Latest Protocols Technical Articles

Automated control systems incorporate virtualization technology to reduce physical hardware, automatically minimizing the…

Automated control systems incorporate virtualization technology to reduce physical hardware, automatically minimizing the cost of IT/OT equipment, installations, and maintenance efforts.

Rockwell Automation’s Allen-Bradley control hardware catalog has long included many series that start with 17xx, but…

Rockwell Automation’s Allen-Bradley control hardware catalog has long included many series that start with 17xx, but what are these lineups, and what function do they serve?

When IT and OT converge on the shop floor, it’s important to understand how and when to let a computer control the…

When IT and OT converge on the shop floor, it’s important to understand how and when to let a computer control the assignment of network addresses, or when you would rather keep it under control.

As we approach the conclusion of this IIoT project, we’ll explore the integration of the Mosquitto MQTT broker,…

As we approach the conclusion of this IIoT project, we’ll explore the integration of the Mosquitto MQTT broker, Node-RED, and InfluxDB, leaving only the data dashboard setup for the final step.

This article will explore the setup of Node-RED, the glue that will serve to connect all of the individual components of…

This article will explore the setup of Node-RED, the glue that will serve to connect all of the individual components of the solution that we have created up to this point.

Now that our IIoT project has verified the transmission of an MQTT data payload packet, this next article will explore…

Now that our IIoT project has verified the transmission of an MQTT data payload packet, this next article will explore the setup of an InfluxDB database to store the incoming sensor data.

Continuing the real-world IIoT project, learn how to begin integrating the Raspberry Pi with the Mosquitto Broker and…

Continuing the real-world IIoT project, learn how to begin integrating the Raspberry Pi with the Mosquitto Broker and understand Docker networks and port binding.

Every so often, a new data format comes along, and we first consider that it might simply be a mistake in typing. Pulse…

Every so often, a new data format comes along, and we first consider that it might simply be a mistake in typing. Pulse Frequency Modulation (PFM) is not brand new, but still unknown to many engineers.

Learn to develop an actual IoT solution end to end, from the initial data collection to web-based visualization and…

Learn to develop an actual IoT solution end to end, from the initial data collection to web-based visualization and analytics. This first article in the series will explore the setup of the edge device.

This article includes a list of some common definitions for industrial networking concepts, described in simplified terms…

This article includes a list of some common definitions for industrial networking concepts, described in simplified terms to provide a baseline understanding of the concepts.

Many signal sources and process transmitters do not include isolation, which can cause problems when the instruments are…

Many signal sources and process transmitters do not include isolation, which can cause problems when the instruments are at different locations. A loop powered isolator is often the solution.

Some controllers and network devices have one port, while others have two. Why is there a difference, and what advantages…

Some controllers and network devices have one port, while others have two. Why is there a difference, and what advantages does having two network ports actually provide?

Programmable Logic Controllers (PLCs) are designed as an endlessly-looping program, examining all lines of code as…

Programmable Logic Controllers (PLCs) are designed as an endlessly-looping program, examining all lines of code as rapidly as possible. Following are a few critical tips for when programmers only need to run a series of single operations at startup.

Control.com’s Director of Engineering got to explore IO-Link sensors and what he found might surprise you! Although…

Control.com’s Director of Engineering got to explore IO-Link sensors and what he found might surprise you! Although still considered an “emerging” technology, it’s clear IO-Link technology boasts several bonafide benefits over traditional sensors.

Many articles address the wiring and implementation of analog control signals, but where are they used, and what might…

Many articles address the wiring and implementation of analog control signals, but where are they used, and what might make them a better (or perhaps worse) decision than digital input/output devices?

Wireless technology is typically slower to adoption for industrial automation, but what wireless advancements are shaping…

Wireless technology is typically slower to adoption for industrial automation, but what wireless advancements are shaping the current and future landscape of the automated factory floor?

Virtual networks can connect or isolate various local control networks through configuration of a managed switch. Why…

Virtual networks can connect or isolate various local control networks through configuration of a managed switch. Why would we use VLANs, and how can you segment a network switch to create a VLAN?

An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA)…

An introduction to the various tag types used within one of the leading supervisory control and data acquisition (SCADA) software powering IIoT, HMI, and I4.0 applications: Ignition by Inductive Automation.

Errors in communications often manifest as a result of electrical noise interrupting the data during the transmission…

Errors in communications often manifest as a result of electrical noise interrupting the data during the transmission process, leading to various methods for determining whether received data has been damaged.