Using The 1783-NATR To Bridge Networks

0
With small control teams managing already large and increasingly growing control systems, an opportunity that I have encountered is the need to remotely access programmable logic controllers for various reasons, including troubleshooting as well as performing administration tasks. Often, the...

Getting Started with Point IO

2
There are many options for field I/O on the market, between vendors and sometimes even many different I/O options within a single vendor as is the case with Allen Bradley. With the ControlLogix platform, you can use remote 1756 I/O...

Troubleshooting 101: Not always what you think, but how you think

2
Not many people spend their entire career in one place or the same position. As you move up and on to different positions and other seemingly brighter opportunities, as most do for much of their career growth, the ability to...

Regaining Control Of Your Control Systems: Begin With Housekeeping

2
Have you ever ventured into a server room or opened a control panel which contained mission critical equipment, and just looked right past legacy equipment that hasn’t been used in years? Like old parts propped up in a corner, and...

How To Connect IoT Devices To PLCs With No Programming Knowledge

0
Connecting PLCs to IoT devices like the Raspberry Pi in order to read and write data to a PLC generally requires the programming knowledge needed to develop communication drivers. But in today's article I'll show you how you can connect...

Using the Controller’s Time in Studio 5000

0
If the need arises to use specific time in your ladder logic program, this guide will give you a reference to go by. Possibly you have a cleaning device that only needs to operate once an hour or once a...

The Industrial Revolution and Control Systems

Moving on from "Ancient Times" (covered in my previous article here) we enter what is known as the "Common Era" (CE.) In the intervening years, humanity made slow progress for what most refer to as “The Dark Ages,” during which...

Changing Of The Normal Work Routine Due To COVID-19

A few weeks ago, many of us were in the same kind of routine. Whatever the schedule may be, basically we got up on Monday morning and headed to the office to do whatever it is that we do...

Capture and Average a Value with FFL, FFU, and AVE Instructions

In a previous article regarding ControlLogix processor faults, I mentioned one of the ways a processor can be faulted was by causing an array to go out of bounds when using an FFL and FFU instruction. These instructions are commonly...

Getting CIP Data from your Stratix Switch

Have you ever used or thought of using your HMI as a network monitoring tool? What if your HMI system was used for more than just an operational tool? What if it can also help you, as a control system...