Lathem manual DDC2 Double Mount Wall

Page 21

Page 15

Digital Display Wall Clock Guide

 

 

Note: The long dimension of the mounting plate must be perpendicular to the ground to assure proper alignment of wall clocks.

See page 15, figure 4 for DDC2 details.

See page 16, figure 5 for DDC4 details.

DDC2 (Double Mount - Wall)

»Remove the four phillips head screws from the left and the right end caps of the two DDC2 clocks and remove. Slide the lenses and circuit board assemblies out of the cases and set aside.

»Place the two DDC2 clocks back to back and secure by inserting a #10 screw through the two key holes and the two lower mounting holes using lock washers and nuts supplied with the mounting kit.

»Attach the modified end caps to the end of the clocks that will be attached to the wall mount plate using the original end cap screws.

»Run the required wiring through the matching hole in the modified end cap.

»Line the two posts from the mounting plate up with the two holes of the modified end caps. Insert the chase nipples through the holes of the modified end caps and secure to the mounting plate with a 15/16" wrench.

»Slide the circuit board assemblies in partially. Secure the required wiring and install the battery if used.

»Slide the circuit board assemblies in fully along with the lenses. Install the end caps and secure each with its four screws.

»Discard or store the two original end caps the modified end caps replaced.

mounting plate

modified end caps

chase nipples

DDC2 cases

#10 hex nuts

#10 lock washers

#10 lock washers

#10 screws

Figure 4

Image 21
Contents Installation & Users Guide Lathem Time Corporation Table of Contents Page Page Page Clock Operation IntroductionAbout this Manual DDC-TC Optional AccessoriesPage Setting the DIP Switches DDC2 / DDC4 Series Configuring the DDC Series Wall ClockDIP Switch Settings Configuring RS485 Communications DDC2/4-RS Series Battery Usage DDC2 / DDC4 SeriesDDC2/4-RS / DDC2/4-RS-24 Power Cord Installation DDC2/4-RS Battery Installation DDC2 / DDC4 SeriesSecondary Wiring Wiring Installation DDC2/4-RS SeriesRS485 Wiring DDC-TC WiringReplacing an Existing DDC4 Wall Clock Board Layout DiagramMounting to a Wall Mounting DDC2 / DDC4 SeriesMounting 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 Time Formats Setting the TimeAppendix a DDC2-RS / 4-RS Secondary Clock Wiring Diagrams BLKStand-Alone 115VAC WHT Wire Synchronous 115VACGrnd Wire Synchronous 24VAC CorrectionAC RTN BLK BRN / WHT BLU / WHTWire minute Impulse 59th Minute Grnd BLKYEL / WHT VIO / WHT BRN / WHT BLK YEL / WHT VIO / WHT BRN / WHT Wire Minute Impulse 59th Minute With 12 Hour CorrectionStandard Electric Synchronous BLK YEL Standard Electric AR-2A 2-Wire Dual VoltageStandard Electric AR-2 2-Wire Dual Voltage Synchronous Wired Simplex 59th Minute Dual Motor Simplex 45th Minute Dual Motor Edwards Dual Motor BLK YEL / WHT VIO / WHT BRN/ WHT Standard Electric AR-3 3-Wire Minute ImpulseNational Synchronous Wired Stromberg Synchronous Wired 56th Minute Cincinnati D1 CommonCincinnati D6, Edwards VIOGrnd AC RTN BLK VIO / WHT YEL / WHT Wire Pulse Alternating 24VDCElectronic Coded Grnd AC in AC RTN BLK BLUStraight Frequency Grnd AC AC RTN BLK BLUWire Minute Impulse 58th Minute Wire Minute Impulse 44th Minute VIO / WHT YEL / WHT Wire Reverse Polarity Minute Impulse 59th MinuteAppendix B DDC2-RS-24 / DDC4-RS-24 Wiring DDC2-RS-24 / DDC4-RS-24 Wiring RS485 Data Format Appendix C RS485 Wiring DiagramsGND OMCJP4 Omcii to DDC2-RS / 4-RSLTR0 to DDC2-RS / 4-RS BLK HLTR4 / 8-512 to DDC2-RS / 4-RS + of JP4Wiring Appendix D DDC-TC Timer Control PanelTimer Control InstallationAs a Count Down Timer Operation As a Count Up TimerLTR-0 Appendix E LTR-GPS Satellite Receiver / Clock SynchronizerPage Connecting to a Lathem DDC2-RS or DDC4-RS Digital Clock DDC2 / DDC4 Appendix F SpecificationsLimited One-Year Limited Warranty Appendix G Warranty
Related manuals
Manual 63 pages 1.18 Kb