Pepperl+Fuchs Blog

Remote I/O—Getting on Board the Bus to Better Communication

Posted by Patricia Stafford on Wed, Apr 08, 2015

What is remote I/O?

Remote I/O refers to a remote input/output system that transfers data from analog to digital form so that field devices can communicate with a network.

Types of remote I/O include LB and FB. Both LB and FB perform the same function. The difference between them is the type of hazardous environment and methods of protection each one is rated for. LB remote I/O is rated for mounting in Zone 2 and 22, Div. 2 with intrinsic safety protection methods Ex ia, Ex ib, and Ex ic. FB remote I/O is rated for mounting in Zone 1 and 21 with intrinsic safety protection methods Ex ia and Ex ib.

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Topics: Remote I/O

Ask an Expert! Fieldbus - Episode 1

Posted by Aaron Severa on Fri, Feb 21, 2014

Your fieldbus technology questions answered...

What’s important to you and your operation? Is it a reduction in costs, easy maintenance, or simply just working within the confines of your aging infrastructure? If you answered yes to any of these questions, fieldbus technology might be something you should consider.

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Topics: Ask an Expert, Fieldbus, Remote I/O

How to Connect to a Remote I/O System

Posted by Aaron Severa on Thu, Nov 14, 2013

At a plant or job site, Remote I/O installation processes happen in many phases. At times, certain equipment and bus communication lines may not be available from the early stages that would allow a user to configure and set up some of the controllers or Remote I/O modules.

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Topics: Troubleshooting, Software, Remote I/O

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