DDC2 / 4-RS Wiring

Digital Display Wall Clock Guide

Page 28

Standard Electric AR-2 2-Wire Dual Voltage

H

M

115VAC

GRND

 

 

BLK

 

Local

AC IN

 

 

 

 

 

 

Power

AC RTN

 

 

 

 

24VDC / 48VDC

AB

 

 

 

From

 

 

 

 

 

Master Clock

PC

 

 

 

 

 

 

 

Clock must be set to actual time. Use of a 9Volt alkaline battery is recommended to avoid resets after power failures.

BLK

YEL

BRN

 

/ WHT

/ WHT

 

 

 

To

Other Clocks

Set switches 1-5 of S1 as shown.

Indicates depressed side of switch

1

2

3

4

5

6

7

8

OPEN

Page 34
Image 34
Lathem DDC2, DDC4 manual Standard Electric AR-2 2-Wire Dual Voltage