DDC2 / 4-RS Wiring

Digital Display Wall Clock Guide

Page 36

Cincinnati D1

 

H

 

 

M

 

115VAC

GRND

BLK

Local

AC IN

 

Power

AC RTN

 

24VDC / 60VDC

A

 

From

COMMON

 

Master Clock

 

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.

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 42
Image 42
Lathem DDC2, DDC4 manual Common, Cincinnati D1