Posts Tagged ‘functional devices’

HVAC Relay Basics: SPST, SPDT ETC.

October 5, 2011  |  Commercial HVAC, Technical Tips  |  No Comments

For our newer viewers we are posting another video from our friend DR Z on hvac relay basics. These principals apply to all relays including the RIB relays from functional devices. So Read More

Money Saving Device for Walk-In Coolers

Functional Devices has developed a plug and play Evaporator Fan Controller the Functional Devices EFC 4045T for walk-in coolers and freezers that can significantly reduce energy costs –  with a potential 2-year payback! They are great for convenience stores, restaurants, schools, hospitals, hotels, etc – anywhere that has walk-in refrigerators and/or freezers. Check out this video to see the EFC 4045T Read More

How to make Lighting retrofits Easy

Functional Devices has created an easy to install, low cost product that delivers big energy savings with their Functional Devices Half-Light series of lighting controls.

If you are looking for an easy way to save money on multiple ballast light fixtures Read More

Control Talk Episode Two: Functional Devices

April 8, 2011  |  Control Talk, Product Reviews  |  No Comments

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Functional Devices : Training Class Rewind

If you missed the Functional Devices training class at Stromquist and Company in Atlanta not to worry. Click below and see the entire Functional Devices training class.

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Product Review: The RIBAN – A Great Relay for Panel Building

February 21, 2011  |  Product Reviews  |  No Comments

We build quite a few control panels at Stromquist & Company for our customers. In fact, in our Florida UL listed panel shop we are always looking for ways to improve quality without cutting costs. So I  am thrilled with the new RIBAN series of relays from Functional Devices. For those of you who might not know, Functional Devices developed the RIB (Relay in a Box). Stromquist & Company has been providing our customers with RIB relays for years. The RIBs have proven reliable and durable, and the team at Functional Devices stands behind their products and provides great customer service.  That’s why I am not surprised with how well the new RIBAN series of relays we tested worked.

The RIBAN is designed for anyone building panels, and it is a great alternative to the old plug-in enclosed relays. The functions make it easy to install, test, and troubleshoot. Functional Devices created the RIBAN as a new type of relay, different from anything else in the marketplace. Read More

Sequencing a RIB

January 26, 2010  |  Electrical Components  |  No Comments

Over the years sequencing different stages for compressors, staged electric heat strips, actuators, pumps, and various lighting applications has not been the easiest job for the mechanic. Functional Devices, manufacturers of the famous Relay In a Box (RIB relays), has released the RIBMN24Q4C-PX programmable sequencer to make your job easier.

The RIBMN24Q4C-PX is used to control four integrated 15 amp SPDT relay contacts with one (0-10vdc) analog signal. Power input of this control is 24 VAC/DC. Unlike other models, the RIBMN24Q4C-PX has an on-board digital display to eliminate the need to attach a voltage meter. Just dial up your desired trip voltage and move on to the next relay set point!

 

Features:

Relay will activate when control signal voltage reaches or exceeds individual relay setpoint

Turn Off is set to 200mV less than setpoint

Factory relay setpoints: Can be changed by installer

Relay 1: 3V » Relay 3: 7V

Relay 2: 5V » Relay 4: 9V

Minimum setpoint: 0.5V

Maximum setpoint: 9.9V

Relay number will flash 3 times when voltage exceeds setpoint

Pressing UP or DN button in normal run mode will display the voltage present on Analog Input

*Sequencer can be piggy-backed, allowing more than 4 relay setpoints if sequencer 1 and sequencer 2 are using the same power control input and input signal source. At this point the relay setpoints on sequencer 2 can be different or the same as sequencer 1. Note: sequencer requires 5va power draw per sequencer from control transformer.

The RIBMN24Q4C-PX is also shipped with a MT212-6 din rail mounting strip.

If you are a Stromquist customer located in Georgia or Florida you can order this product at www.stromquist.com. All others can order this product from one of our affiliates at CGNA.