Automation and Safety
Search the Industrial Controls category to find controls like human machine interfaces (HMI), panel meters, and PLCs. Also find cabinet components such as enclosures, switches, and more. Safety is key to automated process and Digi-Key carries light curtains, e-stop switches, and more.
Discover Industrial Automation products with the Full Line of Industrial Products.
PLC is a programmable computer used for automation of typically industrial processes.
The HMI panel is the machine controller’s operating panel. The panel comprises of an LCD screen that displays text, graphics and process data.
Sensors and Switches
The key to an automated system is finding the right sensors. Search over 100,000 sensors and sensors accessories on our site to find what you need. Digi-Key has sensors ranging from proximity sensors to photoelectric optical sensors to the junction blocks that connect them.
Find the sensor you’re looking for in our broad line of Sensor Products
Proximity and Capacitive Sensors are models using high-frequency oscillation to detect the presence or absence of ferrous metal objects.
A photoelectric sensor is used to discover the distance, absence, or presence of an object by using a light transmitted from the sensor.