DDC2 / | Digital Display Wall Clock Guide | Page 38 |
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2-Wire Pulse Alternating (24VDC)
H
M
115VAC
Local
Power
24VDC From Master Clock
GRND
AC IN
AC RTN
A
B
BLK
BLK
VIO / WHT
YEL / WHT
To
Other Clocks
Clock must be set within 20 minutes of actual time for master to synchronize. Use of a 9Volt alkaline battery is recommended to avoid resets after power failures.
Set switches
Indicates depressed side of switch
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
OPEN