DBI version 002 User Manual
Contents
1. Flight recorder data upload DBI 002 User Manual issue 5 2003 07 18 Page 6 29 1 3 Specification Altimeter Range feet x Total error Total error Total error 1000 feet at 25 C feetat 30 C feet at 70 C 1 to6 30 52 43 6 to 8 40 70 58 8 to 10 45 78 65 10 to 12 50 87 72 12 to 14 55 96 79 14 to 16 60 105 87 16 to 18 65 113 94 18 to 20 70 122 101 20 to 22 75 131 108 22 to 25 85 148 123 25 to 30 100 175 145 30 to 35 120 210 174 35 to 40 135 236 195 Rate of climb variometer Absolute error 0 1 meter per second Scale error 0 15 96 of reading Time constant configurable 1 6 to 6 0 seconds Barometric setting Total error 900 to 100 hPa 0 2 meter DBI 002 User Manual issue 5 2003 07 18 Page 7 29 Ambient thermometer Range C 50 to 25 25 to 0 0 to 50 50 to 75 75 to 100 100 to 125 Envelope thermometer Range C 25 to 0 0 to 50 50 to 75 75 to 125 125 to 150 150 to 175 175 to 200 Physical dimensions Item Length Height Depth Weight Total error C 3 RWNDM P Total error C Value 131 110 31 480 DBI 002 User Manual issue 5 2003 07 18 4 RWNM hw Ww Page 8 29 Environmental ratings Item Vibration Shock Radio Frequency Susceptibility Radio Frequency Emission Explosion Humidity Water Sand and Dust Salt Spray Fungus Resistance Magnetic Effect Operating temperature and ambient pressure Ambient Pressure storage Temperature2. Page 21 29 3 6 Configuration Configuration of the DBI shall be done only in non flight mode This is done by connecting the DBI to a standard PC type computers serial port with the DBI interface cable The PC shall execute the DBI configuration program Air data unit selection The DBI displays selectable units for flight data Programmable air data units are e Altitude unit meter or feet Altitude unit toggle mode off or static or timeout Rate of climb meter per second or feet per minute Barometric setting unit hecto pascal or inch mercury Temperature unit celsius or fahrenheit NOTE Flight data units is displayed during DBI flight mode Unit selection shall be fully understood by the operator prior to flight usage Acoustic rate of climb e Acoustic indication threshold and signature Acoustic high and low altitude warning e Acoustic indication thresholds and signature Acoustic envelope temperature warning e Acoustic indication threshold and signature Flight recorder e Date and time e Flight recorder start mode DBI 002 User Manual issue 5 2003 07 18 Page 22 29 DBITX1 envelope temperature transmitter identification The DBI is programmed with a 5 digit identification code labeled on the DBITX1 envelope temperature transmitter used The DBI stores maximum 8 different codes Automatic power off The automatic power off function enabled or disabled Flight recorder start mode The flight recorder
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4. start mode 1 of 4 selected or disabled Altimeter unit toggle Altitude unit toggling mode selected or disabled Alt warning limits setup Direct alt warning limit setup enabled or disabled DBI 002 User Manual issue 5 2003 07 18 Page 23 29 4 Maintenance 4 1 General The DBI contains NO internal serviceable parts If subject to malfunction or other damage an approved service agent shall be used Operator maintenance is limited to cleaning and battery inspection 4 2 Battery e Inspect screw cap battery support tube and inner contact for contamination If contaminated clean with soft cloth e Replace batteries if poor endurance is observed Type is NiMH size AAA Always replace both e Remove batteries prior to DBI long time storage 4 3 Cleaning e Use water and kitchen dish detergent to clean the DBI dry with soft cloth e Be cautious not to scratch the transparent polycarbonate front cover with hard tools DBI 002 User Manual issue 5 2003 07 18 Page 24 29 4 4 Calibration check General The DBI shall be checked for static pressure acquisition tolerances every 24 month or according to national regulations This should be done ONLY by approved organizations to conform with national regulations Approved service station can obtain drawing and instructions for calibration from below stated service agents Control setup Place the DBI in a pressure sealed chamber connected to a pressure calibrator The cham
5. 99 to 99999 meter 1 meter resolution Displayed Imperial range is 9999 to 99999 feet 1 foot resolution Unit static toggle enabled Double clicking the C Time push button toggles unit m or ft Unit timeout toggle enabled Double clicking the C Time push button toggles unit m or ft for 2 seconds DBI 002 User Manual issue 5 2003 07 18 Page 15 29 Rate of climb variometer Rate of climb is displayed analog and digital Response time can be configured between 1 2 to 6 0 seconds fast to slow Analog rate of climb variometer An analog scale displays rate of climb Zero indication is at 9 o clock Climb is indicated clockwise from 9 o clock Descend is indicated counter clockwise from 9 o clock Range is fixed at 5 meters per second 1000 feet per minute This range is fixed marked on display Rate of climb or descend over 5 meters per second is indicated by a blinking analog variometer display Digital rate of climb variometer Rate of climb descend is displayed with digits NOTE No sign is displayed Metric range is 0 to 99 9 meter per second with one decimal place Imperial range is O to 9900 feet per minute in 10 th increments Barometric setting Metric range is 900 to 1100 hPa with one decimal place Adjustment fraction is 100 hPa 1mbar Imperial range is 26 58 to 32 48 InHg with two decimal places Adjustment fraction is 0 02 InHg DBI 002 User Manual issue 5 2003 07 18 Page 16 29 Acoust
6. DBI version 002 User Manual Free Balloon Flight Instrument BARO SET DBI 002 User Manual issue 5 2003 07 18 Page 1 29 Safety The manufacturer has designed this instrument to be safe when operated Do not use this instrument for any other purpose than stated Note the DBITX1 is a secondary temperature indicator and shall only be used together with a melting fuse temperature flag primary temperature indicator Operating restrictions This instrument should ONLY be used in ships referred as free balloons carrying open fire or inert gas balloons Make sure the battery capacity is enough to ensure a safe flight Abbreviations DBI DigiTool Instruments free balloon flight instrument DBITX1 DigiTool Instruments envelope temperature transmitter LCD Liquid Crystal Display RTCA Requirements amp Technical Concepts for Aviation m s Meter per second fUmin Feet per minute InHg Inch mercury pressure unit hPa Hecto pascal pressure unit equals millibar F Degrees fahrenheit temperature unit C Degrees celsius temperature unit V Volt VAC Volt alternating current mm milli meter length unit gram mass unit DBI 002 User Manual issue 5 2003 07 18 Page 2 29 Table of Contents 1 INTRODUCTION eere 4 1 APPROVALDS uu orc ILS LI LL A Si ne meara 4 1 2 DESCRIPTION cccceccccececcececececeee Renee nemen riter re ra aes 5 1 3 SPECIFICATION
7. Envelope temperature UTC time UTC time and elapsed time DBI 002 User Manual issue 5 2003 07 18 Page 19 29 Altitude sound warning limits setup e The altitude sound warning limits can be set up by the configuration procedure see 3 6 or direct on the DBI e To use the direct set up method it has to be enabled by the configuration procedure see 3 6 Direct set up method enabled Press C Time and buttons simultaneously to enter set up mode Press or button to ALT display Select meter Select feet Increase ceiling Press C Time Decrease ceiling button to walk through set up states Increase floor QNH display Decrease floor Enable and return Disable and return DBI 002 User Manual issue 5 2003 07 18 Page 20 29 3 5 Internal batteries battery charge Internal batteries The DBI is powered by two rechargeable NiMH AAA batteries These can be replaced via the battery access screw cap Charge e The DBI is charged by connecting the DBI interface cable and the mains 230 110 VAC charger e The charge process is fully automatic and takes approximately one hour from fully discharged condition This is indicated by fast moving battery indicator e Completed charge phase is indicated by slow moving battery indicator Operational recommendations See paragraph 4 2 Maintenance batteries DBI 002 User Manual issue 5 2003 07 18
8. High Operating Temperature Low Operating Temperature High Storage Temperature Low Storage DBI 002 User Manual issue 5 2003 07 18 Limitations RTCA DO 160D section 8 Category M RTCA DO 160D section 7 RTCA DO 160D Change No 3 section 20 2 category Y Test done to 1 GHz only RTCA DO 160D section 21 2 category H Checks to 1 GHz only RTCA DO 160D section 9 category X RTCA DO 160D section 6 category A RTCA DO 160D section 10 category W RTCA DO 160D section 12 category X RTCA DO 160D section 14 category X RTCA DO 160D section 13 category X RTCA DO 160D section 15 3 category A RTCA DO 160D section 4 category paragraph 4 3 Section C4 0 to 2000 hPa 70 C 30 C 100 C 55 C Page 9 29 e Use the cord to strap on a suitable item for example a propane tank or the overhead frame support e Look the cord using the D rings D rings Cord DBI 002 User Manual issue 5 2003 07 18 Page 10 29 Time ALT wax 35000 tt BARI SET Bat oo C ZTimt amp DBI 002 User Manual issue 5 2003 07 18 Page 11 29 Display view list Control push buttons function Function Action 1 Decrement baro setting Click 2 Increment baro setting Click 1 2 Power OFF instrument Hold 2 seconds 3 Power ON instrument Click 3 Clear flight time Hold 2 seconds 3 Start Flight recorder Selectable Hold 2 seconds 3 Sound warn
9. application program enables configuration off and flight recorder access to the DBI Functionality is described when running the application To use the application program follow these steps e Install the application e Connect the DBI to the PC s serial port via the interface cable e Power on the DBI e Start the application 5 5 DBITX1 envelope temperature transmitter The DBITX1 is described in DBITX1 User Manual DBI 002 User Manual issue 5 2003 07 18 Page 29 29
10. ber shall have a viewing window enabling reading of DBI display Control procedure e Set th DBI barometric setting to 1013 hPa e Subject the DBI to pressure altitudes listed in paragraph 1 3 Specification altimeter column 1 by means of a pressure calibrator e Compare displayed altitude reading to be within column 2 max error tolerances Recalibration procedure The DBI is recalibrated for offset error by using the DBI application program together with above control procedure data This functionality shall ONLY be used by an national approved service station DBI 002 User Manual issue 5 2003 07 18 Page 25 29 4 5 Approved service agents Name Location Contact DigiTool AB Sweden tel 46 8 343410 Email service digitool se Or any by national Worldwide Check with your C A A CAA listed DBI 002 User Manual issue 5 2003 07 18 Page 26 29 5 Support apparatus 5 1 Mains battery charger One charger is supplied with the DBI It connect to the DBI via the interface cable The mains charger input voltage range is market on the charger 5 2 Interface cable PC computer DBI connector charger connector connector DBI 002 User Manual issue 5 2003 07 18 Page 27 29 5 3 Mains charger ET g i T d 2 mains input interface cable connector DBI 002 User Manual issue 5 2003 07 18 Page 28 29 5 4 DBI PC application program The
11. ic rate of climb variometer e Sound signature is separately configured for climb and descend e Configurable signature On Off Activation threshold sound repetition interval scale factor Acoustic altitude high warning e Warning signal is activated on climb transition passing configured altitude high warning limit e Warning signal is deactivated below altitude high warning limit e Warning signal is deactivated by pressing the C Time pushbutton Acoustic altitude low warning e Warning signal is activated on descend transition passing configured altitude low warning limit e Warning signal is deactivated above altitude low warning limit e Warning signal is deactivated by pressing the C Time pushbutton Acoustic envelope temperature warning e Warning signal is activated when exceeding configured temperature high warning limit e Warning signal is deactivated below temperature high warning limit e Warning signal is deactivated by pressing the C Time pushbutton Flight time timer e Elapsed time is displayed Range is 00 00 to 99 59 hour min Timer is CLEARED on power up Timer is CLEARED by pressing the C Time pushbutton for more than 2 seconds DBI 002 User Manual issue 5 2003 07 18 Page 17 29 Ambient thermometer Ambient temperature is displayed with 3 digits Imperial range is 60 to 257 F Metric range is 50 to 125 C Envelope thermometer The DBI receives envelope temperature from the DBITX1
12. ing reset Selectable Click 3 Toggle altimeter unit Selectable Double click 2 3 Altwarning limits setup Selectable Hold 2 seconds Display items Item Unit 4 QNH setting hPa or InHg 5 Battery status 5 to 0 segments 6 Analog rate of climb Scale fixed 7 Digital rate of climb ft min or m s 8 Envelope temperature eC or F 9 Ambient temperature 10 Altimeter meter or feet 11 Flight time hh mm DBI 002 User Manual issue 5 2003 07 18 Page 12 29 3 2 Side views Right hand side Ambient temperature sensor Interface connector Left hand side Battery screw cap Acoustic rate of Negative facing OUT climb aperture DBI 002 User Manual issue 5 2003 07 18 Page 13 29 3 3 Back views Type label DBI 002 User Manual issue 5 2003 07 18 Page 14 29 3 4 In flight operating functions Power On Off The DBI is powered ON by pressing the C Time push button This button is also marked ON The DBI is powered OFF by pressing the two BAR buttons simultaneously for 2 seconds These two buttons are also marked OFF Auto power off enabled The DBI powers off automatically when acquired static pressure has changed less than 0 5 hPa 4 meters altitude change at 1013 hPa during 30 seconds during a 30 minutes time interval Prior to the auto power off the altitude display digits shows OFF Altimeter Altitude is displayed with 5 digits Displayed Metric range is 99
13. provals This device DBI version 001 is approved by the Swedish civil aviation following the documents TSO C10b with subdocument AS8009 for pressure altimeter systems and TSO C8d with subdocument AS80716 for vertical velocity instruments Swedish Civil Aviation Approval number is MSU 2 00 German Approval JTSO C8d AND JTSO C10b DBI 002 User Manual issue 5 2003 07 18 Page 4 29 1 2 Description The DBI is a integrated flight instrument designed specifically for free balloons operation Flight data visually presented to the operator are e Altitude rate of climb and barometric setting air data Ambient temperature Balloon envelope temperature Elapsed flight time Flight data acoustically presented to the operator are e Rate of climb Envelope temperature high warning Altitude high warning Altitude low warning Control of the DBI is done via three push buttons Power On Off Barometric setting Elapsed time timer clear Altimeter unit toggle Selectable Flight recorder start Selectable Sound warning reset Selectable Altitude sound warning limits setup Selectable Flight data recorded during flight are e Barometric setting e Static pressure altitude and rate of climb e Envelope and ambient temperatures e Date and time DBI 002 User Manual issue 5 2003 07 18 Page 5 29 In non flight an interface connects the DBI to standard PC computers e Configuration e Internal battery charge e
14. temperature transmitter normally located at the top of the envelope Envelope temperature is displayed with 3 digits Imperial range is 13 to 392 F Metric range is 25 to 200 C Loss of data reception is displayed as The DBI is configured with identification codes unique for each DBITX1 The DBI can be configured with up to 8 codes NOTE Only one DBITX1 shall be active during flight Battery monitor Battery charge status is displayed with a battery symbol containing 0 to 5 segments Segments Continuing operation hours 5 50 4 40 3 30 2 20 1 10 0 1 DBI 002 User Manual issue 5 2003 07 18 Page 18 29 Flight data recorder e During power on flight data is recorded e Storage capacity is up to 170 hours and older data is overwritten e Start mode is configurable Flight recorder start modes Mode Description Off Disabled Power on Starts at DBI power ON Altitude takeoff Starts at 1 hPa ambient static pressure decrease approx 8 meters Altitude takeoff Starts at 1 hPa ambient static pressure clear lap decrease approx 8 meters also clears elapsed flight timer Start Restart at Starts at manual elapsed flight timer clear manual lap clear Flight recorder data Recorded raw data Derived data Barometric setting Altitude Acquired static pressure Ambient temperature Ambient temperature Envelope temperature
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