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Entries for the 'HMI and SCADA' Category

Configuring a WinCC Professional Trend to Update Start and End Times based on DateTime Tags

I was recently working on a project with a tricky trending feature: display a trend over the course of a batch while the batch is running. No matter how long the batch had been running, we wanted to show the process value for the length of the trend....


Setting Up a New Allen-Bradley PLC and HMI: Tips and Tricks

In this blog, I’ll walk you through the basic commissioning steps to get a brand-new Allen-Bradley PLC and HMI up and running. All the information covered here is also available in Rockwell’s help documentation, but I tried to distill out...


Using Digital Inputs and Command Data Set 1 to Control a Siemens G120 CU240

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...


Redundancy in WinCC + Process Historian Connection

Certain control systems require operation 24/7, 365. That is: these systems should always be in action! In such applications, a fault in the controller or computer could prove disastrous. Therefore, redundant systems are introduced to handle automati...


Tips for Importing Allen-Bradley Tags into an InTouch HMI

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...


WinCC Comfort/Advanced HMI Heartbeat

WinCC Advanced provides a way to monitor the heartbeat of the HMI through an area pointer called coordination word. PLC can monitor this life bit and find out when the HMI gets disconnected. This blog shows you how to monitor the HMI life bit on a...


DMC Is Ignition 7.9 CORE Certified

DMC is excited to announce that we are now Ignition 7.9 CORE certified. Project Engineer Elizabeth Hill passed the Ignition Core Certification exam designed to test understanding and knowledge of Ignition. The test covers Ignition architect...


Siemens HMI Toolbox: HTML Browser

Each post in the Siemens HMI Toolbox series highlights a native HMI object in the Siemens WinCC Comfort, Advanced, or Professional environments. It is our goal to help users become more familiar with HMI development by sharing some of our best practi...


Siemens HMI Toolbox: PDF View

Each post in the Siemens HMI Toolbox series highlights a native HMI object in the Siemens WinCC Comfort, Advanced, or Professional environments. It is our goal to help users become more familiar with HMI development by sharing some of our best practi...


8 Readability Tips to Try on Your Next HMI Project

Why do we code PLCs, design HMIs, create complex SCADA networks? The short answer is - so that somebody can use them to get a job done. For an HMI to be useable, it must be readable. Readability isn't just a matter of word choice. Technical choic...


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