American Time AllSync Plus - Manual (Page 17)

17
© American Time
AllSync Plus Clock Installation
& Operation Manual
Glossary
Appendix B LED
Illumination
Appendix A
Specifications
Tr
oubleshooting
General
Operation
Installation
Intr
oduction
General Operation
Start Up Example Operation:
Note: This is an example of how the AllSync Plus clock will operate with an ATS master running clock code
01 and actual (master) plug in time at 9 am.
Timeline
Actual Time
(Master
Time)
Clock
Microcontroller
Time shown on
clock
Description
0 minutes
Power is applied to clock
at 9 am actual time with the
clock displaying 3 o’clock.
The clock microcontroller
starts counting at 12:50.
25 minutes
25 minutes after power has
been applied clock face
matches microcontroller
time.
1 hour
Microcontroller updates
its time using an hourly
correction from master
clock.
1 hour
10 minutes
Clock movement requests
time from microcontroller.
1.5 hours
Clock movement
synchronizes with clock
microcontroller.
9 hours
1 minute
Master clock sends a 12
hour correction out shortly
before 6 o'clock. The
microcontroller resets
clock movement. Clock
movement requests the time.
9.5 hours
Clock movement has
finished fast correction and
is now on time with the
master.