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Opto 22

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Opto 22 from Allied Electronics

Opto 22 develops and manufactures hardware and software for industrial automation and control, remote monitoring, and data acquisition. Opto 22 products make automation simpler, helping you complete your projects faster and under budget. Opto 22 products meet the needs of automation end-users, OEMs, and information technology and operations personnel, and have an established reputation worldwide for ease-of-use, innovation, quality, and reliability. The company was founded in 1974, and all products are manufactured at our headquarters in Temecula, California, USA.

Featured Products
SNAP PAC System   IO4AB   Solid State Relays   groov

Opto 22's SNAP PAC System is an integrated system of hardware and software for industrial control, remote monitoring, and data acquisition applications.


Expand your Allen-Bradly® RSLogix™ system with intelligent, remote SNAP I/O.


Opto 22 offers a complete line of solid state relays, from the rugged 120/240-volt AC Power Series to the small footprint MP Series, designed for mounting on PCBs.


groove is Opto 22's simple way to build and view a mobile operator interface to monitor and control devices, systems, and equipment from your smartphone or tablet.

PC-Based I/O   Software   Opto EMU Systems   SNAP I/O for HART Devices

Manage anything, anywhere, from your PC with guaranteed-for-life Opto 22 industrial I/O and distributed intelligence. Click below to view a PDF listing compatible devices.


PAC Control Professional, a full-featured, flowchart-based tool for developing control programs to run on SNAP PAC controllers.


Opto 22 Energy Monitoring System OptoEMU Energy Monitorig System tracks your energy usage to reduce costs.


Now you can integrate HART® (Highway Addressable Remote Transducer) smart devices such as field-mounted process transmitters and analyzers with your SNAP PAC System.

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Opto 22 New Product
New Product OPTO 22 Delivers a Real-World Industrial Solution to Millions of Raspberry Pi Users

Using the new OPTO 22 carrier board, millions of Raspberry Pi developers across the world can build solutions for real-world industrial automation, remote monitoring, and discrete control applications using their Raspberry Pi and world-class, industrially hardened, guaranteed-for-life I/O modules from a company with over 40 years of industrial automation and manufacturing expertise.

With Opto 22's Digital I/O System for Raspberry Pi®, you can harness the power of world-class, industrial digital input/output (I/O) modules for monitoring and control through your Raspberry Pi. Your Pi can switch real-world electrical loads like industrial motors and pumps, and sense status through industrial-grade sensors.

Allied Electronics Digital I/0 for Raspberry Pi Selection Guide

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