Lathem DDC2-RS Installation & User Manual Download

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Digital Display Wall Clock

DDC2 / DDC4 Series

Installation &

User's Guide

Summary of Contents for DDC2-RS

Page 1: ...Digital Display Wall Clock DDC2 DDC4 Series Installation User s Guide...

Page 2: ...This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However t...

Page 3: ...2 4 RS DDC2 4 RS 24 7 Battery Installation DDC2 DDC4 Series 8 DDC2 8 DDC4 8 Power Cord Installation DDC2 4 RS 8 DDC2 RS 8 DDC4 RS 9 Wiring Installation DDC2 4 RS Series 9 Secondary Wiring 9 RS485 Wiri...

Page 4: ...Simplex 45th Minute Dual Motor 31 Edwards Dual Motor 32 Standard Electric AR 3 3 Wire Minute Impulse 33 National Synchronous Wired 34 Stromberg Synchronous Wired 56th Minute 35 Cincinnati D1 36 Cincin...

Page 5: ...t Up Timer 52 As a Count Down Timer 52 Appendix E LTR GPS Satellite Receiver Clock Synchronizer 53 Connecting to a Lathem DDC2 RS or DDC4 RS Digital Clock 55 Appendix F Specifications 56 Appendix G Wa...

Page 6: ......

Page 7: ...he wall or ceiling During power failures a 9 Volt alkaline battery not supplied can maintain the DDC Series Wall Clock s internal time keeping although the display is blank during power failures Clock...

Page 8: ...a secondary clock to virtually any master controlled system or can be synchronized with the RS485 signal from the Lathem LTR4 512 or LTR8 512 Master LTR0 mini master Terminal Manager Software or the...

Page 9: ...method to mount Receiver outside the DDC2 if Receiver is used Receiver not included DDC TC Timer Control Panel to use the DDC2 4 Series as a count up down timer LTR4 512 LTR8 512 LTR8 512M Master Clo...

Page 10: ...10 Hex Nuts SAM0630 Kit middle Includes 1 Mounting Plate Assembly 2 Modified End Caps 2 Chase Nipples 4 10 Screws 8 10 Lock Washers 4 10 Hex Nuts SAM0625 Kit right Includes 1 Mounting Plate Assembly...

Page 11: ...he case replace the end cap and secure with the four phillips head screws DDC4 Remove the two phillips head screws from the left or the right end cap and remove Slide the front panel assembly out of t...

Page 12: ...r 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...

Page 13: ...ead screws from the left or the right end cap and remove Slide the front panel assembly out of the case Carefully flip the front panel assembly over and lay it face down on a clean smooth work surface...

Page 14: ...e circuit board assembly See figure 2 page 9 Slide the battery into the cradle making sure the Positive and Negative connections of the battery and cradle match Snap the battery onto the connections l...

Page 15: ...d screw located on the inside back of the case Slide the front panel display back into the case replace the end cap and secure with the two phillips head screws Wiring Installation DDC2 4 RS Series Se...

Page 16: ...lder style clock and attach the wires to the new DDC Series Wall Clock as described above Board Layout Diagram J2 Factory Default Off J2 Install shunt on last clock for RS485 connections Figure 2 JP2...

Page 17: ...anchor leaving 1 4 exposed Remove the four phillips head screws from the left or the right end cap and remove Slide the lens and circuit board assembly out of the case and set aside Line up the two ke...

Page 18: ...l anchors installed if so desired Remove the desired vent cap that any required wiring will route through If the wiring will be installed through the back of the clock conduit access route the fly lea...

Page 19: ...ion plug and optional RS485 cable to the circuit board assembly and attach Slide the lens and circuit board assembly back into the case replace the end cap and secure with the four phillips head screw...

Page 20: ...wdriver 15 16 open end wrench The double wall mount plate attaches to a double or single gang box installed securely in the wall Required wiring should be available through the gang box at time of ins...

Page 21: ...tach 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 en...

Page 22: ...s Align the holes of the end cap support plate with the holes in the modified end cap and secure with 4 6 phillips head screws supplied Line the two posts from the mounting plate up with the two holes...

Page 23: ...at time of installation Remove the two chase nipples from the mounting plate posts Run the required wiring from the gang box through one of the mounting posts of the mounting plate Secure the mountin...

Page 24: ...ed too near a wall on one side to secure the end caps install the wall side end caps now Remove the center vent cap from the top of each DDC2 clock Line the two posts from the mounting plate up with t...

Page 25: ...clocks will be mounted too near a wall on one side to secure the end caps install the wall side end caps now Remove the center vent cap from the top of each DDC4 clock Line the two posts from the moun...

Page 26: ...When setting the hour if the display is set to 12 Hour a dot in the upper left corner of the display represents the PM hours Note Setting the minutes past 59 will not cause the hour to advance Note A...

Page 27: ...pendix B for DDC2 RS 24 DDC4 RS 24 wiring Stand Alone 115VAC GR N D A CIN A CR T N B LK B LK 115VAC Local Power Set switches 1 5 of S1 as shown Indicates depressed side of switch OPEN 1 2 3 4 5 6 7 8...

Page 28: ...ssed side of switch Wiring applies to secondary wall clocks such as Lathem type SS Cincinnati D10 IBM 77 Series Simplex 77 Series 93 9 91 9 941 9 943 9 Stromberg 3000 To Other Clocks 115VAC From Maste...

Page 29: ...f switch Wiring applies to secondary wall clocks such as Lathem type SS Cincinnati D10 IBM 77 Series Simplex 77 Series 93 9 91 9 941 9 943 9 Stromberg 3000 To Other Clocks 24VAC From Master Clock H M...

Page 30: ...ulse Simplex 75 Series 91 4 93 4 941 4 943 4 IBM 75 Series OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch B RN WHT GR N D A CIN A CR T N A B C V I O WHT Y E L...

Page 31: ...V I O WHT Y E L WHT B LK B LK Wiring applies to secondary wall clocks such as Lathem ISC 3 Wire 12Hour Simplex 91 941 Set switches 1 5 of S1 as shown Indicates depressed side of switch OPEN 1 2 3 4 5...

Page 32: ...15VAC From Master Clock OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN WHT...

Page 33: ...A CIN A CR T N A B P C Y E L WHT B LK B LK To Other Clocks 24VDC 48VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M...

Page 34: ...A CIN A CR T N A B P C Y E L WHT B LK B LK To Other Clocks 24VDC 48VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M...

Page 35: ...es 1 5 of S1 as shown Indicates depressed side of switch Wiring applies to secondary wall clocks such as Cincinnati D8 Faraday Honeywell ST402A H M For 24VAC correction use wiring shown on page 23 B L...

Page 36: ...6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN WHT B LK B LK A CR eturn Clock must be se...

Page 37: ...6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN WHT B LK B LK A CR eturn Clock must be se...

Page 38: ...k OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN WHT B LK B LK A CR eturn...

Page 39: ...r Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch B RN WHT 24 V D CP ul se C ommon Y E L WHT 48 V D CC orrecti on GR N D A CIN A CR T N...

Page 40: ...VAC From Master Clock OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN WHT B...

Page 41: ...ks 115VAC From Master Clock OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M For 24VAC correction use wiring shown on page 23 B LU WHT R un C orrecti on B RN...

Page 42: ...LK B LK To Other Clocks 24VDC 60VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Clock must be set within 20 minutes...

Page 43: ...36VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of SW1 as shown Indicates depressed side of switch Set switches 1 5 of S1 as shown Indicates depressed side of switch H...

Page 44: ...f S1 as shown Indicates depressed side of switch A B Y E L WHT GR N D A CIN A CR T N B LK B LK V I O WHT To Other Clocks 24VDC From Master Clock 115VAC Local Power H M Clock must be set within 20 minu...

Page 45: ...A CR T N B LU WHT B LK B LK R E D GR A Y WHT 3510 H z R eci ever 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Requires 3510Hz receiver...

Page 46: ...A CR T N B LU WHT B LK B LK R E D GR A Y WHT 3510 H z R eci ever 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Requires 3510Hz receive...

Page 47: ...WHT Y E L WHT B LK B LK To Other Clocks 24VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Clock must be set within...

Page 48: ...WHT Y E L WHT B LK B LK To Other Clocks 24VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Clock must be set within...

Page 49: ...A CR T N B LK B LK V I O WHT To Other Clocks 24VDC From Master Clock 115VAC Local Power OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch H M Clock must be set wi...

Page 50: ...or 24VAC operation The 24VAC power from the Master Clock or Power Supply should be connected to the two black wires leading from J1 See figure 7 below for location of J1 Correction wiring should be ap...

Page 51: ...e DDC2 4 RS 24 Wiring DDC2 RS 24 DDC4 RS 24 Wiring H M OPEN 1 2 3 4 5 6 7 8 Set switches 1 5 of S1 as shown Indicates depressed side of switch To Other Clocks 24VAC From Master Clock B LU WHT R un C o...

Page 52: ...byte Command for Time update 11 Hex for Seconds 01 59 22 Hex for Minutes 00 59 33 Hex for Hour 00 23 44 Hex for Day of Week Sunday 0 55 Hex for Month 01 12 66 Hex for Date 01 31 777 Hex for Year offs...

Page 53: ...ther Clocks BLK BLK 115VAC Local Power OMCII DB9 Female Plug Cable should be RS232 twisted pair CAT3 or CAT5 type Maximum distance to last DDC Clock is 4000 feet Last DDC Clock must have jumper instal...

Page 54: ...Ground GND BLK BLK 115VAC Local Power To Other Clocks LTR0 Fly Leads Cable should be RS232 twisted pair CAT3 or CAT5 type Maximum distance to last DDC Clock is 4000 feet Last DDC Clock must have jumpe...

Page 55: ...15VAC Local Power To Other Clocks LTR4 8 512 Terminal Connections Cable should be RS232 twisted pair CAT3 or CAT5 type Maximum distance to last DDC Clock is 4000 feet Last DDC Clock must have jumper i...

Page 56: ...ires include Up Down Hours Minutes Beeper and Ground To wire the DDC TC to the DDC Series Wall Clock locate JP2 and JP4 on the back of the DDC display panel see figure 2 page 10 pass the wire through...

Page 57: ...ce the wiring has been attached place the wires inside the double gang wall box and mount the DDC TC to the box with the four screws supplied with the DDC TC by inserting them through the mounting hol...

Page 58: ...tart the count press Count Down To pause the count press Stop Continue To continue the count press Stop Continue To return to clock mode press Quit Note To pause and continue press the corresponding S...

Page 59: ...s can be further increased using Lathem s SWIFT485 RS 485 Converter Repeater The supported products include LTR 0 Master Clock 1 Clock Ctl DWA S Sonochron 1 Bell Ckt LTR4 512 Master Clock 1 Clk 2 Ckt...

Page 60: ...ter Active GPS Antenna with 25ft Cable Antenna Mounting Bracket and Hardware Installation and Set Up Guide Separately from Lathem for Installer convenience GPS INSTALL TOOLS Battery Beeper assemblies...

Page 61: ...Page 55 Digital Display Wall Clock Guide Specifications Connecting to a Lathem DDC2 RS or DDC4 RS Digital Clock DDC2 RS DDC4 RS...

Page 62: ...nel steel end caps with black textured paint DDC4 Extruded aluminum main case with black textured paint steel front panel with black textured paint molded plastic end caps with black texture Line Powe...

Page 63: ...ginal carton or equivalent fully insured with shipping charges prepaid Lathem will not assume any responsibility for any loss or damage incurred in shipping 6 WARRANTY DISCLAIMER AND LIMITATION OF LIA...

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