Sonachron DWA-S User`s Manual
Contents
1. 5 For 24VAC bells or horns connect a jumper wire between AC Hot and CKT 1A Connect the transformer 115VAC primary wires to AC Neutral and CKT 1B Connect the transformer 24VAC secondary wires to the 24 V bells or horns NOTE See pages 20 22 for other wiring options that use the COM BREAK and LUNCH terminals Step 4 Turn on Power Switch 1 Press cover onto Terminal Block 2 Set Power switch to up position Replace Cover Power Switch Page 5 Step 5 Secure Cover 1 Align front panel in track and slide half way to right 2 Secure ribbon cable on right edge of front panel 3 Slide front panel all the way closed making sure that the cable lays down 4 Attach red battery wire onto battery post Secure left side panel with the screws Reconnect Cable gt Red Battery Step 8 Restore Power to AC Circuit 1 MAKE SURE THE SIDE COVERS ARE SECURE THEN SWITCH ON THE POWER TO THE CIRCUIT FEEDING POWER TO THE UNIT Page 6 Step 9 Test Signaling 1 Your display should appear as shown in the picture below If not please contact your dealer or Lathem Time directly SECURITY CODE SONACHRON sun ut amr start Prom MANUAL LUNCH BREAK LUNCH 2 Enter a security code using the day of week keys remember the days that you selected 3 Press Run to return to the normal display showing current time of day 4 Press the Manual Bells button and conf2. on off control status programming prompts and indication of operation on standby power A 24 button keypad is used for setting time programming events manual operation of bells or controls initiating lunch or break bells and on off control of the schedule Access to programming functions and manual keys MANUAL START LUNCH and START BREAK is controlled by a user defined security code The time keeping ability of the DWA S is dependent on the power source frequency A switch setting selects operation based on 50 or 60 Hz During A C power failures the unit switches to a quartz crystal time base and a 6 volt battery allows the unit to continue to keep time and retain all data for 10 days Upon power resumption the battery automatically recharges with current limited to 1 5 Amperes Note The display will be dimmed when operating on battery power 12 00 00 AM FRI 01 01 89 SONACHRON Page 2 QUICK START STEPS Step 1 Mount Unit to Wall 1 Unscrew 2 left screws to remove left side panel 2 Slide front panel left Disconnect cable connector from right side of front panel Slide front panel left and remove completely Find a suitable location on the wall that allows at least 10 inches of clearance on the left side to allow the front panel to slide on and off 6 Mark 3 hole positions on wall for mounting the unit Mark Holes 7 Remove plastic bushing from back of unit before mounting on the wall 8
3. Controller NOTE Dip Switch 4 must be set to OFF see page 8 With SELECT FUNCTION displayed press the PRGM EVENTS key The display should read CONTROL 12 00 AM Use the FAST FWD and SLOW FWD keys to advance the displayed time to the desired event time Once the event time is reached press the day of the week keys Sun Mon Tue etc to indicate on which day s the control should operate Pressing a key once will display the day of the week and pressing it again will remove it The control will default to OFF press the SIGNAL ON OFF key to toggle the control between OFF and ON Once you have chosen the day s and on off status for the event use the forward keys to advance the time to the next event and enter the day s and On Off status Continue in this fashion until all controls are programmed Press RUN to lock the keypad and return to the normal display While in the Program Events function the PRGM REVIEW and ERASE EVENT keys can be used to scan and erase events respectively To scan programmed events simply press the PRGM REVIEW key The next event in memory will be located and displayed Pressing the key repeatedly will scan through all events sequentially To erase an event locate the event and press the ERASE EVENT key PRGM REVIEW may also be used when the keypad is locked Pressing the key will display the next scheduled event Press the key repeatedly to scan all programmed events The normal display will
4. are sold with no expressed or implied warranties of any kind and the implied warranties of merchantability and fitness for a particular purpose are hereby expressly disclaimed No warranties are given with respect to products purchased other than from Lathem or an authorized Lathem reseller and any such products are purchased as is with all faults In no event will Lathem be liable for any direct indirect special incidental or consequential damages arising out of or in connection with the delivery use or inability to use or performance of this product In the event any limited remedy given herein shall be deemed to have failed of its essential purpose Lathem s maximum liability shall be to refund the purchase price upon return of the product 7 Proof of date of purchase from Lathem or an authorized Lathem reseller is required for warranty service on this product 8 This Warranty grants specific legal rights Additional legal rights which may vary by locale may also apply 9 Should any difficulties arise with the performance of this product during warranty or with any Lathem authorized service centers contact Lathem Time at the address below Lathem Time 200 Selig Drive SW Atlanta GA 30336 1 404 691 0405 www lathem com Page 24 OMSC 1109
5. controls The current On Off status of controls will remain active until MANUAL is pressed or the schedule reactivated Press RUN to return to the normal display When the schedule is inactive SCHEDULE OFF will be shown below the time on the display MANUAL OPERATION Pressing the MANUAL key when the unit is being used as a Bell Ringer will cause the bells to signal for the length of time the key is pressed This provides a means of operating the bells at unscheduled times Pressing MANUAL while lunch or break is counting down will operate the bells and cause the remaining lunch or break time to be canceled Pressing the MANUAL key when the unit is operating as on On Off Controller will toggle the current On Off status of the controls The MANUAL key will not ring bells if the unit is operating on standby power STANDBY POWER During AC power failures the DWA S switches to a quartz crystal time base to maintain the time keeping ability of the unit A 6 volt battery allows the unit to continue operation and retain the programmed schedule for 10 days An on the lower line of the display indicates operation on Standby Power Programming schedule review and manual toggling of the On Off control status are available when operating on battery back up If operating as a Bell Ringer the MANUAL START LUNCH and START BREAK keys and the remote START LUNCH and START BREAK switches are inactive during AC power failures Schedule operation i
6. return after 5 seconds or when the RUN key is pressed ALL LUNCH and BREAK keys and remote switches are inactive when using the unit as an On Off Controller Page 11 PROGRAMMING EVENTS Bell Ringer NOTE Dip Switch 4 must be set to ON see page 8 With SELECT FUNCTION displayed press the PRGM EVENTS key The display should read SIGNAL 12 00 AM DAYS Use the FAST FWD and SLOW FWD keys to advance the displayed time to the desired event time Once the event time is reached press the day of the week keys Sun Mon Tue etc to indicate on which day s the bells should ring Pressing a key once will display the day of the week and pressing it again will remove it Once you have chosen the day s for the event use the forward keys to advance the time to the next event and enter the days Continue in this fashion until all events are programmed Press RUN to lock the keypad and return to the normal display While in the Program Events function the PRGM REVIEW and ERASE EVENT keys can be used to scan and erase events respectively To scan programmed events simply press the PRGM REVIEW key The next event in memory will be located and displayed Pressing the key repeatedly will scan through all events sequentially To erase an event locate the event and press the ERASE EVENT key PRGM REVIEW may also be used when the keypad is locked Pressing the key will display the next scheduled event Press the key repeat
7. 2 lt 2 Tas O C S Manual User LATHEM TIME Lathem Time Corporation 200 Selig Drive SW Atlanta GA 30336 1 800 241 4990 1 404 691 0400 www lathem com Document No OMSC 1109 Copyright 2009 Lathem Time Corporation All rights reserved TABLE OF CONTENTS SPEGIFIGATIONS 1 MED 2 QUICK START STEPS 3 DIP SWITCH SETTINGS cs 8 PROGRAMMING A SECURITY 9 UNLOCKING THE KEYPAD es 10 SETTING TIME AND DATE 10 PROGRAMMING EVENTS On Off Controller 11 PROGRAMMING EVENTS Bell Ringer 12 PROGRAMMING SIGNAL LENGTH Bell Ringer 12 MANUAL LUNCH AND BREAKS Bell Ringer 13 SIGNAL ONOFF sets in a aent 14 MANUAL OPERATION eerte 14 STANDBY POWER dieci 14 15 WIRING DIAGRAMS one dace dade 15 WARRANT S aco 24 SPECIFICATIONS Input Voltage Input Frequency Input Power Standby Power 115 VAC 220 Optional 50 60 Hz 20 Watts Max 1 2 Ah 6 V battery The display will be dimmed when operating on battery power Standby Time 10 Days Timing Per line frequency Accuracy Number of 1440 any combination of weekdays Events Signal Duration Programmable 1 to 99 secs Daylight Automatic D
8. C INPUT Vet 115 220 vac AC IN AC HOT CERTI Internal Signal Contact 10 Low Voltage DC Diode Step Down Signaling Devices Bridge Transformer FIGURE 9 115 220 VAC CONTROL WIRING DWA S LCH Power Supply Board Ground GND POWER AC Return INPUT AC RTN AC NEUT 115 220 VAC AC IN AC HOT CKT 1 F2 Amp Contact 10 1B en ro mr Controlled Devices 115 220 VAC ee Return 855 21 FIGURE 10 LOW VOLTAGE AC CONTROL WIRING DWA S Power Supply Board Ground Return AC 115 220 AC IN AC HOT 115 220 VAC tee AC Return FIGURE 11 LOW VOLTAGE DC CONTROL WIRING 6 BRK Power Supply Board Ground SREEN Power Return AC RTN NEUT 115 220 vac BLACK ac IN AC HOT S ep S Step Down Bridge Transformer i Controlled Devices 5 OKT 1 a 3 et Contact 10 Amp High 11 I 1 110 J Current Relay Diode 115 220 VAC 4 tO O AC Return Page 22 FIGURE 12 DRY CONTACT WIRING FOR PAGING SYSTEM OR TONE GENERATOR Page 23 Limited One Year Limited Warranty Lathem warrants the hardware products described in this guide against defects in material and wor
9. Drill marked holes and install wall anchors in wall if necessary not provided Page 3 9 Secure unit to wall using screws not provided Drill Holes 2 27 24 1 Wal eee XN iE gt lt Anchor TE Step 2 Swith Off Power to AC Circuit 1 SWITCH OFF THE CIRCUIT THAT WILL FEED AC POWER TO THE UNIT BEFORE PROCEDING Step 3 Connect Wires for 115VAC or 24VAC Bells IMPORTANT This unit is shipped from the factory as a Bell Ringer To change to an ON OFF controller see DIP Switch Setting on page 8 This section provides instructions for wiring 115VAC or 24VAC bells see Wiring Diagrams on pages 20 22 for other options 1 There are three options for routing wires into the DWA S top back or bottom Select on of these and remove the plug 2 Remove cover from terminal strip Page 4 IMPORTANT DO PROCEED IF WIRE COLORS ARE DIFFERENT THAN SHOWN OR IF YOU ARE UNSURE WHICH WIRES ARE AC HOT AC NEUTRAL AND GROUND THERE IS RISK OF PERSONAL INJURY AND DAMAGE TO THE UNIT THAT S NOT COVERED BY WARRANTY INEXPENSIVE TESTERS ARE AVAILABLE AT YOUR LOCAL HOME ELECTRICAL SUPPLY STORE FOR VERIFYING WIRES 3 Connect wires from power cord as follows green ground wire to GND white AC neutral wire to Line Neutral and black AC Hot wire to Line Hot 4 For115VAC bells or horns connect a jumper wire between Line Hot and CKT 1A Connect the bell wires to AC Neutral and CKT 1B
10. IS EEEN INO arc 133008 30 305 NOBHDINNO 58 O3ISIML HM 8 SV HLS 100 OL ma NUS NOSHOINRO Hd G3ISIML 038 gt ONNOYD IVNSIS 3N3938 1HM 3A3238 AAW 3GIS Nid NOBHO INWO QN3 30 O3ISIML HM sove IND 38 OL O3ISIML 3015 NONH2 INNO Page 19 FIGURE 6 115 220 VAC BELL WIRING Purple Rain n a Remote Manual Switch T x 5 QI Remote Break Switch f Q BRK Remote Lunch Switch 2 T LCH Powe GREEN M GREEN G GND AC Return WHITE amp Ac AC NEUT BLACK 2 S A amp IN E amp CKT 1 L a EN Internal Signal Z Contact 10 Amp I S CKT 1B AS Signalling Devices FIGURE 7 Remote Manual Switch LOW VOLTAGE AC BELL WIRING Wire Nut Purple Remote Break Switch Remote Lunch Switch Ground POWER INPUT AC Return 115 220 VAC Q Q3 DWA S Power Supply Board Internal Signal Low Voltage DC Step Down Signaling Devices Transformer Page 20 FIGURE 8 LOW VOLTAGE DC BELL WIRING Remote Manual Switch Remote Break Switch Remote Lunch Switch DWA S LCH Power Supply Board Ground POWER AC Return AC RTN A
11. before the final lunch or break bell To program lunch unlock the keypad then press the PRGM LUNCH key Use the forward keys to program the desired lunch length 00 to 99 minutes Press the PRGM LUNCH key second time to display the length of time 0 to 9 minutes warning bell will ring before the ending bell rings The default is 0 Use the forward keys to change this value Press the RUN key to return to the normal display Program breaks in the same method Scheduled bells are inhibited during lunch and break periods If the schedule is turned off or the MANUAL key pressed while a lunch or break period is in progress the remaining lunch or break time will be canceled If the wrong key was pressed LUNCH instead of BREAK or BREAK instead of LUNCH simply press the correct key before the programmed time has expired The bells will not ring again and the time already elapsed will be applied towards the programmed time for the break or lunch To review the programmed times without unlocking the keypad simply press the PRGM LUNCH or PRGM BREAK key The normal display will return after 5 seconds or when the RUN key is pressed Page 13 SIGNAL ON OFF Pressing the SIGNAL ON OFF key when the keypad is unlocked changes the On Off status of the programmed schedule When the status is ON bells or controls will operate based on the schedule When the status is OFF the schedule is ignored and only the manual key will operate the bells or
12. connect here If you already have a Master Source such as an LTR 0 connect it and its string of clocks to the Sync In port for a total of up to 60 devices Page 15 FIGURE 2 CONNECTION FOR DWA S TO LTR 0 Te ORANGE 4 t LTR O i I pan GRAY p Se BORE Sa 1 1 1 1 I 1 l 1 1 R WHT R R IR YEL 1 1 1 Use CAT 3 CAT 5 Twisted DWA S DWA S Pair Cable FIGURE 3 CONNECTION FOR DWA S TO LTR GPS Page 16 FIGURE 4 CONNECTING RC MS SYNCH DWA S OR LTR 0 NOTE 9vDC Power Adapter not shown is also required for the RC MS FIGURE 5 DWA S INTERCONNECTION Page 17 Sonachron DWA S can be synchronized to Lathem s LTRx 512 master LTR 0 master LTR GPS receiver RC MS master or Omni Chronll time clock reference devices Distance from the source can be extended using Lathem s SWIFT485 repeater Omni Chronll Time Recorder can be equipped with an optional RS485 transmitter for communication with the DWA S When installed the DWA S will synchronize with the time and date from the Omni Chronll each minute When installing multiple DWA S units all units EXCEPT the one at the end of the RS485 line require jumper E2 be cut When E2 is installed a 100 ohm terminating resistor is internally connected across the RS485 line to reduce the signal reflection a
13. edly to scan all programmed events The normal display will return after 5 seconds or when the RUN key is pressed PROGRAMMING SIGNAL LENGTH Bell Ringer The signal length defaults to 5 seconds To change this value unlock the keypad and press the SIGNAL LENGTH key The current signal length will be displayed Use the FAST FWD and SLOW FWD keys to change the setting Values from 1 to 99 seconds are allowed Press RUN to return to the normal display To review the signal length without unlocking the keypad simply press the SIGNAL LENGTH key The normal display will return after 5 seconds or when the RUN key is pressed Page 12 MANUAL LUNCH AND BREAKS Bell Ringer This function provides means of programming set lunch and break lengths which can be initiated at various times during the day Itis only available when the unit is used as Bell Ringer and operating on power Pressing the START LUNCH or START BREAK key at the keypad or a remote momentary switch connected to the unit causes the bells to signal and displayed timer to begin counting down the programmed lunch or break time When the timer counts to zero the bells automatically signal again to indicate the end of lunch or break This feature is especially convenient for facilities which are serviced by a lunch truck When the truck arrives on site simply press the remote lunch switch to begin the lunch break This function also allows warning bell to ring
14. irm that the bells or horns are sounding properly If not please contact your dealer or Lathem Time directly SONACHRON 5 Setthe time and date and program the unit as described in the following pages Page 7 DIP SWITCH SETTINGS To access the dip switches remove the two screws holding the left side panel in place and remove the panel Dip Switches 1 2 and 3 are monitored at all times and changes take effect immediately Dip Switch 4 is read only at power up To change the setting for this switch the unit must be powered completely off and back on Dip Switch 2 is also used to reset the security code Any change in its setting will allow you to view and change the security code The unit is shipped from the factory with all dip switches in the ON position The chart below shows the dip switch settings Dip zu Switch Description ON OFF 1 Time Keeping 60 Hz 50 Hz Frequency 2 Time Format 12 Hr 24 Hr Security Code Access 3 Daylight Savings Time Enabled Disabled Change 4 Operation Bell On Off Ringer Controller Page 8 PROGRAMMING SECURITY CODE Upon power up you are allowed to enter security code to restrict access to programming functions When the unit displays SECURITY CODE press from one to four Day of the Week keys This is your security code The ERASE EVENT key can be used to clear the code for re entry Press the RUN key to advance the programming when you a
15. isable by dip switch Savings Time Display 12 or 24 hr selectable Comm Port 485 Receiver Relays 10 Amp Dry Contact Temperature 0Cto 60 Range Voltage Range 10 of input voltage Shipping 7 lb Weight Dimensions 9 5 3 8 WARNING This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instruction manual may cause interference to radio communications It has been tested and found to comply with the limits for a Class A computing device pursuant to Subpart J of Part 15 of FCC Rules which are designed to provide reasonable protection against such interference when operated in a commercial environment Operation of this equipment in a residential area is likely to cause interference in which case the user at his own expense will be required to take whatever measures may be required to correct the interference Page 1 INTRODUCTION The DWA S is a single circuit signaling device which can be used as a bell ringer or on off controller It is capable of retaining up to 1440 separate events for each day of the week in memory plus a floating lunch and break schedule which can be activated with a single key on the keypad or a remote switch Automatic adjustment for daylight savings time change is also provided A liquid crystal display on the front of the unit displays the current time in 12 or 24 hour format date and day of the week bell or
16. kmanship for period of one year from date of original purchase from Lathem or from an authorized Lathem reseller The conditions of this warranty and the extent of the responsibility of Lathem Time Corporation Lathem under this warranty are listed below 1 This warranty will become void when service performed by anyone other than an approved Lathem warranty service dealer results in damage to the product 2 This warranty does not apply to any product which has been subject to abuse neglect or accident or which has had the serial number altered or removed or which has been connected installed adjusted or repaired other than in accordance with instructions furnished by Lathem 3 This warranty does not cover dealer labor cost for removing and reinstalling the machine for repair or any expendable parts that are readily replaced due to normal use 4 The sole responsibility of Lathem under this warranty shall be limited to repair of this product or replacement thereof at the sole discretion of Lathem 5 becomes necessary to send the product any defective part to Lathem or any authorized service dealer the product must be shipped in its original 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 LIABILITY Except only the limited express warranty set forth above the products
17. nd thereby improve reception E2 located on the far left side of the CPU circuit board can be accessed by removing the left end cap Refer to the Figure on Page 8 Page 18 S VM OL ONO S6 SN NOUdROSIO ON sw Fs nas c goscvzf reco 3 318v9 013V 303 rane lt dmv 13 50 Nid 6 H0193NNO2 0 cozsoz 26 0 3 2 920 8500 a v 7 9NsnoH dousvid 152 9166100 09 0 ONNOHD TYNDIS 5 3 3934 oL f 33938 18 15 Pile ll l X OMV vZ 2 376 3108834 145 c eossvzf ew m rsrsr 1 mw pm Ne 6 80103NN00 0 vozsozf I 10 1 00 0 90699 1 sevo 3 s p3us uv4 avsglistroievozd 500 9 us uv4 ousvia iszveissiof 09 0 1 4 5 00 3 5 46 50 07346 ONOT 8 00 3VS WAL 90 10 seumba ujSus seem 1884 6 404 89 91909 suonojnbe 224 Aq so 0 yuaaaud oj Buoj 1894 6 JO PINOYS 91909 uoioeuuo2J9 u BUL 310N QNnON9 TVND
18. ode followed by RUN The security keys must be pressed in the exact order as they were originally entered The display should read SELECT FUNCTION To relock the keypad simply press RUN The keypad must be unlocked or no security programmed to access programming functions Remote operation of Start Lunch or Start Break switches do not depend on the status of the keypad or security code Pressing the MANUAL START LUNCH or START BREAK key while in the programming mode keypad unlocked will ring the bells and return the unit to the normal display with the keypad secured The PRGM LUNCH PRGM BREAK SIGNAL LENGTH and PRGM REVIEW keys may be pressed while the keypad is locked to view the current settings of their respective functions SETTING TIME AND DATE Follow procedure above to unlock keypad The display should read SELECT FUNCTION To set the time simply press the SET TIME key and use the FAST FWD and SLOW FWD keys to advance to the correct time The seconds will be set to zero when either forward key is pressed Selecting another function or pressing RUN will start the seconds indexing To set the month date or year press the SET MONTH SET DAY or SET YEAR key respectively Use the forward keys to advance to the appropriate setting Continue to next programming procedure or press RUN to return to the normal display The day of the week will be determined automatically based on the date Page 10 PROGRAMMING EVENTS On Off
19. re satisfied with the security code The unit will prompt UNSECURED MANUAL FWD TO CHANGE If this selection is chosen only the programming functions will require the security code to be accessed MANUAL START LUNCH and START BREAK will be unsecured Pressing the selection requires the security code to be entered prior to both accessing the programming functions and using the MANUAL START LUNCH and START BREAKS keys The remote START LUNCH and START BREAK switches do not require the security code to activate Lunch or Break schedules After choosing the level of security desired press the RUN key to advance to the normal display If unlimited access to all functions is desired no security press the RUN key without pressing any Day of the Week keys when the unit prompts for the security code The unit will advance to the normal display and no security code will be required to access any function To change or view the security code remove the left side panel toggle Dip Switch 2 and return it to the desired position The current security code will be displayed Replace the side panel To change the code press the ERASE EVENT key to clear the current code and program the new code in the same manner as described above If you do not wish to change the code press the RUN key until the normal display returns Page 9 UNLOCKING THE To unlock the keypad press the Day of the Week keys you programmed for the security c
20. s also inactive when operating as a Bell Ringer NOTE The display will be dimmed when operating on battery power Page 14 5485 comes equipped with RS485 receiver which be used to synchronize the time and date of the unit with other equipment The option supplies three leads on the power supply board for connecting to the sending device The interconnection cable between devices should be minimum of 3 meters long to prevent interference to radio communications as required by FCC regulations Cables less then 3 meters in length require Fair Rite bead Lathem Part 0058 installed around the cable The figure below indicates the signal names and corresponding wire colors Signal Wire Color Receive White Receive Yellow Signal Ground Black NOTE Preferred cable is CAT 3 or 5 twisted pair up to 4 000 feet in length WIRING DIAGRAMS FIGURE 1 CONNECTION FOR DWA S TO LTRX 512 DWA S DSD DSD RS 485 RS 485 RS 485 RS 485 RS 485 DSD TTTT 1 2 9 4 56 Y 10 11 12 13 OPP 22 2 Ports are located on the xm ELE M sync Sync A back of the Display Unit LTR8 512 amp LTR8 512M Only SYNC RS 485 250 DATA SYNC NOTE Since the Sync In port can send as well as receive 30 extra devices can
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