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Digital Display Wall Clock Guide

DDC2 / 4-RS Wiring

 

 

 

Synchronous Wired

H

M

115VAC

From

Master Clock

Run

AC Return

Correction

BLK

BLK

BRN / WHT

BLU / WHT

To

Other Clocks

Clock will correct minutes hourly at HH:58 and hour and minutes twice daily beginning at 5:05.

Set switches 1-5 of S1 as shown.

Indicates depressed side of switch

For 24VAC correction, use wiring shown on page 23

1

2

3

4

5

6

7

8

Wiring applies to secondary wall clocks such as:

OPEN

Cincinnati D8 Faraday

Honeywell ST402A

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Image 35
Lathem DDC2 manual Blk Brn / Wht Blu / Wht, Synchronous Wired