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Entries for the 'PLC' Category

Using a Script to "Multiplex" Boolean Tags in Siemens Portal

After spending some time working with multiplexed tags in Siemens Portal, I found that I was unable to set boolean values through a multiplexed tag. Instead of using a multiplexed tag, a simple script can help achieve the same function. The function ...


B&R Automation - Changing Automation Runtime Configurations

Within the Configuration view, ArConfig contains the Runtime Configuration. The Runtime configuration includes all sorts of useful information, including the unit's assigned IP address, host name, subnet mask, and much more. These functions serve...


WinCC Comfort/Advanced V13 SP1: Pop-Up Screens and Slide-In Screens

Earlier this year (January 2015), Siemens released their latest service pack for the TIA Portal V13. This included updates to Step7 V13 SP1 and WinCC Comfort/Advanced V13 SP1, along with several others. Along with the WinCC V13 SP1 pack came the addi...


MS SQL Stored Procedures Directly from Beckhoff TwinCAT PLC

Beckhoff TwinCAT 2 and 3 PLCs have the ability to execute SQL stored procedures to read or write data without the need for an HMI. This is achieved by setting up TwinCAT Database Server on the PLC to manage the database connections, and using functio...


Connecting to a Legacy AB PLC-5

Sometimes the scariest part of working with legacy hardware is connecting to it with your laptop. This blog will lead you through an easy way to connect one such legacy PLC built by Allen Bradley, the PLC-5 series. Look here if trying to connect...


Connecting to a B&R device in B&R Automation Studio

Connecting to a B&R device over Ethernet or over a network is extremely helpful for updating and troubleshooting programs. Without a connection, a CompactFlash would have to be re-created for any small change that was made. In addition, it would ...


Mapping Physical Keys in B&R Automation Studio

The ability to map physical buttons is a crucial element of fully utilizing B&R's Power Panel platform. Physical keys are a great way of making an HMI more user-friendly and robust. This article details the procedure to map physical keys i...


DMC Joins the Siemens MOM Expertise Alliance Center

Sam Weber and I recently participated in two meetings for the Siemens MOM Expertise Alliance Center (MEAC). Sam and I spent two days discussing the future of Manufacturing Execution Systems and Manufacturing Operations Management (MES and MOM) with t...


Motion Control Solutions with Technology Objects in Siemens TIA Portal

This article goes through setting up and using the Siemens S120 drive inside TIA Portal after configuration in STARTER. While several other Siemens drives can be started with Siemens Startdrive (G120, G120C, G120D, and G120P), performing a hardware c...


Commissioning Siemens G120 Drives with Startdrive in TIA Portal

The built-in drive commissioning features in TIA Portal make it very simple to commission a Siemens G120 drive with a Siemens S7 PLC without the need for any stand-alone software. Drives can be commissioned quickly and easily, and afterwards all driv...


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