Latest I/O Devices and Sensors Technical Articles

Some safety applications aren’t a simple on/off at all times; they need objects to pass through a light curtain without…

Some safety applications aren’t a simple on/off at all times; they need objects to pass through a light curtain without stopping the machine. For these, we turn to muting and blanking features.

Learn about safety light curtains: which one will fit your application, how to choose the proper size, and how to…

Learn about safety light curtains: which one will fit your application, how to choose the proper size, and how to properly process the output signals.

Why do "forever" LEDs fail? A technical guide on L70 standards, multi-voltage IC drivers, and a comparison of…

Why do "forever" LEDs fail? A technical guide on L70 standards, multi-voltage IC drivers, and a comparison of industry-leading LED manufacturers.

Showcase, manufacturing, repair, and research: Join Control.com for a recap of our team’s recent visit to the US HQ of…

Showcase, manufacturing, repair, and research: Join Control.com for a recap of our team’s recent visit to the US HQ of Mitsubishi Electric Automation, and see where the magic happens.

Learn the difference between common and individually isolated PLC I/O modules; how do we know when isolation might be…

Learn the difference between common and individually isolated PLC I/O modules; how do we know when isolation might be helpful or required for outputs, inputs, and analog signals?

Learn about electrical signalling systems for process control. What advantages may be provided by choosing analog systems…

Learn about electrical signalling systems for process control. What advantages may be provided by choosing analog systems vs. advanced modern fieldbus protocols?

This guide shows you how to create a simple Inovance HMI project and connect it to a Mitsubishi PLC using serial and…

This guide shows you how to create a simple Inovance HMI project and connect it to a Mitsubishi PLC using serial and Ethernet methods, including practical setup steps and common mistakes to avoid.

A practical, experience-driven guide to designing and wiring electrical cabinets for machine-tending robotic cells.

A practical, experience-driven guide to designing and wiring electrical cabinets for machine-tending robotic cells.

Is it best to ‘controller scope’ or ‘program scope’ your tags? This is the question asked by many new PLC…

Is it best to ‘controller scope’ or ‘program scope’ your tags? This is the question asked by many new PLC programmers, and it often comes down to personal preference.

The stack light has a simple but powerful purpose: to report the status of the equipment. Follow along as we take a deep…

The stack light has a simple but powerful purpose: to report the status of the equipment. Follow along as we take a deep dive into the venerable illuminated signal tower.

Networked remote I/O allows machine centers to operate while physically separated from the rest of the system, and often,…

Networked remote I/O allows machine centers to operate while physically separated from the rest of the system, and often, the solution can drop right into place.

When dealing with two or more I/O systems, the subject of power supply commons will arise. Sometimes the solution is…

When dealing with two or more I/O systems, the subject of power supply commons will arise. Sometimes the solution is simple, but it can require creativity to find the best (and safest) solution.

Learn about force control in robots and what sets it apart from typical point-to-point programming. This feedback method…

Learn about force control in robots and what sets it apart from typical point-to-point programming. This feedback method can overcome many small irregularities in manufacturing processes.

IO-Link has established itself as a reliable field network that’s constantly evolving with new generations of devices.…

IO-Link has established itself as a reliable field network that’s constantly evolving with new generations of devices. Learn how to configure logic directly on the IO-Link master.

Discover how digital and analog industrial joysticks can provide crucial precision in sectors like manufacturing and…

Discover how digital and analog industrial joysticks can provide crucial precision in sectors like manufacturing and industrial automation, used mainly for motion control applications.

A common field-level protocol for automation is ASi or AS-interface–a method used to convey actuator and sensor data…

A common field-level protocol for automation is ASi or AS-interface–a method used to convey actuator and sensor data and commands between I/O devices and the PLC control system level.

IO-Link devices can be inputs or outputs, and often a mix of both. In this article, learn how to interpret datasheets…

IO-Link devices can be inputs or outputs, and often a mix of both. In this article, learn how to interpret datasheets that list the indexes and purpose of the bytes to read and write process data.

Industrial sensor applications face challenges of digital or analog, NPN or PNP, normally closed and normally open, but…

Industrial sensor applications face challenges of digital or analog, NPN or PNP, normally closed and normally open, but for optical sensors, the terms “light-on” and “dark-on” must also be understood.

A shunt resistor connects in series with a load to measure the high current in the DC circuit. Using Ohm's law, the…

A shunt resistor connects in series with a load to measure the high current in the DC circuit. Using Ohm's law, the current value can be calculated by measuring the voltage across the shunt.