s Manual-March 2006, Rev 0
Contents
1. ww Z ZvT seupul 08 S ww Z6 0vrT Seupul SS S ww z9 per seub ul OE S ww 789 8ET SEUDU 9p S 0 144 inches diam 3 66 mm diam support dtsweb com 14 Rev O2. i mec with a current conducting capability of at least 5 mA E Can be configured as normally open or normally closed Using the Voltage Input These inputs are configured as shown below Operational Parameters Proper polarity must be observed gt 3 V logic one 3 15 V input range logic compatible Can be configured as normally high LT or normally low IL Voltage Input Electronic Identification EID Each TDAS PRO DIM input channel supports communication with silicon serial number devices manufactured by Dallas Semiconductor Maxim Integrated Products When an ID chip such as the DS2401 is connected to the proper pins on the sensor connector the TDAS Control software can automatically read these devices and correlate the serial number to channel set up information stored in a Digital Information File DIF See Appendix A for connector information and pin assignments When wiring any device for EID proper polarity must be observed and cable length should not exceed 9 14 meters 30 feet Memory Size Each TDAS PRO DIM contains non volatile RAM capable of storing a maximum of 2 million samples regardless of the number of channels in use The maximum available sampling duration is simply the total number of samples available 2 million divided by the sampling rate Sampling duration seconds 2 000 000 sampling rate samples second Example 200 seconds 2 000 000 10 000 samples secon
3. remains off when the unit is charging but not powered up This can be accomplished via a TDAS PRO rack TDAS PLUS Module Interface Device MID or TDAS PLUS Single Module Device The module should be charged for several hours before testing overnight works well The module does not need to be turned on in order to charge the battery When a module is installed in a TDAS PRO rack the module s back up battery is auto matically charged whenever the rack s smart charge feature is activated 13 2 15 volts is applied to the rack s main power input The rack does not need to be turned on in order to charge the module batteries When a module is connected to a TDAS PLUS MID the module s back up battery is automatically charged whenever the MID is connected to AC power via the MID power supply The MID does not need to be turned on in order to charge the module s battery When a module is connected to a TDAS PLUS Single Module Device the module s back up battery is automatically charged whenever the single module device is connected to AC power via the single module device power supply When connected to a single module device the module will automatically power up there is no power off condition when a single module device is connected to the module The battery will still charge even if the module is in a power up condition support dtsweb com 8 Rev O TDAS PRO DIM User s Manual March 2006 Battery Capacity Should external power be los
4. to 5 Additionally always shield the units from exposure to direct sunlight Power Management A good power source is of paramount importance Each TDAS PRO module should be powered from either 1 A fully charged 12 volt battery with sufficient capacity for the application or 2 A high quality 12 15 volt 13 8 volt nominal power supply with a current rating of at least 1 amp for each module and rack in use DTS supplied power supplies and distribution units are designed to meet all criteria for proper charging and operation If you need help determining which set up is best for your application or if a power supply or charger will meet the power demands please contact DTS When installing power supply systems always consider voltage drops that may occur due to cables connectors power converters etc DTS does not recommend performing tests using TDAS PRO equipment without the use of an external power source Power Consumption Power off When connected to sufficient external power a TDAS PRO module will draw up to 25 mA to charge its internal back up battery A TDAS PRO rack will draw 600 mA Note TDAS PRO LAB modules and racks do not contain internal back up batteries Power on When a TDAS PRO DIM is initially powered all signal conditioning electronics are in a shutdown state The processor and support circuitry are always powered The processor will remain in a reduced power state when not performing support dtswe
5. DDTS 909 Electric Ave Suite 206 Seal Beach CA 90740 USA Phone 1 562 493 0158 Fax 1 562 493 3158 www dtsweb com TDAS PRO Digital Input Module User s Manual March 2006 Rev O TDAS PRO DIM User s Manual March 2006 Table of Contents DTS SuppDOTFt ioooriissin seda oo er xuauRRaERRERU EF ERR ERCAFEERRAS vaa SMRUKR KE ERR FwaERRUKEEVEKRTUEME FERRE KE 3 Introducing the TDAS PRO Digital Input Module eere 4 Overview of TDAS PRO DIM Features eeseseeeseuseuan annui unen aia u aua u au 4 TDAS PRO DIM Connector LED Panel ccccccseeeeeeeeucucceeeeeeeeesuusauauueeeeeeeeesauaauaugs 4 Using the Contact Closure Input ccccccccccccnscnccscccsscsnccccsessnscencesnanssnsnssuasnsnenses 5 Using the Voltage LADUE ui ieu xa vx xad ram d ol rn E CUR DEAD REPERIO DR FF Fr a e 30 ii 5 Electronic denuncatiOn EID ci ix ERR RES tie E A ETATER A EARE TER 5 Hdi innism a r4 PM Tm 5 Level ROGEN cascavnaratactiinecuacoscakceniteciadacensiets oinarei cies axersines corel nea L N A 6 Cable Integrity Verification zassutesxincssxiepocit eir pps wicks das EXESEERAR AE KERNEL CU ETATE EU wats 6 Basic Care and Handling eere Lr cree savTuu curan na pkaEE RU ERE ERR EEREEERREEMREREEEERRRERUSNEE 6 Shock Rationes tai deu ao zat c esce o ad dco DCUM PR V i DR RR o PM Vd 6 Thermal ConsideratiOliS sacos nos Vasa e ode re ie Mey oed xd a e E VE ERAN M EE ED Pe XY e 7 Power Management sssss
6. ator is yellow power low or red power critical In general the T 0 LED identifies when a module has received a trigger Post test a download related command received by the module will cause the T 0 LED to go dark Additionally it will also light at initial power up and go dark after a successful power up sequence 15 pin Interface Connector DB15M All TDAS PRO module functions are controlled through the DB15M connector It is through this connector that TDAS PRO racks TDAS PLUS MIDs and TDAS PLUS Single Module Devices power the module and transmit and receive all signals See Appendix A for connector information and pin assignments WARNING Do not apply external voltages to the event communication status or control output and inputs this could result in damage to the unit Please contact DTS for assistance in properly connecting interface wiring to TDAS PRO modules DTS offers several interface devices that are specifically designed to connect modules in various ways support dtsweb com 10 Rev O TDAS PRO DIM User s Manual March 2006 Appendix A Connector Information 4 pin front panel connectors ECG 0B 304 CLL panel view Suggested cable connector P N FGG 0B 304 CLADxx Contact closure voltage external No polarity requirement for simple contact closure tape switch or other on off device however proper polarity must be observed when using an external semiconductor switch suppor
7. b com 7 Rev O TDAS PRO DIM User s Manual March 2006 tasks When the user runs a test set up the software automatically energizes the excitation sources and other circuits The current draw per DIM will increase to as much as 250 mA when the system is fully armed current draw for each rack will increase to as much as 900 mA During data collection Once the system has been armed for data collection all circuits remain in a full power state until the system finishes storing data After the data collection routine is complete the system de energizes several circuits to minimize power consumption It takes a maximum of 20 30 seconds after the end of the data storage window for the system to return to the idle state which then allows communication and download Internal Back up Battery In a typical testing environment the internal back up battery is used only in the event primary power is lost To ensure a smooth transition from external to internal power each TDAS PRO module contains a 9 6 volt 120 mAHr NiCad battery sufficient to sustain full power operation for a short time 10 minutes when fully charged DTS does not recommend performing tests using TDAS PRO equipment without the use of an external power source Note TDAS PRO LAB modules do not contain an internal back up battery Charging the Battery The internal back up battery is automatically charged whenever 12 15 volt external power is connected to the module The BAT LED
8. d support dtsweb com 5 Rev O TDAS PRO DIM User s Manual March 2006 Level Trigger Any one channel may be configured as a level trigger channel via the TDAS Control software When this channel is triggered all other modules in the TDAS PRO rack are also triggered Specifying a level trigger channel does not prevent the TDAS PRO DIM from responding normally to a hardware trigger Cable Integrity Verification The TDAS PRO DIM features the ability to check the integrity of the cabling from the module to the event sensor Using a 10K ohm resistor connected in parallel with the event sensor the TDAS Control software will test the external signal path for continuity This feature is turned on or off via the TDAS Control software 10K Q Pin 1 g m I ww NT Pin 2 9 14 m 30 ft Basic Care and Handling The TDAS PRO Digital Input Module is designed to be reliable and simple to operate Though resistant to many environmental conditions care should be taken not to subject the unit to harsh chemicals submerge it in water or drop it onto any hard surface WARNING Electronic equipment dropped from desk height onto a solid floor may experience as much as 10 000 Gs Under these conditions damage to the exterior and or interior of the unit is likely When transporting the unit treat it as you might a laptop computer and you should have no problems When not in use or if shipping is required we suggest that you always place t
9. elephone e mail or on site visits The best way to contact a DTS support engineer is to e mail supporti dtsweb com Your e mail is immediately forwarded to all DTS support engineers worldwide and is typically the fastest way to get a response particularly if you need assistance outside of normal business hours For assistance by telephone please go to http www dtsweb com support html to find the phone number appropriate for your region of the world support dtsweb com 3 Rev O TDAS PRO DIM User s Manual March 2006 Introducing the TDAS PRO Digital Input Module The TDAS PRO Digital Input Module DIM is a standalone 16 channel digital data acquisition system capable of recording virtually any on off condition Each channel is independently programmable for either contact closure or voltage event signals Any channel may be programmed for use as a level trigger for all modules in a single TDAS PRO rack system Event signals are easily connected via LEMO connectors on the front panel TDAS PRO DIMs may be used side by side with other TDAS PRO modules including Sensor Input Modules SIMs and Timed Output Modules TOMs This manual discusses the features and options available with the TDAS PRO DIM To identify the specific hardware included with your system please see your packing list Overview of TDAS PRO DIM Features e Built and tested for 100 G dynamic testing environments Crashworthy version only Sixteen fully isola
10. ge of data AND is used to mark zero time T0 In recorder mode this input is used to mark T 0 only Suggested Connector Sources DTS uses LEMO connectors on the TDAS PRO Digital Input Module If you need to purchase connectors we suggest first going to LEMO directly www lemo com Their web site and worldwide sales team are very helpful Should you have difficulty obtaining a specific part number they can suggest connector variations or alternates and explain options that may be useful for your particular application Another U S support dtsweb com 12 Rev O TDAS PRO DIM User s Manual March 2006 source is Alpine Electronics www alpine electronics com in San Jose California They are a stocking distributor for LEMO and LEMO compatible connectors DTS also uses industry standard D sub connectors manufactured by Northern Technologies on the TDAS PRO DIM If you need to purchase connectors there are many distributors for these and compatible D sub connectors including Digi Key www digikey com Allied www alliedelec com Future www futureelectronics com and Newark www newark com Contact information for Northern Technologies distributors can be found at www northerntech com support dtsweb com 13 Rev O TDAS PRO DIM User s Manual March 2006 Appendix B Mechanical Specifications Weight 740 grams crashworthy version m 1 37 inches 34 67 mm lt _ 4 89 inches 124 21 mm 1 inch 25 4 mm
11. he unit in the padded carrying case originally provided with your system TDAS PRO and TDAS PRO LAB equipment is not user serviceable and should be returned to the factory for service or repair Shock Rating All crashworthy TDAS PRO equipment is rated for and fully tested to 100 Gs 12 msec duration in all axes and can be mounted directly on a vehicle sled or other dynamic testing device All modules should be bolted securely to the rack and rack mounting methods and bolt selection should be carefully calculated so as to withstand expected support dtsweb com 6 Rev O TDAS PRO DIM User s Manual March 2006 shock loading and facilitate proper grounding See Appendix B for the module s mechanical specifications TDAS PRO LAB equipment is not rated for use in environments where it might be subjected to shock or vibration Thermal Considerations TDAS PRO systems use extensive power management to minimize heat generation Since the system draws the most power when armed running the calibrations and arming as late as possible will minimize self heating It is extremely unlikely that excessive heat will ever be an issue in real world testing applications using TDAS PRO systems However if high ambient temperatures expo sure to other heat sources or severely restricted airflow will cause case temperatures in excess of 50 C too hot to touch comfortably the airflow created by a small fan will increase heat transfer by a factor of 3
12. ion is enabled Powering down a module takes 30 seconds Before restarting a module wait until all module LEDs go completely dark and then wait 10 seconds more to be sure An incomplete power down power up cycle can result in errors so be certain to follow proper procedures CAUTION Unless the rack MID or single module device is connected to external power the module will power up using back up battery reserves Communication Features Communication Methods Either RS232 serial or Ethernet communication methods are possible given the proper hardware and cables Ethernet communications are only possible via a TDAS PRO rack RS232 communications are available via a TDAS PRO rack TDAS PLUS MID or TDAS PLUS Single Module Device Communication is enabled after the power up sequence has completed 5 seconds Please see your packing list for the cables provided with your system to determine what communication options you have support dtsweb com 9 Rev O TDAS PRO DIM User s Manual March 2006 LED Indicators The TDAS PRO DIM has two LEDs BAT blinking red yellow green and T O red The BAT LED provides ongoing power status only when the module is powered up and communicating LED Status Battery Voltage Please pay close attention to the BAT LED as it will indicate if the power is acceptable green low yellow or at a critical level red WARNING Do not perform any critical tests when the BAT LED indic
13. ssss5255555555555555555555u55000us50uuunnnunnnnnnnnnnnnnnnnnnnn nnn 7 Power CONSUME OR us neos peus Oae EAEI AVOUE TAU EE iaa NEEE 7 Internal Back up Battery oo dopo oi a ae co a a dades A noe eda deu ado ducc b al Ea 8 Gharging the Battery mremen editus teen d s Mean suu ou i cx Av werde a Md Tales da 8 Battery Capacity esr vsus kao is ER x RREREPROYXE KXRENFATERE EF FRA WERRUEREPARUAEEKERKEAVEREWEEEPKR EE ERA 9 Battery Life CyCle aloe peser koe eR RUE EATER ERR EF ERR EBENE Fre rk Pa ex Fux CaM REP NEUE 9 Power up and Power down Procedures eeesseeseseeeeseen enne 9 COMMUNICATION Features caesa ko uucsu suos oe Susa RRRRRREEHEERUEARRAERAFRRRREERSERRRAR EF ERREERUAS 9 COMMUNICATION Methods e eiu cose ds oa pera te ae te don ida o REX EX qud neue Ea gea CE a R iE 9 zb MR TEN 10 15 pin Interface Connector DBI5M iesu exin arn eo i S KD Rc PT e a a 10 Appendix A Connector Information eee eeee essen nenne nnne nnn nnn 11 Suggested Connector SOUFCGS ii si sire s bc a Y2X RR XR RERWERAA E RERAERERA YA KANTEN DRRRIENER 12 Appendix B Mechanical Specifications ee esee eese eese nenne nnn nnn nnn 14 support dtsweb com ii Rev O TDAS PRO DIM User s Manual March 2006 DTS Support TDAS systems are designed to be reliable and simple to operate Should you need assistance DTS has support engineers worldwide with extensive product knowledge and crash test experience to help via t
14. t the actual useful battery capacity will depend upon the number of channels in use and whether or not the battery was fully charged before testing When fully charged the internal battery will provide at least 10 minutes of operational power when fully armed Battery Life Cycle Charging practices can affect the useful operational life of the internal back up battery For example a battery that is used for short periods but never properly charged will have a relatively short life Conditioning the battery may be useful three deep discharge recharge cycles may help increase battery performance The usable period for the battery is greatly shortened near the end of its service life and should be replaced when its capacity has decreased to 50 of its initial capacity The battery is not user serviceable the unit should be returned to the factory for battery replace ment Note Factory calibration service includes the replacement of the battery if necessary Power up and Power down Procedures TDAS PRO modules are powered up when the proper signal is connected at the 15 pin interface connector This is typically accomplished via a TDAS PRO rack TDAS PLUS MID or TDAS PLUS Single Module Device The absence of the same signal will turn off the module unless it is armed for data collection in which case it will remain on until the module is disarmed or power reserves are exhausted Power up of the module takes 5 seconds after which time communicat
15. t dtsweb com 11 Rev O TDAS PRO DIM User s Manual March 2006 15 pin interface connector DB15M D3 15PTES panel view Suggested mating connector P N D3 15STS Power in 12 15 VDC Power in 12 15 VDC Power in ground Power in ground Turn on signal Connect to power ground to turn module on Leave open to turn off Has a 15 second time constant before turn off occurs Status output Used to indicate status while the unit is armed and waiting for event Monitors power A D conversion and event circuits 5 V output means the unit is not ready An open circuit means that the unit is armed recording 7 High speed data transfer clock output Used for synchronizing high speed data transfers to a TDAS PRO rack using Ethernet communication Slot program bits Pin 10 bitO pin 9 biti pin 8 bit2 Active low by connecting to power ground All open slot 1 all low slot 8 Serial communication transmit line 0 5 V UART 38 4K on power up Redundant memory back up power input typically 3 3 V from TDAS PRO rack Serial communication receive line 0 5 V UART 38 4K on power up High speed data transfer output Used to quickly transfer collected data files to a TDAS PRO rack during data download using Ethernet communication 15 Event T20 Logic low or contact closure with respect to power ground This input may be used in two ways Incircular buffer mode this input actually initiates stora
16. ted contact closure or voltage event channels Self powered contact closure event inputs Voltage event input range of 3 15 volts Electronic identification EID support Internal back up battery with a capacity of 10 minutes for safe operation even with loss of primary power Crashworthy version only e Simple 15 pin interface connector for use with TDAS PRO racks and TDAS PLUS Module Interface and Single Module Devices e LED indicators for power and event status Please see the DTS web site www dtsweb com for the latest hardware specifications TDAS PRO DIM Connector LED Panel Sixteen isolated protected and self powered contact closure or voltage event digital input channels are available via the LEMO connectors on the front panel Each channel is independently programmable See Appendix A for connector information and pin assignments support dtsweb com 4 Rev O TDAS PRO DIM User s Manual March 2006 Using the Contact Closure Input These inputs can be used two ways simple contact closure or via an external semiconductor switch Type of Contact Closure Operational Parameters Self powered Simple Contact Closure tape switch or other on off device No polarity requirement Can be configured as normally open H gt or e normally closed External Semiconductor Self powered Switch Proper polarity must be observed C _ lt 300 ohms logic one gt 4500 ohms logic zero
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