the Siemens Open Library. This is by far the largest update since the initial release of the library and includes changes for TIA Portal V14 SP1. COMING SOON: A TIA Portal V15 version of the Siemens Open Libr...

John Williams

11/27/2018

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The ability to access a SQL database in real time from WinCC runtime can be beneficial for manufacturing processes. It can be used to determine what should be run on a line, log parameters of a process, or provide tracking of products in real time. T...

Jacob Bruce

11/07/2018

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Last February, DMC visited Beckhoff’s U.S. headquarters in Savage, MN for a training course on their new TwinCAT HMI platform. We were very impressed by the platform and have since had some successful implementation on projects. Here ar...