--- title: Trade Fundamentals description: Functional Devices | Trade Fundamentals Blogs --- # Trade Fundamentals ### Sort by: - [Relays (13)](https://blog.functionaldevices.com/trade-fundamentals/tag/relays) - [Tech Tips & Tricks (8)](https://blog.functionaldevices.com/trade-fundamentals/tag/tech-tips-tricks) - [Transformers (5)](https://blog.functionaldevices.com/trade-fundamentals/tag/transformers) - [Building Automation Systems (BAS) (4)](https://blog.functionaldevices.com/trade-fundamentals/tag/building-automation-systems-bas) - [Power Supplies (4)](https://blog.functionaldevices.com/trade-fundamentals/tag/power-supplies) - [Current Sensors (3)](https://blog.functionaldevices.com/trade-fundamentals/tag/current-sensors) - [Product Specs (2)](https://blog.functionaldevices.com/trade-fundamentals/tag/product-specs) - [Company Insights (1)](https://blog.functionaldevices.com/trade-fundamentals/tag/company-insights) - [Tech Blog (1)](https://blog.functionaldevices.com/trade-fundamentals/tag/tech-blog) - [Wireless (1)](https://blog.functionaldevices.com/trade-fundamentals/tag/wireless) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. ## [ How to Extend Automation Component Lifespan ](https://blog.functionaldevices.com/trade-fundamentals/how-to-extend-automation-component-lifespan) [ Building Automation Systems (BAS) ](https://blog.functionaldevices.com/trade-fundamentals/tag/building-automation-systems-bas) [![Automation component blueprints ](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_How-to-Extend-Automation-Component-Lifespan_Featured.jpg?width=450&height=253&name=Functional-Devices_How-to-Extend-Automation-Component-Lifespan_Featured.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/how-to-extend-automation-component-lifespan) ## [ What is UL Listed ? Why it Matters in Building Automation ](https://blog.functionaldevices.com/trade-fundamentals/what-does-ul-listed-mean) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_What-Does-UL-Mean_Featured%20(1).jpg?width=450&height=253&name=Functional-Devices_What-Does-UL-Mean_Featured%20(1).jpg) ](https://blog.functionaldevices.com/trade-fundamentals/what-does-ul-listed-mean) ## [ Step-by-Step Guide to Wiring a RIB® Relay Safely and Efficiently ](https://blog.functionaldevices.com/trade-fundamentals/step-by-step-guide-to-wiring-a-rib-relay-safely-and-efficiently) [ Relays ](https://blog.functionaldevices.com/trade-fundamentals/tag/relays) [ Tech Blog ](https://blog.functionaldevices.com/trade-fundamentals/tag/tech-blog) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_Step-by-Step-Guide-to-Wiring-a-RIB%C2%AE-Relay-Safely-and-Efficiently_Featured.jpg?width=450&height=253&name=Functional-Devices_Step-by-Step-Guide-to-Wiring-a-RIB%C2%AE-Relay-Safely-and-Efficiently_Featured.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/step-by-step-guide-to-wiring-a-rib-relay-safely-and-efficiently) ## [ The Four Layers of IoT Architecture for Building Automation ](https://blog.functionaldevices.com/trade-fundamentals/the-four-layers-of-iot-architecture-for-building-automation) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices-Four-Layers_Feature.jpg?width=450&height=253&name=Functional-Devices-Four-Layers_Feature.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/the-four-layers-of-iot-architecture-for-building-automation) ## [ RIB® Relays Installation Tips & Safe Set Up Best Practices ](https://blog.functionaldevices.com/trade-fundamentals/functional-devices-installation-tips-safe-set-up-best-practices) [ Company Insights ](https://blog.functionaldevices.com/trade-fundamentals/tag/company-insights) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_Tips-Installing-Components-Safely_Feature.jpg?width=450&height=253&name=Functional-Devices_Tips-Installing-Components-Safely_Feature.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/functional-devices-installation-tips-safe-set-up-best-practices) ## [ A Guide to RIB® Relay Selection for HVAC Systems ](https://blog.functionaldevices.com/trade-fundamentals/a-guide-to-rib-relay-selection-for-hvac-systems) [ Relays ](https://blog.functionaldevices.com/trade-fundamentals/tag/relays) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_RIB-for-HVAC-Featured.jpg?width=450&height=253&name=Functional-Devices_RIB-for-HVAC-Featured.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/a-guide-to-rib-relay-selection-for-hvac-systems) ## [ Power Failure Protection: Building Automation Controls Guide ](https://blog.functionaldevices.com/trade-fundamentals/resilient-building-control-systems-for-reliable-automation) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Functional-Devices_Resilient-Control-Design_Feature.jpg?width=450&height=253&name=Functional-Devices_Resilient-Control-Design_Feature.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/resilient-building-control-systems-for-reliable-automation) ## [ What Does the Red LED On RIB® Relay Devices Mean? ](https://blog.functionaldevices.com/trade-fundamentals/whats-with-the-red-led) [ Relays ](https://blog.functionaldevices.com/trade-fundamentals/tag/relays) [ Tech Tips & Tricks ](https://blog.functionaldevices.com/trade-fundamentals/tag/tech-tips-tricks) [![](https://blog.functionaldevices.com/hs-fs/hubfs/Imported_Blog_Media/Whats_With_Red_LED-4.jpg?width=450&height=253&name=Whats_With_Red_LED-4.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/whats-with-the-red-led) ## [ Adding an Override Switch to an Existing Relay Installation ](https://blog.functionaldevices.com/trade-fundamentals/using-an-sib02s-as-an-override-switch) [ Relays ](https://blog.functionaldevices.com/trade-fundamentals/tag/relays) [ Tech Tips & Tricks ](https://blog.functionaldevices.com/trade-fundamentals/tag/tech-tips-tricks) [![Adding Override Switch](https://blog.functionaldevices.com/hs-fs/hubfs/Imported_Blog_Media/SIB02S-RIB01BDC-Override-4.jpg?width=450&height=253&name=SIB02S-RIB01BDC-Override-4.jpg) ](https://blog.functionaldevices.com/trade-fundamentals/using-an-sib02s-as-an-override-switch) This is a search field with an auto-suggest feature attached. - There are no suggestions because the search field is empty. --- ### Want the latest updates? 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