Allied Electronics & Automation
Body Surface Temperature Sensors
May 26, 2020
Sensor Connections: PNP versus NPN and Sourcing versus Sinking
May 31, 2019
Since so many typical industrial automation sensors operate at 24 Vdc, it is important to understand two of the main variations of these solid-state...
Sensor IO-Link Basics
May 6, 2019
Traditional sensors and actuators use basic hardwired connections, but IO-Link offers a way to extend functionality and take advantage of smart sensors without complicated...
What is a Proximity Sensor?
January 25, 2019
Proximity sensors are used for contactless detection of presence or absence, as well as the position, direction, velocity, and physical properties of objects. The...
About Ultrasonic Proximity Sensors
January 22, 2019
Applications Ultrasonic proximity sensors measure the distance of an object by measuring the time between emission and reception of a pulse of sound. Because ultrasonic sensors...
About Inductive Proximity Sensors
January 21, 2019
Applications In general, inductive proximity sensors are used any time you want to detect the presence of a metal in a particular location. The most common application...
About Photoelectric Proximity Sensors
January 18, 2019
Applications Photoelectric sensors use a light beam to detect presence, position, markings or color of an object. Photoelectric sensors can detect physical properties of objects, including...
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