Lathem DDC2, DDC4 manual Blk Yel / Wht Vio / Wht Brn / Wht, Wire Minute Impulse 44th Minute

Page 48

DDC2 / 4-RS Wiring

Digital Display Wall Clock Guide

Page 42

3-Wire Minute Impulse (44th Minute)

 

H

 

 

M

 

115VAC

GRND

BLK

Local

AC IN

 

Power

AC RTN

 

24VDC

A

 

From

B

 

Master Clock

C

 

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 / WHT

VIO / WHT

BRN / 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

Image 48
Contents Installation & Users Guide Lathem Time Corporation Table of Contents Page Page Page Introduction Clock OperationAbout this Manual Optional Accessories DDC-TCPage Configuring the DDC Series Wall Clock Setting the DIP Switches DDC2 / DDC4 SeriesDIP Switch Settings Configuring RS485 Communications DDC2/4-RS Series Battery Usage DDC2 / DDC4 SeriesDDC2/4-RS / DDC2/4-RS-24 Battery Installation DDC2 / DDC4 Series Power Cord Installation DDC2/4-RSWiring Installation DDC2/4-RS Series Secondary WiringRS485 Wiring DDC-TC WiringBoard Layout Diagram Replacing an Existing DDC4 Wall ClockMounting DDC2 / DDC4 Series Mounting to a WallMounting to a Single Gang Box DDC2 Double Mount Wall DDC2 Double Mount Wall DDC4 Double Mount Wall Double Mount Ceiling DDC2 Double Mount Ceiling DDC4 Double Mount Ceiling Setting the Time Time FormatsAppendix a DDC2-RS / 4-RS Secondary Clock Wiring Diagrams GrndBLK Stand-Alone 115VACWire Synchronous 115VAC BRN / WHT BLU / WHTWire Synchronous 24VAC Grnd BLKAC RTN BLUWire minute Impulse 59th Minute YEL / WHT VIO / WHT BRN / WHTWire Minute Impulse 59th Minute With 12 Hour Correction BLK YEL / WHT VIO / WHT BRN / WHTStandard Electric Synchronous Standard Electric AR-2A 2-Wire Dual Voltage BLK YELStandard Electric AR-2 2-Wire Dual Voltage Synchronous Wired Simplex 59th Minute Dual Motor Simplex 45th Minute Dual Motor Edwards Dual Motor Standard Electric AR-3 3-Wire Minute Impulse BLK YEL / WHT VIO / WHT BRN/ WHTNational Synchronous Wired Stromberg Synchronous Wired 56th Minute Common Cincinnati D1BLK VIO / WHT YEL / WHT Cincinnati D6, EdwardsWire Pulse Alternating 24VDC VIO / WHT YEL / WHTGrnd AC RTN BLK BLU Electronic CodedStraight Frequency Wire Minute Impulse 58th Minute Wire Minute Impulse 44th Minute Wire Reverse Polarity Minute Impulse 59th Minute Appendix B DDC2-RS-24 / DDC4-RS-24 Wiring DDC2-RS-24 / DDC4-RS-24 Wiring BLK BRN / WHT BLU / WHTAppendix C RS485 Wiring Diagrams RS485 Data FormatOMC GNDOmcii to DDC2-RS / 4-RS BLK H LTR0 to DDC2-RS / 4-RSTerminal # Signal JP4 Connection LTR4 / 8-512 to DDC2-RS / 4-RSAppendix D DDC-TC Timer Control Panel WiringInstallation Timer ControlOperation As a Count Up Timer As a Count Down TimerAppendix E LTR-GPS Satellite Receiver / Clock Synchronizer DWA-SPage Connecting to a Lathem DDC2-RS or DDC4-RS Digital Clock Appendix F Specifications DDC2 / DDC4Appendix G Warranty Limited One-Year Limited Warranty
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