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ECM Current Sensors
Our Low Threshold Current Switch is designed to sense the increasingly low current consumption of ECM units. This ensures that an accurate status feedback of the ECM unit is transmitted back to the controller. Details Datasheet Current Sensors Request a Sample of RIBXGTA-ECM
DIN Rail RIB® Control Relays
New, Prepackaged DIN Rail RIB® Control Relays for your next Control Panel Project The intelligent design of our UL916 Listed DIN RIB® Relays eliminates the need for a pluggable socket, allowing for the unit to be completely enclosed. They provide a 10 Amp contact rating, LED Indicator, and the 10-30…
DIN Rail RIB® Control Relays
New, Prepackaged DIN Rail RIB® Control Relays for your next Control Panel Project The intelligent design of Functional Devices’ UL916 Listed DIN RIB® Relays eliminates the need for a pluggable socket, allowing for the unit to be completely enclosed. They provide a 10 Amp contact rating, LED Indicator, and the…
Wireless RIB Installation Tips & Tricks
When it comes to the Wireless RIB relays we offer, the installation can get tedious. Thinking on the old adage, “a picture is worth a thousand words,” I wondered how many words a video is worth. All that to say, here are a couple of videos and some explanations to…
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Every UL924 Relay Other Than ESRN
It’s midnight on a cold and quiet night. The wife and kids are out of town while you’re at home reviewing wiring diagrams. You hear the distinct sound of your fridge door closing. You carefully walk downstairs. No one is there. You go back to reviewing the relays that have…
Mark Fernandes Promotion Announcement
Product Change Notice: RIBME240(1/2)B
Affected Models: RIBME2401B, RIBME2402B Effective date: November 17, 2022 Any RIBME2401B or RIBME2402B ordered on or after the effective date may be original or updated model. Description of Changes: The board size has been reduced from 2.05″ to 1.75″. This has slightly shifted the LED and terminal locations. The device…
4 Essential Things to Know About Transformers
Here at Functional Devices, we get a surprising number of emails and calls asking about our transformers and PSH power supplies. Over time, we’ve realized there seem to be a few common misconceptions about transformers and the nature of how they operate. We’ve addressed several of these in past Tech…
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UL924 Relays with Fire Alarm Input
Functional Devices, Inc. manufactures a wide range of UL924 Listed products. These devices provide a means for compliance to code requirements for emergency egress lighting. They can be used to bypass (shunt) a switch or override switching and dimming controls. Another feature often overlooked on several of our ESR products…
Functional Devices, Inc. Inducted into 2022 Manufacturers Hall of Fame
3 Questions to Ask When Choosing a Transformer
A quick look at our transformer product offerings can be overwhelming. We have a lot of options! After taking many technical calls and emails, I can provide a quick way to conclude what transformer to choose. With our redesigned website, you can easily narrow down the quantity of options to…
Thank You For Requesting Your DIN RIB® Sample
We will process your request as soon as possible, and may reach out to you directly. In the meantime, you can browse the full product line and more on alpscontrols.com.
Fan Safety Alarm Circuits
You’ve got an Air Handling Unit (AHU) in need of a fan-safety-shutdown. You need to isolate field devices from your building automation controller. Your middle name is Alan. If any of these things are true, you’ve come to the right blog post. If all three of these things are true,…
Controlling an Air Curtain
Have you ever walked through an automatic sliding door and got blasted by air as you crossed the threshold? If so, you have walked through an air curtain. An air curtain is a large fan mounted above an opening. It blows a stream of air down to separate two environmental…
Thank You For Requesting Your DIN RIB® Sample
We will process your request as soon as possible, and may reach out to you directly. In the meantime, please follow us on social media: Facebook Twitter LinkedIn YouTube
3 Quick Ways to Incorporate Energy Efficiency
One is wise to be a good steward of the resources and materials available at their disposal. If someone told me I could shave 10% off my home utility bills, I would quickly ask, “what do you propose I do?” While I cannot make a claim to a certain amount…
Wiring a Thermostat with a Power Pack
On this week’s Tech Tuesday, we’ll go over the simple wiring of using a power pack with a thermostat. While wiring up a thermostat isn’t exactly difficult, using a power pack in place of a transformer can definitely make it easier. That’s not even counting the potential time and money…
RIBRXLCF-NS
Current Switch and Relay Combination, 10 Amp SPST-N/O, 10-30 Vac/dc Coil, Fixed, 0.25-10 Amp, No Socket Non-Pluggable Relay
RIBs and Thermostats
Thermostats are cool. Well, thermostats cool…and heat. Do they do other things? The standard thermostat somehow has more colors of wire than your average rainbow so certainly there are a few features left to uncover. Let’s decode those colors and figure out how to turn on a 120V fan with…
EMPS110125TSDTC
Mini Inverter 110/125 Watts, 120/277 Vac Input/Output, Sinusoidal Waveform, Battery Type Lead-Calc, 24 Vdc, T-Grid Mount, Self Test/Self Diag, Title 20 Comp
EMPS55125TSDTC
Mini Inverter 55/125 Watts, 120/277 Vac Input/Output, Sinusoidal Waveform, Battery Type Lead-Calc, 24 Vdc, T-Grid Mount, Self Test/Self Diag, Title 20 Comp