---
title: "Product Change Notice: Time Delay Relays"
description: "Product Change Notice: Time Delay Relays"
image: https://blog.functionaldevices.com/hubfs/Imported_Blog_Media/Product-CHange-RIBD01BDC-RIBD02BDC-4.jpg
---

**Affected Models:** [RIBD01BDC](https://www.functionaldevices.com/product/RIBD01BDC/), [RIBD02BDC](https://www.functionaldevices.com/product/RIBD02BDC/)

**Changeover Date:** January 15th, 2020

Any RIBD01BDC or RIBD02BDC ordered on or after the changeover date may be original or updated version. Limited supply of models with          "-DOB" suffix.

**Description of Changes: **

Adjustable timing range for the RIBD0(1/2)BDC is now 1-30 seconds or 1-30 minutes. Both models now have Delay on Make (DOM), Delay on Break (DOB), and Delay on Make and Delay on Break (DOM & DOB) functionality. Thus, models with the suffix "-DOB" are now obsolete.

**Reason for Changes:** 

- To improve functionality for the end user
- To improve production processes and costs

Each updated model will include the following notice:

![](https://blog.functionaldevices.com/hubfs/Imported_Blog_Media/TimedelayPCN-2.png)

Datasheets for original models:

[RIBD01BDC Datasheet](https://hosted.functionaldevices.com/blog-assets/2021/10/unnamed-file-329.pdf)

[RIBD02BDC Datasheet](https://hosted.functionaldevices.com/blog-assets/2021/10/unnamed-file-330.pdf)

## About Functional Devices, Inc.

![Confidence and Peace of Mind](https://blog.functionaldevices.com/hs-fs/hubfs/Imported_Blog_Media/Confidence-Sep-13-2024-03-57-24-8627-PM.jpg?width=1000&height=741&name=Confidence-Sep-13-2024-03-57-24-8627-PM.jpg)

Functional Devices, Inc., located in the United States of America, has been designing and manufacturing quality electronic devices since 1969. **Our mission is to enhance lives in buildings and beyond.** We do so by designing and manufacturing reliable, high-quality products for the building automation industry.  Our suite of product offerings include RIB relays, current sensors, power controls, power supplies, transformers, lighting controls, and more.

**We test 100% of our products, which leads to less than 1 out of every 16,000 products experiencing a failure in the field.**

Simply put, we provide users of our various products confidence and peace of mind in every box.

```json
{
  "@context" : "https://schema.org",
  "@type" : "BlogPosting",
  "author" : {
    "@type" : "Person",
    "name" : "Tym Moore",
    "url" : "https://blog.functionaldevices.com/newsroom/author/tym-moore"
  },
  "dateModified" : "2025-01-02T06:15:17.771Z",
  "datePublished" : "2020-01-06T05:00:00.000Z",
  "headline" : "Product Change Notice: Time Delay Relays",
  "image" : [ "https://blog.functionaldevices.com/hubfs/Imported_Blog_Media/Product-CHange-RIBD01BDC-RIBD02BDC-4.jpg" ],
  "mainEntityOfPage" : {
    "@id" : "https://blog.functionaldevices.com/newsroom/part-change-notice-time-delay-relays-01-15-2020",
    "@type" : "WebPage"
  },
  "publisher" : {
    "@type" : "Organization",
    "logo" : {
      "@type" : "ImageObject",
      "url" : "https://blog.functionaldevices.com/hubfs/Branding%20Assets/Logos/PNG/RIB_and_FD_Logo_on_light.png"
    }
  }
}
```