ODWS icon The Open Door Web Site
Search
Site Map
Biology
Chemistry
Physics
> Electronics
Technology
History
History of Science and Technology
Math Studies
Learning French
Study Guide
New
About
Gallery

Long Duration Timer

8

 

This circuit can be used with a relay, as shown, or it can be used to drive a triac. If a triac is used an opto-isolator should be used.

With the component values shown, the range of timed periods will be from about 10 seconds to about 1 hour.

 

Vero diagram

...........

Top of the Page

Privacy Policy

Sponsored Links

Sponsored Pages

Donating to the ODWS

Advertising on the ODWS

Homepage

Technology Homepage

Electronics Homepage

> Electronics

Backstage Pass to the Internet

Listings, Recognitions and Awards

The Open Door Team
Any questions or problems regarding this site should be addressed to the webmaster

David Hoult 2016