Valve Manifolds on Ethernet for Cheap!

Valve manifolds, or islands or banks, are used by many automation engineers in their machine design. They are a great way to easily implement a large number of pneumatic motion applications while keeping the air infrastructure minimal.  Recent demand in the market has driven manifold manufacturers to reluctantly embed network interfaces and remote I/O into their products.   Customers tell me while manufacturer’s expertise may lie with the pneumatic side of the product; there is usually less knowledge with-in their organizations to work on the Ethernet side of the product.

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Industrial Network Basics: Simplifying I/O Terminology

There are many terms used for I/O technology in industrial automation: Remote I/O, Distributed I/O,  Modular I/O, Expandable I/O, Block I/O, Conventional I/O and the list can go on.  What do they all mean?  Can they be used interchangeably?  What is the difference?

Lets be honest… this is a muddled topic and many people use different things interchangeably.  I’ve done a bit of research and reading of automation magazines, forums and websites and have tried to piece it together.

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