Lathem DDC2 manual DIP Switch Settings

Page 12

Digital Display Wall Clock Guide

Page 6

 

 

DIP Switch Settings

Table 1 - S1 (1-5) Secondary Clock Correction

1

2

3

4

5

 

Secondary Clock Selection

 

 

 

0=Closed

1=Open

*=Factory Default

 

 

 

 

 

 

 

 

0

0

0

0

0

Stand Alone *

 

 

1

0

0

0

0

3-Wire Synchronous

 

 

0

1

0

0

0

3-Wire Minute Impulse (59th Minute)

1

1

0

0

0

3-Wire Minute Impulse (59th Minute) With 12 Hour Correction

0

0

1

0

0

Standard Electric Synchronous

1

0

1

0

0

Standard Electric AR-2A - 2-Wire Dual Voltage

0

1

1

0

0

Standard Electric AR-2 - 2-Wire Dual Voltage

1

1

1

0

0

Cincinnati D8, Honeywell ST402A, Faraday Synchronous

0

0

0

1

0

Simplex 59th Minute Dual Motor

1

0

0

1

0

Simplex 45th Minute Dual Motor

0

1

0

1

0

Edwards Dual Motor

 

 

1

1

0

1

0

Standard Electric AR-3 - 3-Wire Minute Impulse

0

0

1

1

0

National Synchronous Wired

1

0

1

1

0

Stromberg Synchronous Wired

0

1

1

1

0

Cincinnati D1

 

 

1

0

0

0

1

Cincinnati D6, Edwards 2406

0

1

0

0

1

2-Wire Impulse Alternating (24VDC)

1

1

0

0

1

Electronic Coded (3510 Hz Receiver Required)

0

0

1

0

1

Straight Frequency (3510 Hz Receiver Required)

1

0

1

0

1

3-Wire Minute Impulse (58th Minute)

0

1

1

0

1

3-Wire Minute Impulse (44th Minute)

1

1

1

0

1

2-Wire Reverse Polarity Minute Impulse (59th Minute)

Table 2 - S1 (6-7) RS 485 Baud Rate

67 Baud Rate

0=Closed 1=Open

00 1200 Baud

10 2400 Baud

01 4800 Baud

11 9600 Baud *

Table 3 - S1 (8) 12 / 24 Hour Display

812 / 24 Hour Display

0=Closed 1=Open

112 Hour *

0 24 Hour

Note: When switches 1-5 are set for any secondary type other than Stand-Alone, the display is forced to 12 Hour and the PM indicator does not illuminate.

Image 12
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 BLKStand-Alone 115VAC Wire Synchronous 115VAC WHTWire Synchronous 24VAC Correction GrndAC RTN BLK BRN / WHT BLU / WHTWire minute Impulse 59th Minute Grnd BLKYEL / WHT VIO / WHT BRN / WHT Wire 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 D1VIO Cincinnati D6, EdwardsWire Pulse Alternating 24VDC Grnd AC RTN BLK VIO / WHT YEL / WHTGrnd AC in AC RTN BLK BLU Electronic CodedGrnd AC AC RTN BLK BLU Straight FrequencyWire Minute Impulse 58th Minute Wire Minute Impulse 44th Minute Wire Reverse Polarity Minute Impulse 59th Minute VIO / WHT YEL / WHTAppendix B DDC2-RS-24 / DDC4-RS-24 Wiring DDC2-RS-24 / DDC4-RS-24 Wiring Appendix C RS485 Wiring Diagrams RS485 Data FormatOMC GNDJP4 Omcii to DDC2-RS / 4-RSBLK H LTR0 to DDC2-RS / 4-RS+ of JP4 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 LTR-0Page 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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