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Entries for the 'PLC' Category

Iconics, VBA, VBScript, and Writing to OPC Tags

Background DMC has often had to download a high number of values from a SQL server to an OPC server. In the past, this had usually been done with VBA code that was called from an Iconics HMI screen. The code looped through about 600 tags in less t...


High-speed Position Latching using Yaskawa's MotionWorks IEC

I was recently working on a multi-axis Yaskawa-based motion control project and ran into an issue using an in-software position latch. In this case, we were running a servo at fairly high speed and trying to record the encoder position when a sensor ...


Siemens S7-1200 Analog IO

If you find yourself working with Analog IO on the Siemens S7-1200 for the first time, you may wonder how and where to start.  Here are some basic tips for working with Analog IO on this PLC platform.  For the purposes of this blog, I will ...


Siemens PLCS, Networking, and More--DMC at the SITEC 2011 Conference

I recently had the opportunity to attend my first Siemens technical conference. The conference, called SITEC, took place May 16-20 in Atlanta, GA, and Kristie Shea and I represented DMC. SITEC is Siemens’ technical conference where solution par...


DMC to Present at the 2011 Siemens Automation Summit

DMC is excited to attend and present at the Siemens Automation Summit 2011 held from June 27-30 at Disney’s Yacht and Beach Club Resorts in Orlando, FL. The Summit is an annual conference that focuses on the end-users of Siemens automation prod...


Application Programming with Yaskawa’s A1000 Inverter Drives

I recently had the opportunity to spend a few days at Yaskawa America’s North American headquarters to sit in on an A1000 Application Programming class. As a Yaskawa Solution and Service Provider PLUS, many DMC engineers have extensive app...


Using Siemens S7-300 PLCs to Report System Errors

The Siemens S7-300 line of PLCs has about a million great features integrated into the programming environment. After I recently inherited a PLC project where some (many) of these were not implemented, I thought it might be a good idea to do a recap ...


DMC Attains Most Siemens Certified Engineers in the USA

DMC just attained a rather significant milestone - we now have eight people who have met all of the requirements for the Global Technical Certification in the SIMATIC Technology areas of S7 PLCs, SIMATIC HMIs, and SIMATIC Networking. This is si...


DMC Hosts Webinar Comparing Competing Controller Platforms

Last month DMC’s Nick Shea presented a webinar in conjunction with Siemens Industry, Inc.  The topic, An Unbiased Comparison of the Siemens SIMATIC S7-1200 and AB (Allen-Bradley) MicroLogix, drew an audience of over 400 registrants. Nic...


DMC Presents at the 2010 Siemens Automation Summit

What was the best part of my trip to Charlotte, NC last week? - Watching the Blackhawks Stanley Cup game 6 on a massive screen in the NASCAR hall of fame after the Siemens award ceremony. Very surreal... and totally awesome! Yes, Siemens really kn...


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