Page 27 Digital Display Wall Clock Guide DDC2 / 4-RS Wiring
Standard Electric AR-2A 2-Wire Dual Voltage
PC
OPEN
123 4 5 6
Clock must be set to actual time. Use of a 9Volt
alkaline battery is recommended to avoid resets
after power failures.
78
Set switches 1-5 of S1 as shown.
Indicates depressed side of switch
24VDC / 48VDC
From
Master Cloc
k
To
Other Clocks
AB
BRN / WHT
GRND
AC IN
A
C RTN
115VAC
Local
Powe
r
YEL / WHT
BLK
BLK
H
M