Twido RTC update
All Twido controllers with RTC chip installed
Removal of power to a Twido with installed RTC and maintaining the clock.
Yes. Using a fully charged battery the time will continue to be updated for 1000 hours at 25 degrees C or 300 hours at 55 degrees C .
Note: The Twido PLC line was obsolete 12/31/2016 and has been replaced with the M221 product line.