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Druck ADTS 405 - GE Measurement & Control

1. page ADTS 405 General View ttttttttttttttttttttttttttttss tst titt ttt ttes 1 2 ADTS 405F General View ertt ttt ttt 1 2 s enmuensegcceme c 2 3 ADTS 405 Altitude Reference aa s acasesssesescassecensassaessssaiesesseasasanseanesuiasoessasessavensasvadansdentennseseatetberecgsoes 2 8 ADTS 405F Altitude Reference ttti ttti ttti 2 9 ADTS 405 General View ADTS 405 Rear Panel View ADTS 405F Generdl VIEW erret Ee tette iiit ente Front Panel Main Pressure Display Leak Measure Mode tts 3 12 Main Pressure Display Control Mode 3 13 Single Display s 3 15 Dual Display 3 16 TriplexDISpleal inaron 3 16 Rate Timer Display Aeronautical Units ansa tsttttttntnnnnntnnttctos 3 17 Rate Timer Display Pressure Units tentent nttnntnncttotod 3 17 Pt Only Display Fault Finding Chart isis ianen 5 6 Altitude Correction Rack Mounting ttti testis 6 22 Altitude Correction On aircraft ARINC 565 Operating Irmits socio ttr trt reete itte ete repetere bg e List of Tables page Monum cT M intengnee ChQrU _ e cU Materials LS m Tool and Test Equipment Requirements FQ lEPIm difg a u wa e Emor MESSAGES SL u EE NAVAN IMIS SS CG OS yau aan ananassa ntum di erem E nis K114 Issue No 9 Druck ADTS 405 User Manual viii Abbreviations The following abbre
2. s CONFIG MORE DATE FORMAT ttt CONFIG MORE SETUP MODE ssssssscssssesssctsstencsosesesbonssnctobessadpsvssnisinnnesbscetosonsinsnsntint CONFIG SPEED AUTO ZERO i CONEPIG SPEED CAS TAS S Z u ua teret co ret teh HR e Eu CONFIG SREED Pt TEMPERATURE LL UU ette tette CONFIG RATE TIMER CONFIG RATE CONFIG LEAK MEASURE AUTO LEAK ON OFF CONFIG LEAK MEASURE AUTO LEAK LOCK tt tttttttttcenenntn CONFIG LEAK MEASURE AUTO LIMIT ON OFF ttt CONFIG LEAK MEASURE AUTO LIMIT LOCK CONFIG GROUND aires sr K114 Issue No 9 vii Section 6 5 Figure Figure 1 1 Figure 1 2 Figure 2 1 Figure 2 2 Figure 2 3 Figure 2 4 Figure 2 5 Figure 2 6 Figure 3 1 Figure 3 2 Figure 3 3 Figure 3 4 Figure 3 5 Figure 3 6 Figure 3 7 Figure 3 8 Figure 3 9 Figure 5 1 Figure 6 1 Figure 6 2 Figure 6 3 Table Table of Contents contd page elitum 6 34 el Ke MOTE oasis uu aa ananassa aasma ana a okanpanahasa aa qataypa tones 6 34 CONFIG ETPJTAUTO RUN aant rrr trennen anan 6 34 CONFIG ETP ERASE PROGRAMS CONFIG ETP RESULT 6 34 CONFIG y or a nudge keys 6 34 CONFIG OOO TC SAA AARE EAR 6 34 SSIES UE O Ie oS 6 35 ZOME 2 Hazardous Ared DeTIDIEOFI ssssccdeczssccesssssvedssusscsussccnassssedatstgessaisdsesasssnensasconssbadecdssccdscsbvecbenstts 6 42 List of Illustrations
3. 40jeo2iput yo SJ0j98uuoo dsip 7 acm 40 Sia snjejs eA BA pue uondo 104 J plouajog d 49A0 pesde 3 ulajsAS Bde m K114 Issue No 9 Druck ADTS 405 User Manual 3 1 OPERATION Preparation WARNING OBSERVE SAFETY PRECAUTIONS STATED IN LOCAL ORDERS AND THE AIRCRAFT OR EQUIPMENT SERVICING PROCEDURES Make sure the electrical and pneumatic connectors electrical cables and pipes and positioning of the ADTS 405 comply with the instructions and requirements in Section 2 Installation Carry out the following before use e If necessary carry out the maintenance task detailed in Section 4 e Make sure the air data test system power supply switch on the front panel is set to OFF Connect the air data test system to the electrical supply make sure the supply includes a connection to a protective earth e Inspect the pneumatic hoses for damage ingress of dirt and moisture Make sure the aircraft adaptors are serviceable Connect to the air data test system the hoses necessary for the test procedures to be carried out red hose to the STATIC output Ps blue hose to the PITOT output Pt Temporarily seal the free ends of the hoses Note When connected take care not to kink or stand on the hoses Connect the hand terminal to the air data test system through the HAND TERMINAL connector on the front panel If necessary connect the hand terminal through the extension cable Before use the ADTS 405 should be teste
4. K114 Issue No 9 3 26 Operation 3 17 o 3 18 SETUP and CONFIGuration The SETUP key provides access to secondary functions using a menu system extends the keyboard and allows many of the ADTS 405 functions to be customised All changes made under SETUP are temporary and will be lost when the system is switched off The range of options allowed in set up is determined by the set up mode Holding down the F1 key while pressing SETUP provides access to the CONFIGuration mode CONFIGuration is similar to SETUP with many identical functions The changes made under CONFIGuration are permanent and remain set after the system is switched off CONFIGuration can be used to change the power up default settings of the ADTS 405 functions Note Access to the CONFIGuration mode may be protected by a PIN Quick Reference The quick reference charts show full set up minimum set up and configuration functions In the key selection column the following applies ALT Key NEXT Item in menu soft key SINGLE DOUBLE Sequence of parameters selected by NEXT key craft1 craft2 Sequence of names selected by NEXT key data entry Enter number from key pad The display shows the main pressure display Leak Measure or Control mode Set up example Press SETUP and the display shows Pressing a function key F1 to F4 enters the set up menu When in set up pressing a key F1 Units ALT Ps in this example enters SETUP i
5. Install Maintain Make sure Operate Power up To bring to a more satisfactory state to manipulate controls levers linkages etc to return equipment from an out of tolerance condition to an in tolerance condition To bring into line to line up to bring into precise adjustment correct relative position or coincidence To fit and secure together the several parts of to make or form by combining parts To determine accuracy deviation or variation by special measurement or by comparison with a standard Make a comparison of a measure of time pressure temperature resistance dimension or other quality with a known figure for that measurement To detach the connection between to separate keyed or matched equipment parts To take apart to the level of the next smaller unit or down to all removable parts To perform a critical visual observation or check for specific conditions to test the condition of Correctly attach one item to another Review the work carried out by Specialists to make sure it has been performed satisfactorily To perform operations necessary to properly fit an equipment unit into the next larger assembly or system To hold or keep in any particular state or condition especially in a state of efficiency or validity To confirm that a proper condition exists to find out with certainty Make sure that an item or system functions correctly as far as possible without the use of t
6. For single pipe testing of airspeed indicators or similar requiring only Pt pitot connect the UUT to Pt pitot The Ps static output must be left open to atmosphere no blanking cap to provide a reference pressure The Pt ONLY mode of operation must be used in this configuration For single pipe testing of altimeters or similar requiring only Ps static connect the UUT to Ps static The Pt pitot output should be left with a blanking cap fitted The Ps ONLY mode of operation must be used in this configuration Positioning of the ADTS 405 It is important that the position of the ADTS 405 in relation to the components under test is known An altitude correction must be made to allow for the difference in height between the reference level indicated on the mimic panel and the components under test The Reference section contains details of altitude correction SETUP ALTITUDE WARNING OBSERVE THE APPROPRIATE SAFETY INSTRUCTIONS AND PROCEDURES DETAILED IN THE COMPONENT MAINTENANCE MANUALS rack mounted ADTS 405 altitude correction value reference level Corrected altitude Altitude measurement Altitude correction value Figure 2 2 ADTS 405 Attitupe REFERENCE K114 Issue No 9 Installation 2 9 2 6 Positioning of the ADTS 405F WARNING DO NOT DISCONNECT THE ATEX CERTIFIED HAND TERMINAL WHEN ENERGIZED IN THE HAZARDOUS AREA THIS CAN CAUSE AN EXPLOSION To operate safely the ADTS 405F must be
7. Civil limits to set and store Max limits for the first time enter configuration The Max limits depend on the range of the pitot channel either 850 or 1000 knots see section 1 3 operating limits 2 The system s defined STANDARD CIVIL and MAX limit sets cannot be redefined A defined set can be edited but must be saved using a different name This method could save time K114 Issue No 9 6 30 Reference and Specification NAME The aircraft name or component sustem name number is used for selecting the set of limits in SETUP or CONFIG Enter up to 8 characters using 0 to 9 minus decimal point and any alphabetic characters in any order or combination To enter a alphabetic character A to Z press ALPHA and use the nudge keys to change to the required character Press ALPHA again to enter another alphabetic character Press BACK to delete the last character When editing text use the CLEAR QUIT key to cancel editing MIN ALT MAX ALT MIN CAS MAX CAS These are the fundamental aeronautical unit limits MAX MACH This limit only applies in aeronautical mode It can be used to set q maximum Mach e g Mach 1 05 If a Mach limit is not required enter a high value e g 10 The Mach limit can be changed or disabled in full set up mode using SETUP MACH see SET UP MACH for further details on Mach limits MAX ROC MAX RATE CAS These limits are the maximum rate of change for altitud
8. K114 Issue No 9 4 2 Maintenance 4 2 Materials This lists materials required for the user to maintain the ADTS 405 The item number and name in the table identifies the item in the maintenance tasks for example Use a soft bristle brush item 4 Table 4 2 The description provides further information required to identify the item m 1 Item Name Description Cloth Cotton Lint Free Alcohol Isopropyl MIL A 10428 Grade A Detergent Mild Liquid Brush Soft bristle MIL B 43871 Note Equivalent substitutes can be used Tase 4 2 MATERIALS List 1 2 3 Ref Code Nomenclature Manufacturer s part number Voltmeter Digital Fluke series Il Type 77 H7291 Note Equivalent substitutes can be used Taste 4 3 Toot AND Test EQUIPMENT REQUIREMENTS K114 Issue No 9 Druck ADTS 405 User Manual 4 3 4 5 Maintenance Tasks A Visually inspect the unit for obvious signs of damage and check that all the equipment is present record any deficiencies Visually inspect the pneumatic output connectors for damage Inspect the small o ring on each pneumatic output connector for cuts and any signs of wear if necessary replace as detailed in 4 4 Visually inspect pneumatic hoses electrical cables for cuts splits and damage replace as necessary Before use power up the unit as detailed in Section 3 Check the date of the last calibration and if necessary refer to task E Record any error messages and refe
9. Pitot temperature 0t is used in the calculation of TAS To enter Ot Press SETUP Press SPEED Select Pt TEMPERATURE Enter the temperature measured by the aircraft s Pitot temperature sensor Press QUIT CLEAR three times to return to user display mm 3 O 9 O 50023232 Note Pitot temperature can only be changed in Full Set up mode K114 Issue No 9 3 22 Operation Airspeed Switch test The following example shows how an airspeed switch qn be functionally checked Note For low airspeed switches i e 130 knots the Pt Only facility could be used Press LEAK MEASURE CONTROL to enter control mode Press SPEED Qc If necessary press RATE and enter a change of airspeed low enough to observe switch operation Enter an Aim value below the operating limits of the switch i e airspeed switch operating at 130 knots 2 knots set 127 knots Press ENTER and observe the airspeed changing Using the nudge facility set to an appropriate step value increase the Aim value Increase the Aim until the switch operates contacts close and record the value Change the Aim to above the airspeed operating range i e 133 knots Repeat the steps decreasing the Aim value until the airspeed switch operates contacts open and record value This procedure can be repeated If many operations of a switch are required use the oscillating facility detailed in Full Set up The above method can be used for the other parameters E
10. by a suitable printer through the serial output port A test simulator in the TPM option gives the operator a method of developing a test program The new test can be verified on the PC at up to fifty times normal speed to reduce test time EXECUTING TEST PROGRAMS without auto run 1 Press the EXECUTE TEST PROGRAM key This displays the first of the available test programs The top line shows the file name and the second and third lines show the TITLE Use NEXT or PREV to step through the available programs until the required program is displayed Press RUN to select the program The display shows a menu allowing the following selections F1 Run all tests This starts the program from the beginning F2 Run specific tests This allows execution to start with any one of the individual TESTS contained within the test program Use NEXT PREV and SEL as above Select Run all tests The display returns to the normal user display TP in the bottom right hand corner of the display indicates execution of a test program Various commands prompts the operator by displaying messages on screen such as Press the ETP key The ETP key is the general key for moving onto the next step The CLEAR QUIT key should only be used to terminate test program execution At the end of each test the operator has a choice of continuing exiting test program execution or going to manual mode K114 Issue No 9 Druck
11. ttti titt ttti ttt titt ttti ttttttstte Engine Pressure Ratio EPR scatet trabe petes AR 3 15 Testing Aircraft Systems or UUT 3 15 1 Go to Ground and Shut DO Wm_ e ssessnnnnnnnntntntnttttttttttttttsssssssid 3 24 3 16 OPON i e MP 3 25 SCPI IEEE 488 Option 3 25 Altimeter Encoder Option 3 25 ARINC 429 Option 2 65 3 17 SETUP and CONFIGuration siseses iita 3 26 3 18 O ele Re feren66r susunan sana le ln tlie rt ana cete td teneant 3 26 4 MAINTENANCE 4 1 WYER CU CRON per E 4 1 4 2 Mieirigo re c 4 2 4 3 bafe facsteremie uoi sm 4 3 44 Routine MaImtenange re tirer ree En eee p pa e e RI pete ponit 4 4 5 TESTING AND FAULT FINDING 5 1 JUICIO tie N nena E E EE O EEA OA 5 1 5 2 Standard Serviceability Test ananassa 5 2 5 5 Self test Errors 5 4 Venting after Over pressure 5 5 FUE DIAGNOSIS e 5 5 5 6 Further Testing Test Environment and Preliminary Operations s 5 8 Pressure LEAK CHEEK uuu auqa ata sisal aimee cies anan 5 8 Vacuum Leak Check 5 9 Controller Stability 5 10 5 Testing an Option Facility 5 11 Testing the IEEE 488 FaellilU LL a ttt rrt i e EE a 5 11 Configuring and Enabling the IEEE 488 Facility ses 5 11 Programming a Test of the IEEE 488 Facility Connection of the IEEE 488 Facility ttes Testing the Altimeter Encoder Option ettet C
12. 000 ft min can be achieved with a volume of 10 litres 600 cubic inches connected to the static Ps channel and 6 7 litres 400 cubic inches connected to the pitot Pt channel Control Response The required operating pressure value will be achieved without any overshoot independent of the system volume on either Ps or Pt channels The system response to input commands takes place within a 400 millisecond period K114 Issue No 9 Druck ADTS 405 User Manual 6 41 Dynamic Testing The ADTS 405 can generate sinusoidal variations of either the Ps or Pt or both channels Frequency and amplitude of the required oscillation can be programmed external volumes limit the achievable results Maximum drift from the mean value during dynamic testing should be no more than twice that specified for steady state testing Control Offset The displayed value will be within the control stability values for the appropriate channel K114 Issue No 9 6 42 Reference and Specification Zone 2 Hazardous Area Definition Defined as an atmosphere where explosive vapours may be present in an air breathable atmosphere Ony use ATEX CERTIFIED EQUIPMENT IN THIS DEFINED AREA USING NON CERTIFIED EQUIPMENT RISKS AN EXPLOSION In an aircraft hangar explosive vapour may be present around an aircraft The amount of explosive vapour varies and depends on local conditions such as hangar ventilation prevailing metrological conditions and the d
13. 5000 ft measure leak Alt 5000 Leak Measure Set rate timer wait 05 00 minutes test 01 00 minutes WAIT RATE F1 00 00 TIMER F2 00 00 F3 05 00 Alt 4996 Alt 4996 Leak Measure Leak Measure 00 30 TIMING 04 36 WAITING Display shows alternating time Display shows alternating wait time countdown and TIMING message countdown and WAITING message ROC 15 00T ium Display shows RtCAS 1 97T kts m T rate timer result Timed Rates Note Compressing a gas generates heat Gas heated or cooled in an enclosed volume causes a pressure change It is important especially for leak testing to allow enough time for the heated gas to cool and the pressure to stabilize When setting the rate timer consider three factors 1 The volume of the system to be tested large volumes take longer to stabilize 2 The pressure change the higher the change the greater heat generated 3 The ambient air temperature K114 Issue No 9 Druck ADTS 405 User Manual Go to Ground Alt 5000 lt Leak Measure CAS 350 Leak Measure Dual parameter display GROUND USER MODE F4 GOTO GROUND F2 DISPLAY QFE F3 DISPLAY QNH Alt 5000 lt Leak Measure Alt 5000 Aim Ground lt CAS 350 0 Aim 0 0 Alt 120 Aim Ground lt CAS 0 0 Aim 0 0 Checking Ground PLEASE WAIT Single parameter display Note In Leak Measure use F2 and F3 for
14. A nudge up NEXT PREV data entru vinudge down 000 L data entry Operation Function and comments Airfield altitude for QNH display Refer to option user manual Remote mode lock Run test program on power up Refer to option user manual Delete test program Print Save mode selection Generated result data printed Generated result data saved ina file Result file delete option Select next result file Select previous result file Delete selected result file ALT CAS TAS MACH ROC RATE CAS Ps Pt Qc EPR RATE Ps RATE Qc RATE EPR As NEXT in reverse order Required nudge increment As nudge up PIN protection PIN code number to enter CONFIG set to 0000 for no code required K114 Issue No 9 Druck ADTS 405 User Manual 4 1 Maintenance 4 1 Introduction This section details the maintenance tasks to be carried out by the operator The maintenance chart shows the maintenance tasks the periodicity of each task and a code referenced to the task detailed in 4 3 m eee Replace As detailed in fault finding or when detailed after inspection I 1 000 hours recorded by the pump unit elapsed time indicator Service H I or the equipment running log 3 000 hours recorded by the pump unit elapsed time indicator Service J or the equipment running log Periodicity may change depending on usage and environment refer to the Engineering Authority TABLE 4 1 MaiNTENANCE CHART
15. No 9 2 4 Druck ADTS 405 User Manual Qty per Part Number Description assy ADTS405 1728 39 MO Bag Shoulder ADTS 405F ADTS405 1728 36 MO Kit Fuse O Ring ADTS 405F and ADTS 405 ADTS405 1728 37 M1 Hand terminal ATEX certified ADTS 405F and ADTS 405 ADTS405 1728 47 MO Cable AC Power 5M 260V Open End ADTS 405F and ADTS 405 ADTS405 1728 28 MO Cable Hand terminal 2M ADTS 405F and 1 2 3 4 5 ADTS 405 o ADTS405 1728 27 MO Cable Hand terminal 18M eo o ADTS405 1728 29 MO Cable Hand terminal 30M Option ADTS405 1729 52 MO Kit hose adaptor 2 x 2 5M AN ST Open ADTS 405F and ADTS 405 T ADTS405 1729 61 MO Hose Static Ps red ST OPN AN6 ADTS 405F Special options available and ADTS 405 ADTS405 1729 62 MO Hose Atot Rt blue ST OPN AN4 ADTS 405F Special options available and ADTS 405 ADTS405 1728 34 MO Cable ARINC Orcular Connector Open End ADTS 405F Option and ADTS 405 11a ADTS405 1728 35 MO Cable Altimeter Encoder 6M Open End Option 11b ADTS405 1891 61 MO Altimeter Encoder Cable 6M AAU 32 altimeters Option ADTS405 1728 48 MO Cable DC Fower 5M Option ADTS405 1891 22 MO Rug expansion port ADTS 405 Tase 2 1 Parts List 10 1 1 1 1 1 1 1 1 1 1 1 1 1 1 12 3 1 K114 Issue No 9 Installation 2 5 2 3 Electrical Connection WARNINGS 1 VOLTAGES IN EXCESS OF 30 VOLTS RMS AC OR 50VOLTS DC IN CERTAIN CIRCUMSTA
16. QFE and QNH information F1 invalid in this mode Alt 5000 Aim Ground lt Alt 120 lt Aim Ground Equalising System Pressures Valves May Pulse PLEASE WAIT Safe At Ground Press CLEAR QUIT to continue Note The ground value will not be zero and depends on local atmospheric pressure and airfield altitude Note Safe to disconnect pipes and adaptors from the aircraft or component under test K114 Issue No 9 3 10 Operation 3 5 Operation and Example Procedures 3 5 1 3 5 2 3 6 Note Checks Before Use Inspection and Cleaning Inspect the external of the ADTS 405 and its associated equipment for damage dirt and the ingress of moisture If necessary use foam cleaner and a lint free cloth to clean the external surfaces Inspect the pressure outlet ports for ingress of dirt and moisture clean if necessary with a lint free cloth Operating Procedures The procedures show the steps required to make sure the ADTS 405 is serviceable and the settings required to test an aircraft system or component For further information refer to the quick reference charts at the end of this section and Section 6 Reference and Specification In the following All key presses are highlighted in bold and shown as identified on the key pad Key presses inside brackets e g MORE are soft key presses i e function key selections F1 to F4 indicated on the displa
17. User Manual 6 29 CONFIG UNITS This function allows the default units to be configured The default AERONAUTICAL units are used at power up for the altitude and airspeed display The default units are also used for the limits entry in CONFIG and entry of any altitude or airspeed related functions in SETUP or CONFIG e g airfield altitude or altitude correction The default PRESSURE units are used for limits entry in CONFIG and entry of any pressure values in SETUP or CONFIG The default TEMPERATURE units are used for entry of temperature values in SETUP or CONFIG The default AERONAUTICAL and PRESSURE are set in MINIMUM SETUP UNITS CONFIG LIMITS EDIT LIMITS EDIT EXISTING o o This function allows existing sets of limits to be configured Use NEXT or PREV to select the set of limits by aircraft name or component system name number when the display shows the required limits press SEL to edit the limit values Use NEXT or PREV to step through each limit or associated parameter in turn Enter a new numeric value to change a limit Press CLEAR QUIT when all required changes have been made and select YES to save changes The parameters are Name Max Ps Max Alt Min Ps Min Alt Max Qc Max CAS Min Qc Min CAS Max Rate Ps Max Mach Max Rate Qc Max ROC ARINC Limits Max Rate CAS Altitude Correction Notes 1 The ADTS 405 when delivered contains Standard and
18. a i a menu or setting that applies EA Moe to the parameter i ALT Enter Height of gt Instrument Above gt 0 K114 Issue No 9 Druck ADTS 405 User Manual FULL SET UP Key selection SETUP UNITS NEXT F PREV SAVE LIMITS NEXT Eiren SEL OSC Ps START STOP FREEZE AMPL FREQ AMPL pata Entry FREQ pata Entry Pt MORE CONTROL Lops Pt DUAL DISPLAYS OPTIONS DISPLAY TYPE NEXT PREV SAVE OPTIONS CLOSE O P VALVES OPEN O P VALVES SYSTEM SELF TEST SETUP KEY PRESS ALT L _ data entry SPEED AUTO ZERO ON OFF CAS TAS CAS TAS Pt TEMPERATURE L data entry MACH DEFAULT E OFF ON L data entry SETUP contd Function and comments Full or minimum set up selected in configuration Select units Step through available units Step back through available units Select displayed units Select set of limits aircraft 1 aircraft 2 As NEXT in reverse order Select displayed limit set Oscillate about aim For Ps channel As for Ps channel Selects Ps only Pt only or Dual channel control Select single dual or triple display SINGLE DUAL TRIPLE ENCODER ARINC429 As NEXT reverse order Save displayed Display Type See option manual Close output valves Open output valves Start self test Altitude correction value Auto zero function Calibrated or true airspeed Temperature fo
19. as QFE in the default units set in configuration Press CLEAR QUIT to return to the normal user display DISPLAY QNH When DISPLAY QNH is selected the local atmospheric pressure recorded during power up is converted to the equivalent sea level pressure The display shows QNH in the default units set in configuration together with the station airfield altitude The station airfield altitude can be changed in full set up mode bu using SETUP GROUND K114 Issue No 9 Druck ADTS 405 User Manual 6 9 PORT This function sets the port option this changes the ADTS 405 from a single pitot static output system to a multi port system by using a Druck Line Switching Unit LSU 100 and 200 Series Refer to the option manual REMOTE Enters Remote Mode this mode allows an external device to control the unit In this mode the key pad except the Remote key is disabled If remote lock is disabled pressing the remote key when the REMOTE message is not displayed forces the unit into remote mode as if the external device has taken control of the unit Note This may change operator settings such as the current limit set Refer to the option user manual for further details PRINT o The ADTS 405 contains a print facility to print the displayed readings together with up to nine user readings e g Pilot Copilot Aux o This facility requires a Centronics standard parallel interface printer of 80 or 132 col
20. choice 3 Hold pressure at present value Press again to release Rate of change of Pitot parameter Press Pitot parameter then RATE Switches between measure mode for leak testing and control mode Controls Ps to atmospheric pressure and Qc to zero at current rates of change Display local atmospheric ground pressure Display sea level equivalent of local atmospheric pressure See Line Switching Unit User Manual Switches toggles between remote and local operation Prints current parameter values Inserts alphabet character in user text Deletes last character of user text Numeric entry for user text Execute down loaded Test Programs Select next listed test program Select previous listed test program Execute selected test program Execute all tests in the test program Selects and executes a specific test program Press HELP then other key for further information Temporary set up lost at power down Configuration changes power up defaults Hold F1 while pressing SETUP then enter PIN Increases aim value Decreases aim value Number entry Minus sign for first number entry 000 thousand if not first number of entry Clear number entry quit from menu or clear warning message Complete number entry ABORT restart with power up K114 Issue No 9 3 4 Operation 3 4 First Time Operators The following sequences of operation should be used bu first time operators and by operators that use the equipment occasi
21. detailed in the preliminary pages K114 Issue No 9 2 2 Druck ADTS 405 User Manual Procedure The unit should be qt zero ambient pressure Disconnect the hose qssemblies and stow in the shoulder bog e Switch OFF and disconnect from the electrical power supply Disconnect the power supply cable and the hand terminal cable Disconnect the hand terminal cable from the hand terminal Stow the power supply cable hand terminal cable and the hand terminal in the ADTS 405F lid For ADTS 405 rack units these items should be placed in a sealed polythene bag Fit the lid to the unit o If available use the original packing material When using packing materials other than the original proceed as follows n Wrap unit in polyethylene sheeting e Select a double wall cardboard container Inside dimensions must be at least 15 cm greater than the equipment The carton must meet test strength requirements of gt 125 kg e Protect all sides with shock absorbing material to prevent equipment movement within the container Seal carton with approved sealing tape Mark carton FRAGILE on all sides top and bottom of shipping container Environment The following conditions apply for both shipping and storage Temperature Range 40 to 70 C 40 to 158 F Altitude sss Up to 15 000 feet 4 570 metres K114 Issue No 9 Installation 2 3 Figure 2 1 Equipment AND Parts K114 Issue
22. hand terminal and panel display DK127 detected Hand terminal fault Cable fault re test message Status light nternal fault flashing red orange t3 Status light off nternal PSU fault Record fault and return ADTS 405 to depot for repair F10 Status light steady orange System fault Record fault and return ADTS 405 to depot for repair K114 Issue No 9 5 8 Testing and Fault Finding 5 6 Further Testing The following tests should only be carried out if a pneumatic leak or a controller instability is suspected Test Environment and Preliminary Operations These tests should be carried out in q room with a stable temperature environment within the operating temperature range The room must be free from drafts Review and become familiar with the whole of the test procedure before beginning the test procedure The unit must be thermally stable switch on and leave the unit for at least one hour to achieve thermal stability Change the units to mbar os follows 1 Press SETUP then select UNITS Repeatedly select NEXT until the display shows mbar 2 Select SAVE and then press CLEAR QUIT twice and the display now shows Ps and Pt in units of mbar Pressure Leak Check o This section verifies that the unit is leak tight under positive pressure conditions 1 Press LEAK MEASURE CONTROL to enter control mode The display shows Aim in place of Leak Measure 2 Enter a Ps ai
23. menu gives q choice of three ground functions GO TO GROUND Note The Go to Ground operates only in Control Mode Selecting SO TO GROUND automatically enters an altitude or static aim equivalent to local atmospheric pressure QFE and an airspeed or dynamic pressure aim of zero The system pressures will then be controlled towards these aims in the normal way at the rates set by the ROC Ps Rate and RATE keys At any time when going to ground a new rate of change can be entered the ADTS 405 continues going to ground At any time during going to ground q new value aim for ALT CAS TAS Mach Ps Qc Pt or EPR can be entered This causes the procedure to stop and normal controlling operation to start When the qirspeed is zero qnd the Ps chonnel pressure is close to ground the QFE is re meosured to update the stored ground pressure value the display shows the message CHECKING GROUND The ADTS 405 then reconnects to the system under test and equalizes the pressures The display shows the message Safe At Ground the ground and zero valves remain open so that the aircraft system permanently vents to atmosphere No commands can be entered when these two messages are displayed Press CLEAR QUIT to continue with normal operation The ground and zero valves then automatically close DISPLAY QFE When DISPLAY QFE is selected the local atmospheric pressure recorded during the power up sequence is displayed
24. mode before the remote device starts communicating If remote lock is disabled set the ADTS 405 while in local control by pressing the REMOTE LOCAL key CONFIG ETP AUTO RUN o Causes a down loaded test program to operate Execute Test Program on power up See the Test Program Manager User Manual for further details CONFIG ETP ERASE PROGRAMS o Removes a down loaded test program from non volatile memory See the Test Program Manager User Manual for further details CONFIG ETP RESULT Configures the PRINT SAVE mode as in set up mode Selects and deletes q result file stored in the ADTS 405 CONFIG y or nudge keys CONFIG equivalent of SETUP function CONFIG 000 This function enables changes or disables the CONFIG PIN code protecting access to CONFIG menu When enobled the PIN must be entered before it can be chonged The prompt asks for Enter Existing PIN then q new PIN con be entered This must comprise four numeric digits Once entered the prompt asks for the new PIN again to protect against data entry errors To disable the PIN so that CONFIG can be entered without a PIN enter 0000 Note Access to maintenance functions may also be PIN protected This PIN number is not the same as the CONFIG PIN K114 Issue No 9 Druck ADTS 405 User Manual 6 35 6 5 Specification Physical Specification Size ADTS 405 aaa Standard 19 rack front panel 6U high 10 M D
25. pressure just below the expected operating point a When the pressure is achieved repeatedly press a until the switch operates a Record the pressure reading shown on the display Repeat this procedure using the y until the switch returns to its original condition refer to section 3 for an example Holding the nudge function automatically repeats the function Record the pressure reading shown on the display See SETUP y or 4 to change the value of increment for the nudge facility CAUTION MAKE SURE THE NUDGE INCREMENT IS SET TO A SUITABLE VALUE BEFORE USING THE NUDGE FACILITY TO CHANGE THE AIM VALUE o Holding down v or 4 key automatically repeats the function o The nudge value can be used for large increments e g 100 kts or 5000 ft to step through cardinal points on a test o Use these keys for numeric entry Press ENTER to complete numeric entry Press CLEAR QUIT if a mistake is made during numeric entry o All data entry is based on over writing the existing value When the first numeric key is pressed the existing number is replaced by the key pressed At any time the existing number may be recovered by pressing CLEAR QUIT K114 Issue No 9 Druck ADTS 405 User Manual 6 13 000 This keu performs two functions during numeric entru If itis the first numeric key pressed it produces a minus sign for the entry of negative numbers If itis not the first key pressed during numeric entry it produces
26. safe condition The safety instructions are either warnings or cautions issued to protect the user and the equipment from injury or damage Use quqlified technicians and good engineering practice for all procedures in this publication Pressure Do not apply pressure greater the maximum safe working pressure to the equipment Toxic Materials There are no known toxic materials used in this equipment Mointenance The equipment must be maintained using the monufacturer s procedures and should be carried out by authorised service agents or the manufacturer s service departments Technical Advice For technical advice contact the manufacturer or subsidiary A qualified technician must have the necessary technical knowledge documentation special test equipment and tools to carry out the required work on this equipment CE This product meets the essential protection requirements of the relevant EEC directives Further details of applied standards may be found in the product specification K114 Issue No 9 Associated Publications This lists the Druck manuals and publications referenced in this manual Maintenance Manual K244 Air Data Test System ADTS 405 Calibration Manual K199 Air Data Test System ADTS 405 IEEE 488 OPT 2 Manual K154 Air Data Test System ADTS 405 SCPI IEEE 488 Manual K157 Air Data Test System ADTS 405 User Manual K170 Altimeter Encoder Option User Manual K185 ARINC 429 Opti
27. the Qc aim value changes while the Pt remains unchanged The display shows symbol next to the parameter that remains unchanged Before entering a new Mach or Pt aim set the rate of change of speed using the SPEED Qc key followed by the RATE key In Control Mode AIM display a new Mach or Pt aim can be entered using the numeric keys Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode K114 Issue No 9 Reference and Specification Engine Pressure Ratio EPR is only available in pressure units mbar inHg etc The ADTS 405 can be used to check EPR sensors and indicators For EPR testing use Ps as INLET pressure and EPR to set the ratio of OUTLET pressure Pt to INLET pressure Before entering a new EPR aim the rate of change should be set using the RATE key In Control Mode Aim display q new EPR aim can be entered using the numeric keys Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode ROC Ps RATE In aeronautical units ft or m this key selects a Rate of Climb ROC or vertical speed display In pressure units mbar inHg etc this key selects a rate of change of Ps display SETUP UNITS can be used to change the units if set up mode is not switched off In Control Mode AIM display a new ROC or Ps rate can be entered using the numeric keys Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode RATE TIMER o The RATE TIM
28. the following procedure K114 Issue No 9 Druck ADTS 405 User Manual 5 5 CAUTION ONLY SELECT ITEMS DETAILED IN THE FOLLOWING MENUS INCORRECT SELECTIONS CAN CAUSE CHANGES TO SAFETY LIMITS AND THE CALIBRATION DATA OF THE SYSTEM 4 The system enters the maintenance mode with the following screen display MAINTENANCE F1 Data Block F2 Supervisor EEPROM F3 More 5 Select F3 The display shows MAINTENANCE F1 System F2 Hardware F3 Error log 6 Select F3 The display shows MAINTENANCE F1 Vent System F2 Set System Ready F3 View Temperature 7 Select F1 and when complete press CLEAR QUIT three times to reset the System 5 5 Fault Diagnosis o If the display shows a warning or error message refer to the above sections o If a fault occurs refer to the fault location chart Figure 5 1 and Table 5 1 for possible fault causes and recommended action K114 Issue No 9 Power up sequence SYSTEM STATUS DK282 version xx xx Display Power Up Please Wait SYSTEM STATUS DRUCK ADTS 405 DK 263 Ver 6 xx ORANGE Last Calibration mm dd yy mdy RPT Transducer PLEASE WAIT SYSTEM STATUS Self Test PLEASE WAIT GREEN Measuring Ground Pressures PLEASE WAIT Equalising System Pressures Valves May Pulse PLEASE WAIT aur 0 Leak Measure CAS 0 0 ft kts Leak Measure WARMUP Testing and Fault Finding SET POWER SWITC
29. within the standard Druck publication K157 SCPI User Manual provides details of command codes command syntax and examples of programming Section 5 of this manual details a test procedure for the option Altimeter Encoder Option The Altimeter Encoder Option allows the output from encoder altimeters to be displayed on either the hand terminal or display and key pad of the unit The displayed data includes the bit pattern and the equivalent altitude decoded from the bit pattern The unit supplies 24 VDC to power the altimeter encoder electronics circuit and the altimeter vibrator circuit Druck publication K170 Altimeter Encoder Option User Manual provides details of displayed and encoded data Section 5 of this manual details a test procedure for the option ARINC 429 Option The ARINC 429 Interface provides the ADTS 405 with the ability to continuously transmit all internal aeronautical and pressure measurement parameters Through an appropriate connector the ADTS 405 can transmit the measurement parameters to the aircraft systems The ADTS 405 can also monitor the aircraft ARINC 429 bus and display the measurement data on the hand terminal or the front panel display The labels used for transmitting and receiving each parameter conform to the standard 429 specification Druck publication K185 ARINC 429 Option User Manual provides details of parameters and data output Section 5 of this manual details a test procedure for the option
30. yy or UK dd mm yy using CONFIG MORE DATE FORMAT The time format is hh mm ss SETUP EXECUTE TEST PROGRAM This function sets up the results file options Result data generated by the test program can either be sent out to the printer port or saved to a result file and stored in the ADTS 405 Pressing F1 the PRINT SAVE key sets the option Anu of the results files stored in the ADTS 405 can be sent to the printer port Press F2 the PRINT FILE keu to select the required file K114 Issue No 9 Druck ADTS 405 User Manual 6 25 SETUP HELP This function provides help on the set up keu SETUP y or 4 nudge keys This function allows the increment value of the nudge key to be adjusted for every parameter When SETUP y or a are pressed the display shows the value of nudge for the parameter last displayed Enter a new value to replace the present value Use NEXT or PREV to display other parameters Press CLEAR QUIT when the nudge values of all the required parameters have been changed In aeronautical units the parameters available are ALT CAS TAS MACH ROC RATE CAS In pressure units the parameters available are Ps Pt Qc EPR RATE Ps RATE Qc RATE EPR The nudge value can be used for large increments e g 100 kts or 5000 ft to step through the cardinal points of a test CAUTION Make SURE THE NUDGE INCREMENT IS SET TO A SUITABLE VALUE BEFORE USING THE NUDGE FACILI
31. ADTS 405 User Manual 6 11 In manual mode any of the normal key pad functions may be used When the manual testing is complete press EXECUTE TEST PROGRAM and the test program continues from where it left off This feature may be disabled by including the KEYLOCK command in the test program While in manual mode the display prompts TPM When a go command is executed GO flashes in the lower right hand corner of the screen At this point the user should record any instrument readings or displayed leak rates as required before continuing by pressing EXECUTE TEST PROGRAM F4 may be used to continue at a go command as an alternative to pressing EXECUTE TEST PROGRAM Deleting files If a test program within an ADTS 405 is no longer required then it may be deleted To delete a test program proceed as follows L e Note Enter configuration CONFIG by pressing and holding F1 and pressing SETUP At the first menu level of configuration press the EXECUTE TEST PROGRAM key then F2 The display then shows the file name and title of the first file in the list Use NEXT and PREV to step through the files until the display shows the file to be deleted Select DEL to delete the file then press CLEAR QUIT to quit from configuration Select YES to confirm quit If the deleted program is marked as AUTO RUN then an additional screen asks to confirm if the auto run status should be removed before deletion Auto Runni
32. ADTS 405 with the settings held in non volatile memory Configuring and enabling the ARINC 429 Option To enoble the ARINC option os follows 0 Press and hold down F1 and press SETUP to enter the configuration menu Release both keys c Press MORE DISPLAY OPTIONS OPTIONS ARINC 429 0 Check the display shows ARINC 429 is selected ADTS 405 mode value units of measurement dS status ft Lea Bus ft ARINC 429 WARMUP Note If the ARINC 429 option is not fitted the value is replaced by absent o If the above procedure is unsuccessful check the continuity of the ARINC 429 cable o If faulty replace the cable o If the continuity of the cable is correct return the ADTS 405 to the repair depot Colour output ve yellow BEIGE output ve blue input ve green input ve red Ground earth K114 Issue No 9 Druck ADTS 405 User Manual 5 17 5 8 Fault Finding 5 8 1 Error Messages In the event of a malfunction the built in self test and diagnostic system displays an error message and error code A unit displaying this type of error should be returned to the repair depot Taste 5 2 Error Messaces Error Message Hexadecimal Code P P P P P P PSU NO LONGER READY UNKNOWN CONTROLLER ERROR RING TIME OUT Ps HUMIDITY SENSOR FAILURE Pt HUMIDITY SENSOR FAILURE INTERNAL RAM ERROR ERROR WRITING TO EEPROM SYSTEM EEPROMS FAULTY OR NOT FITTED Ps SELF TEST ERROR Pt SELF TE
33. ATE EPR Ps Qc Ps EPR Pressure units triple display o At the end of rate timing the rate of change on both channels are displayed for aeronautical units ROC and RATE CAS and for pressure units RATE Ps RATE Pt and RATE Qc Note This is the same for all display modes Option Displaus o The key presses function for the option displays in the same way as a single display i e the single displayed parameter comes from the last key press with the lower half of the display screen showing any available data from the option K114 Issue No 9 6 20 Reference and Specification SETUP MORE DISPLAYS OPTIONS OPTIONS This function allows changes to option hardware that may be fitted See option manuals for further details Ifan option thot is not fitted is selected the displqu shows the error messoge Option Hardware not fitted Refer to the option user manual SETUP MORE CLOSE OUTPUT VALVES This function closes the Ps and Pt valves to enable leak checking of the internal pneumatics of the ADTS 405 with the aircraft system isolated but still connected All the normal functions of the ADTS 405 may be used in this mode Note For safety the output valves can only be closed when the ADTS 405 is at ground SETUP MORE OPEN OUTPUT VALVES This function opens the Ps and Pt output valves after using the CLOSE OUTPUT VALVES function Note For safety the output valves can
34. DTS 405 and the connecting equipment does not leak Before use a leak check should be carried out as follows Connect the pitot and static hoses to front panel of ADTS 405F Temporarily seal the free ends of the hoses Set the display to dual display see 3 9 Set the units to feet and knots see 3 13 Using the SETUP menu choose the limits set for the aircraft or UUT see 3 14 Press SETUP LIMITS and NEXT repeatedly to select the limit set from those available Press SEL to save and then press CLEAR QUIT repeatedly until the main pressure screen shown below is displayed Note The numeric value of the parameters displayed change with each power up sequence The amount of change depends on local atmospheric pressure conditions at the time of power up ALT 125 ft Leak Measure CAS 0 0 kts Leak Measure WARMUP Figure 3 2 Main Pressure DisPLAv Leak Measure Mone Press the LEAK MEASURE CONTROL key to turn on the pressure controllers K114 Issue No 9 Druck ADTS 405 User Manual 3 13 To apply an altitude of 5000 ft at a rate of climb of 6000 ft min and an airspeed of 300 kts at a rate of 600 kts min press the following keys s g oc 8 9 m 9 SPEED Qc then RATE to select rate of change of speed 6 0 0 ENTER to set the rate SPEED Qc to select airspeed 5 0 0 ENTER to set an airspeed of 300 kts airspeed CAS now starts increasing ROC Ps Rate to select rate
35. E F UO Sensing Druck ADTS 405 Air Data Test Systems User Manual K114 Ju BN d AN D NJ General Electric Company All rights reserved Druck ADTS 405 Air Data Test Systems User Manual K114 Ps 1013 25 mbar K114 Issue No 9 K114 Issue No 9 i Druck ADTS 405 User Manual Introduction This technical manual provides operating instructions for the Air Data Test System compatible with the requirements of first line servicing Scope This technical manual contains a brief description operation and testing procedures for the user of this equipment Safety The manufacturer has designed this equipment to be safe when operated using the procedures detailed in this manual Do not use this equipment for any other purpose than that stated This publication contains operating and safety instructions thot must be followed to make sure of safe operation and to maintain the equipment in a
36. ER key starts an internal timer for one of three pre defined times On the completion of the time period the average rate of change over the time period is displayed Each selected TIME period can have an associated WAIT period to allow pressures to settle before the timing starts The WAIT period counts down to zero before the TIME period starts To use the rate timer Press RATE TIMER K114 Issue No 9 Druck ADTS 405 User Manual 6 5 HOLD 5 n n n n n n n n n 5 nn nn n 98 9 Press F1 F2 or F3 to select the required WAIT and TIME periods The main pressure displays shows the WAIT or TIME period counting down After timing the timed average value identified by a T directly to the right ofthe value replaces the instantaneous rate value In measure mode the display changes to show the timed rate of all associated parameters on the same screen Pressing one of the set point keys e g ALT ROC SPEED etc or CLEAR QUIT exits from this screen At any time during rate timing or when a timed value is displayed pressing the RATE TIMER key allows for either the restarting or cancelling of the timing When timing is cancelled the rate displays return to instantaneous values The timed average value remains until a new aim is entered During this time it is possible to view any parameter The WAIT and TIME periods can be changed using SETUP RATE TIMER providing SETUP lock is not enabled When HOLD is pressed a c
37. F TEST ERROR The HHHH is a hexadecimal code containing additional information record the whole error code Paragraph 5 8 contains a table listing the error codes check that the error code is complete and listed in the table before returning the unit to the repair depot 5 4 Venting after Overpressure To calibrate or test the ADTS 405 an external pressure source is connected to the Ps and or Pt output connectors If during calibration or test procedures an overpressure occurs the output valves close to protect the system After the valves close pressure may be trapped in the internal system the display may show on the next power up error 701 0100 or 702 0100 The following procedure to vent this pressure enters the maintenance mode Review and become familiar with the whole procedure before beginning the venting process 1 Remove the source of pressure and vent Ps and Pt to atmosphere caps off CAUTION ONLY SELECT ITEMS DETAILED IN THE FOLLOWING MENUS INCORRECT SELECTIONS CAN CAUSE CHANGES TO SAFETY LIMITS AND THE CALIBRATION DATA OF THE SYSTEM 2 Re power the ADTS 405 During the power up screen DRUCK ADTS 405 DK XXX VER XXX 3 Press F1 and F4 simultaneously The ADTS 405 enters the maintenance mode with the following screen displaus Note The system may prompt for a PIN This is not the CONFIG PIN but the Calibration PIN Ifthis Calibration PIN is enabled and not entered the system will not execute
38. GROUND F1 Go to Ground e Wait until for the display shows Safe At Ground After a successful leak test the ADTS 405 is now ready to be connected to an aircraft system or unit under test After an unsuccessful first time leak test leave the system to achieve thermal stability for a further five minutes press CLEAR QUIT and repeat the leak test If the leak test is now successful the ADTS 405 is now ready to be connected to an aircraft system or unit under test After another unsuccessful leak test disconnect both hoses check the condition of the o rings on the Ps and Pt connectors as detailed in the maintenance section and firmly replace the blanking caps Press CLEAR QUIT and repeat the leak test procedure After a successful leak test without hoses connected replace or repair the faulty hosels and retest If the ADTS 405 fails the leak test without hoses connected switch off and return the unit to the repair depot K114 Issue No 9 Druck ADTS 405 User Manual 3 15 3 9 Displays Fig 3 4 Fig 3 5 and Fig 3 6 The display normally shows pressures and rates or aeronautical equivalents It can be set up to show at the same time one parameter single two parameters dual or three parameters triple The ADTS 405 automatically returns to the pressure display if left inactive in any set up or menu type display for a period of more than one minute The triple display always shows altitude and airspeed with press
39. H C TO OPERATE J POWER INDICATOR ON H M HAND TERMINAL FITTED FRONT PANEL DISPLAY POWER UP MESSAGE STATUS LIGHT GREEN OFF FLASHING RED HAND TERMINAL FITTED HAND TERMINAL DISPLAY POWER UP MESSAGE STATUS LIGHT T T GREEN T FLASHING RED p i V REDIORANGE POWER UP N Vax Fe fe lt SSAGI V2 MESSAGE a i Ps Y HAND TERMINAL js Y Fa STATUS LIGHT _ BACKLIGHT ON ae OFF RED FLASHING J aa FRONT PANEL pg EN DISPLAY ONES UP gt F9 F2 NZ HAND TERMINAL FITTED yl 2 rr x FROM NOW ON STATUS LIGHT T Ie wal IF ANY ERRORS OCCUR THE SYSTEM LOGS THE OCCURRENCE AND DISPLAYS AN ERROR MESSAGE REFER TO ERROR CODES FOR FAULT FINDING PROCEDURE OFF GREEN RED FLASHING JL na RED ORANGE A F9 F2 F10 ue Nou X MAKE SURE POWER UP SEQUENCE IS COMPLETED WITHOUT ERRORS POWER UP SEQUENCE COMPLETED WITHOUT ERRORS IF ANY FURTHER ERRORS OCCUR THE SYSTEM LOGS THE OCCURRENCE AND DISPLAYS AN ERROR MESSAGE TO CONFIRM SERVICEABILITY CARRY OUT THE STANDARD SERVICEABILITY TEST FUNCTIONAL TESTING COMPLETE S Z Ficure 5 1 FAULT FINDING CHART K114 Issue No 9 Druck ADTS 405 User Manual Taste 5 1 FAULT FINDING Fault Symptom Probable cause Action Pump power on indica
40. IG LIMITS to program the sets of limits Each set of limits includes Max ALT Min Ps Min ALT Max Qc Max CAS Min Qc Min CAS Max Rate Ps Max Mach Max Rate Qc Max ROC ARINC limits on or off Max Rate CAS Altitude correction value Max Ps o The set of limits used at power up default can be selected using CONFIG LIMITS DEFAULT AIRCRAFT The default aircraft set of limits can be locked using CONFIG LIMITS LOCK AIRCRAFT so that an operator cannot change the limits K114 Issue No 9 Druck ADTS 405 User Manual 6 27 Ifthe selected set of limits result in the measured pressure values being outside the limits the display shows the warning message OUTSIDE LIMITS GO TO GROUND the Ps and Pt channels should be taken to ground or to pressures within the new selected limits This warning messageis also displayed if the pressures measured directly after power up are outside the limits used at power up After selecting a set of limits the altitude correction value can be changed using SETUP ALT The maximum Mach limit can be changed or turned off using SETUP MACH SETUP ALT Ps Figures 6 1 and 6 2 This function allows the altitude correction value to be changed If altitude correction is in use the display shows after warm up A C in the lower right hand corner The altitude correction facility corrects for the pressure difference when the ADTS 405 and the aircraft system or components under test are at d
41. MITS NEXT E PREV SEL ALT L data entry PORT HELP EXECUTE TEST PROGRAM PRINT SAVE PRINT SAVE PRINT FILE NEXT PREV PRN Function and comments Full or minimum set up selected in configuration Set units type Set units to default aeronautical units Set units to default pressure units Select set of limits aircraft 1 aircraft 2 As NEXT in reverse order Select displayed limit set Altitude correction value See option user manual Help on set up Result file related print option Print save mode selection Print generated result data Save generated result data to file Print result file option Select next result file Select previous result file Print selected result file K114 Issue No 9 WN oa 35 O 0 40 2 3 30 Operation CONFIGURATION Key selection Function and comments SETUP F1 Hold F1 and press SETUP to enter CONFIG UNITS Default units AERONAUTICAL Select default aeronautical units NEXT Step through available units E PREV Step back through available units SAVE Save selected units PRESSURE Select default pressure units NEXT Step through available units PREV Step back through available units SAVE Save selected units TEMPERATURE Select default temperature units C 9c F F LIMITS Configure sets of limits EDIT LIMITS Change limit values EDIT EXISTING Change existing values NEXT aircraft 1 aircraft 2 _ PREV As NEXT in reve
42. NCES CAN BE LETHAL CARE MUST BE TAKEN WHEN WORKING ON LIVE EXPOSED CONDUCTORS 2 DO NOT DISCONNECT THE HAND TERMINAL WHEN ENERGIZED IN THE HAZARDOUS AREA Power Supply Connection The unit must be connected to the correct electrical power supply as stated adjacent to the power connector CAUTIONS 1 THE SUPPLY MUST PROVIDE CONNECTION TO A PROTECTIVE GROUND TERMINAL THE UNIT MUST AT ALL TIMES BE CONNECTED TO THE SUPPLY EARTH GROUND 2 THE POWER SUPPLY CABLE AND CONNECTOR MUST BE CORRECTLY RATED FOR THE POWER SUPPLY Note The ADTS 405 is normally supplied with an approved power supply cable Note Note for use in the country of delivery This can limit the maximum supply voltage that can be safely used eg q NEMA 5 15P terminated cable for use in the U S A is approved for a maximum of 125 V ac it must be replaced for a higher supply voltage European U S Function Colour Color Centre Green Yellow Protective Earth Ground ADTS 405 rack mounted units Make sure that the power supply is off before connecting the power cable If required connect the hand terminal to the connector using either the 2 metre or 18 metre cable Connecting the hand terminal disables the front panel key pad Fit the expansion port plug item 13 Table 2 1 to the rear panel expansion port For units used with the Druck PV 103 Pump Unit connect the expansion cable supplied with the PV 105 to the expansion port K114 Iss
43. NFIG SPEED AUTO ZERO CONFIG equivalent of SETUP function CONFIG SPEED CAS TAS CONFIG equivalent of SETUP function CONFIG SPEED Pt TEMPERATURE CONFIG equivalent of SETUP function CONFIG RATE TIMER CONFIG equivalent of SETUP function CONFIG RATE CONFIG equivalent of SETUP function CONFIG LEAK MEASURE AUTO LEAK ON OFF CONFIG equivalent of SETUP function see LEAK MEASURE CONTROL for detqils CONFIG LEAK MEASURE AUTO LEAK LOCK Prevents chonges to AUTO LEAK setting in SETUP CONFIG LEAK MEASURE AUTO LIMIT ON OFF CONFIG equivalent of SETUP function see LEAK MEASURE CONTROL for detqils CONFIG LEAK MEASURE AUTO LIMIT LOCK Prevents chonges to AUTO LIMIT setting in SETUP CONFIG GROUND CONFIG equivalent of SETUP function K114 Issue No 9 6 34 Reference and Specification CONFIG PORT Refer to the Line Switching Unit User Manual CONFIG REMOTE CAUTION CHANGING BETWEEN SETS OF LIMITS CAN CAUSE DAMAGE TO SENSITIVE INSTRUMENTS ENTERING CONFIG DISABLES LOCK OUT THERE ARE TWO SETS OF LIMITS REMOTE AND LOCAL This function disables the front panel key pad and allows the ADTS 405 to be controlled by a remote device such as a PC The front panel display shows the REMOTE message To return to local control key pad press REMOTE LOCAL key the remote device can disable this key Note Some ATE systems may require the ADTS 405 set in the remote
44. ST ERROR Ps SELF TEST T Pt SELF TEST TI Ps CONTROLLER ERROR Ps CONTROLLER ERROR Ps CONTROLLER ERROR Ps CONTROLLER ERROR Ps CONTROLLER ERROR Ps CONTROLLER ERROR CONTROLLER ERROR CONTROLLER ERROR CONTROLLER ERROR CONTROLLER ERROR CONTROLLER ERROR CONTROLLER ERROR IEEE488 DRIVER FAILED TO OPEN IEEE488 DRIVER FAILED TO RESET INTERNAL SOFTWARE INTERNAL ERROR ME OUT ERROR ME OUT ERROR Note Some errors display extra information using a four digit hexadecimal code This should always be recorded with the error number to provide information for the repair depot IMPORTANT NOTE If the display shows ERROR 703 START UP Ps SELF TEST TIME ERROR Check that the expansion port plug item 13 Table 2 1 is correctly connected in the expansion port on the rear panel Fig 2 4 S8 ONE SON ON SRNR US US K114 Issue No 9 5 18 Testing and Fault Finding 5 8 2 Warning Messages The following table lists the warning messages with the probable cause and action to be taken Taste 5 3 WARNING Messaces Probable Cause Action INVALID USER INPUT The numberic value entered was outside the allowed range Re enter value within allowed range OPERATE CAL ENABLE ON STATUS PANEL Calibration started before removing calibration enable plate on the front Refer to the main fault finding chart in the service manual panel ONLY VALID IN CONTROL MODE Selectio
45. TS 405 User Manual 3 17 3 10 Rate Timer Displays Fig 3 7 and Fig 3 8 When in Leak Measure mode and after completing a rate timing the system generates the rate timer displays These displays do not depend on the display mode single dual triple or option Pressing a parameter key ALT ROC etc or CLEAR QUIT exits the rate timer displays Timed T for timed rate Parameters of change Measured values Timed Rates i Special Units of message measurement Figure 3 7 Rare Timer Display AERONAUTICAL UNITS Parameters T for timed rate Measured Timed values of change mbar m mbar m mbar m Timed Rates L Units of Special measurement message Figure 3 8 Rate Timer DisPLAv Pressure UNITS Note There is no pointer for the primary parameter values cannot be entered in the rate timer displays K114 Issue No 9 3 18 Operation 3 11 Pt Only Display Fig 3 8 The Pt only display overrides the other display modes single dual and triple The measured altitude and the CAS are produced from Ps in measure mode Measured T for timed rate Alt always altitude of change shown Units of Selected measurement parameter Aim set point or target Pointer for Special or leak measure if parameter messages Pitot controller selected off Ficure 3 9 Pt ONLv Display 3 12 Changing the Display The display can show either one two or three para
46. TY TO CHANGE THE AIM VALUE K114 Issue No 9 6 26 Reference and Specification MINIMUM SETUP o Minimum set up allows access to a limited number of set up functions Any parameter changed under set up returns to the default settings at power down o The CONFIGuration mode may be used to change the default settings so that the ADTS 405 powers up in the required state SETUP UNITS AERO o The current operating limits are changed to the default aeronautical units These units can be programmed using CONFIG UNITS AERO SETUP UNITS PRESS o The current operating limits are changed to the default pressure units These units can be programmed using CONFIG UNITS PRESS SETUP LIMITS o The ADTS 405 is preprogrammed with the manufacturer s STANDARD CIVIL and MAX limit sets Different sets of additional limits can be programmed using the CONFIG mode SETUP LIMITS allows the selection of the set of limits to be used each set of limits is identified by an aircraft name or component system number Note The ADTS 405 when delivered contains Standard and Civil limits to set and store Max limits for the first time enter configuration The Max limits depend on the range of the pitot channel either 850 or 1000 knots see section 1 3 operating limits o Use NEXT or PREV to step through the aircraft names and when the display shows the required name press SEL then CLEAR QUIT o Use CONF
47. The displayed values change as atmospheric pressure changes at power up 2 The display shows the WARMUP message in the lower right corner indicating that full pressure accuracy and stability may not be achieved The WARMUP message clears after 15 minutes This indication does not inhibit operation and these tests may proceed without waiting for the message to clear 3 An automatic zero if enabled takes place regularly The display shows ZERO and the state of the valves on the mimic panel change for approximately six seconds Commands may still be entered while auto zero takes place Press the MACH key and check the display changes to show Altitude and Mach measured values Pump unit Set the front panel switch for the pump unit to PUMP ON and check thot the pump power indicator lights Press LEAK MEASURE CONTROL to go to control mode Enter an altitude aim of 5000 ft by pressing 5 0 0 0 ENTER Enter rate or use default rates Enter an airspeed aim of 500 knots by pressing SPEED 5 0 0 ENTER Check that these aim values are achieved Completion On successful completion of this test procedure select GROUND Go to Ground woit until the unit is at ground switch off and disconnect the power supply K114 Issue No 9 5 4 Testing and Fault Finding 5 3 Self Test Errors At power up the ADTS 405 indicates if there is a fault by displaying an error code for example 701 HHHH PS SEL
48. UP MACH SETUP OSC The ADTS 405 hos an oscillation facility that causes the pressure to oscillate about the aim value at a user defined frequency and amplitude e Select oscillation channel Ps or Pt Select AMPL FREQ and enter the required amplitude and frequency Select START to start oscillation Select STOP to stop oscillation at the end of a half cycle e e e e Select FREEZE to stop oscillation immediately SETUP MORE CONTROL Ps Pt DUAL Dual channel is the normal mode of operation where both Ps static and Pt pitot channels are connected to the unit or aircraft system under test To test instruments such as airspeed indicators with only the Pt pitot channel connected use SETUP MORE CONTROL Ps Pt DUAL and select Pt When using Pt ONLY the blanking cap must be removed from the Ps static channel so that Ps is open to atmosphere All the functions associated with the Ps channel are disabled Similarly to test instruments such as altimeters with only Ps static channel connected use SETUP MORE CONTROL Ps Pt DUAL and select Ps All the functions associated with the Pt channel are disabled the blanking cap can remain fitted to this channel To return to dual channel operation select SETUP MORE CONTROL Ps Pt DUAL and select DUAL and connect both channels to the unit or aircraft system under test The channel controllers must be in measure mode when chang
49. altitude correction SAVING LIMITS When all limits and associated functions are set press CLEAR QUIT to exit the limit editing screen If changes have been made the display shows a request for confirmation before saving the changes If the system detects any errors e g duplicate aircraft names values out of range or editing system defined limits the display changes to the edit screen for the error to be corrected K114 Issue No 9 6 32 Reference and Specification CONFIG LIMITS EDIT LIMITS MAX LIMITS o This function makes a set of maximum limits a set of MAX limits can be edited using CONFIG LIMITS EDIT LIMITS EDIT EXISTING and saved with a new name This is a quick method for setting up a set of limits similar to the maximum system limits o The system displays an error message if MAX limits already exist CONFIG LIMITS EDIT LIMITS EDIT NEW o This function is identical to EDIT EXISTING and creates a new set of limits Default values are taken from Standard limits See EDIT EXISTING above for further details CONFIG LIMITS CLEAR LIMITS o This function clears an existing set of limits Use NEXT or PREV to display the name of the limits Select SEL to clear the limits followed by YES CONFIG LIMITS LOCK AIRCRAFT This function prevents changes to the default limits Iflock is ON no changes to the power up default qircroft limits con be mode from se
50. ange display Rate CAS Rate MACH Rate CAS is displayed with the airspeed in either CAS or TAS The following rates are available in pressure units Key press sequence Qc RATE Pt RATE EPR RATE Rate of change display Rate Qc Rate Pt Rate EPR If set up mode is not switched off SETUP UNITS can be used to change the units of display A new rate aim can be entered using the numeric keys if the unit is in Control Mode Aim displayed Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode If the automatic airspeed rate is selected using SETUP RATE the airspeed rate is automatically adjusted to simultaneously achieve both altitude and airspeed aim values This adjustment normally requires a reduction in the rate from the aim value the rate does not exceed the aim value When airspeed not Qc is automatically reduced the display shows A after RATE CAS LEAK MEASURE CONTROL This key switches between Control and Leak Measure mode Note The pneumatic supply pumps must be switched on before going to CONTROL mode K114 Issue No 9 Druck ADTS 405 User Manual 6 7 Note Note The controllers can be switched off to measure leaks in the aircraft system When in leak measure mode the display shows LEAK MEASURE Press LEAK MEASURE CONTROL to switch the controllers on The display briefly shows REGAINING CONTROL while the pressure contro
51. ar 100 fO 1 2989 07 kgf cm 98066 5 atm 101325 0 kgf m 9 80665 pdl ft 1 48816 mmHg 133 322 dyn cm 0 1 cmHg 1333 22 hbar 10000000 mHg 133322 0 tonf ft UK 107252 0 mm H O 1 9 80665 tonf in UK 15444300 cm HO 1 98 0665 inH O USA 2 248 64135 N m 1 ftH O USA 2 2983 6983 hPa 100 kp mm 9806650 kPa 1000 kp cm 98066 5 MPa 1000000 kp m 9 80665 torr 133 322 Table of pressure units and conversion factors Unit Conversion To convert FROM pressure VALUE 1 in pressure UNITS 1 TO pressure VALUE 2 in pressure UNITS 2 calculate as follows VALUE 2 VALUE 1 x FACTOR 1 FACTOR 2 Note The conversion factor for pressure units referenced 1 are calculated for a water temperature of 4 C Pressure units referenced 2 are calculated for a water temperature of 68 F these units are normally used in the USA K114 Issue No 9 Description 1 1 1 1 1 DESCRIPTION Introduction There are two versions of the ADTS 405 a 19 6U high 10 rack mounted unit and a flight line unit The ADTS 405 is arack mounted system and with external pressure and vacuum supplies connected provides measurement and control for leak checks calibration accuracy checks and functional tests of air data instruments components and systems The ADTS 405F is a self contained flight line air data test system providing complete pressure and vacuum measuring and control for on ai
52. as 62 E E e EASURE GROUND Ficure 3 1 Front PANEL K114 Issue No 9 Druck ADTS 405 User Manual 3 3 Quick Reference The quick reference chart shows normal operation key functions In the key selection column the following applies ALT NEXT SINGLE DOUBLE craft1 craft2 data entry KEY PAD FUNCTION Key selection F1 F4 ALT Ps SPEED Qc MACH Pt EPR ROC Ps RATE RATE TIMER F1 F2 F3 HOLD RATE LEAK MEASURE CONTROL GROUND GO TO GROUND DISPLAY QFE DISPLAY QNH PORT REMOTE PRINT ALPHA isaca data entry EXECUTE TEST PROGRAM NEXT PREV RUN F1 F2 HELP SETUP See QUICK REFERENCE SETUP or MINIMUM SETUP SETUP F1 See QUICK REFERENCE CONFIG A nudge up v nudge down 0 9 000 CLEAR QUIT ENTER CLEAR QUIT ENTER Key Item in menu soft key Sequence of parameters selected by NEXT key Sequence of names selected by NEXT key Enter number from key pad the display shows the main pressure display Leak Measure or Control mode Function and comments Function keys for menus Altitude Aeronautical units or Ps Pressure units Airspeed Aeronautical units or Qc Pressure units Mach Aeronautical units or Pt Pressure units Engine Pressure Ratio pressure units only Rate of Climb Aeronautical units or Rate of Ps Pressure units Start timing rate of change Wait and time choice 1 Wait and time choice 2 Wait and time
53. c RAR n Wa oes 6 23 SETUR RATE cci iin tete ineo pecia odo ee dde tires 6 23 SET UP LEAK MEASURE CONTROL AUTO LEAK SET UP LEAK MEASURE CONTROL AUTO LIMIT SET U SET UP SET U SET U SET UP SET U K114 Issue No 9 Druck ADTS 405 User Manual vi Table of Contents contd Section page MINIMUM SET UP Jupa 6 26 SETUP UNITS AERO i i ttti tbc 6 26 SETUP UNITS PRESS SETUP LIMITS SETUP AIT BSL m ri M RO M AM MM D MAT SETUP PORT SETUP HELP 6 4 CONFIGURATION PRO COC a Tm ER PUG TONS RR CONFIG UNITS CONFIG LIMITS EDIT LIMITS EDIT EXISTING MIN ALT MAX ALT MIN CAS MAX CAS X MAX MACHE Amannan nm u A E MAX ROG MAX RATE CAS ccisscssissencsssssecanstevvseosssossnsasiacanstevsneesnsbevsna ennnsctionssancoensasnecestniteise MIN Ps MAX Ps MIN Qc MAX Qc MAX RATE Ps MAX RATE Qc ARINC LIMITS e ALTITUDE CORRECTION u nspas ann a tte ceret tpe reas srvilessii erc CONFIG LIMITS EDIT LIMITS MAX LIMITS ET CONFIG LIMITS EDIT LIMITS EDIT NEW nnn CONFIG LIMITS CLEAR LIMITS livus CONFIG LIMITS LOCK AIRCRAFT is CONFIG LIMITS DEFAULT AIRCRAFT ccrte CONFIG MORE CONTROL CONTROL MODE nens CONFIG MORE CONTROL CONTROL LOCK CONFIG MORE DISPLAY OPTIONS DISPLAY TYPE CONFIG MORE DISPLAY OPTIONS OPTIONS
54. cy figures stated include curve fit errors repeatability and temperature effects over the range 5 C to 35 C 41 to 95 F The ADTS 405 can achieve the stated accuracy after a 15 minute warm up period K114 Issue No 9 6 40 Reference and Specification Control Performance Stability The ADTS 405 provides stable pressure values at the outlet ports and continues to control smoothly without oscillation into volumes of up to 17 litres 1 000 cubic inches on Ps and a volume of up to 10 litres 600 cubic inches on Pt at rates up to 6000 ft min Lower volumes enable higher rates of change to be achieved The following are the figures based on a 40 ppm of Ps full scale or Qc full scale over a bandwidth of 0 1 to 1 5 Hz and using RMS values Below are shown the two Qc ranges used by the ADTS 405 CHANNEL CONTROLLER STABILITY Ps 1 355 mbar 0 038 mbar 40 inHg 0 0011 inHg Oe 1 700 mbar 0 045 mbar 50 inHg 0 0014 inHg Qc 2 500 mbar 0 070 mbar 74 inHg 0 0021 inHg Rate Control The ADTS 405 operates in both aeronautical rates and pressure rates e g ft min and mbar min and controls Ps Pt and Qc parameters in either aeronautical or pressure units The following are possible Ps ft min or metres min max rate 100 000 ft min obsolute pressure units min Pt obsolute pressure units min Qc kts min or km h min max rate 2 000 kts min differentiol pressure units min Using single vacuum pump a rate of 20
55. d for first time users see section 3 4 for users requiring more operating detail see section 3 5 This section contains a quick reference chart showing all the functions of the key pad Further quick reference charts show the set up and configuration settings for each key pad function Review and become familiar with the whole procedure before starting the test process on an aircraft or component K114 Issue No 9 3 2 Operation 3 2 Display Functions and Units of Measure When operating in either pressure measuring or pressure controlling modes the ADTS 405 can display the following information Aeronautical Functions Altitude Calibrated and True Airspeed Mach Rate of Climb Rate of Airspeed Rate of Mach Pressure Functions Static Absolute Pitot Absolute Dynamic or Impact Differential Engine Pressure Ratio Rate of Ps Rate of Pt Rate of Oc Rate of EPR Display Abbreviation ALT CAS TAS MACH ROC Rt CAS RtMCH Display Abbreviation Ps Pt Qc EPR Rt Ps Rt Pt Rt Qc Rt EPR Displayed Units if applicable ft m kts km h mph ft m m m m s hm m kts m km h m mph m Mach m Displayed Units if applicable P P P P m P m P m EPR m Where P is the currently selected pressure units from the following list mbar inHg mmHg inH O 4 C inH O 20 C psi hPa kPa inH O 60 F kg cm FS STATIC PITOT Ps Qc Pt ROC RATE 5 RATE 5 6
56. d Enabling the IEEE 488 Facility To enoble the IEEE 488 set the ADTS 405 to the SCPI IEEE option and set to Address 1 os follows Press and hold down F1 then press SETUP to enter the configuration menu Releose both keus If requested enter PIN details Press MORE DISPLAY OPTIONS OPTIONS IEEE 488 SCPI OPT2 Check the display shows that SCPI is selected if the settings are correct press CLEAR QUIT until the display shows the main pressure display run the test program below If the display does not show that SCPI is selected press SCPI Press CLEAR QUIT DEVICE ADDRESS Check the address displayed is 1 If not press 1 on the numeric key pad and then ENTER If any changes have been made press CLEAR QUIT until requested to accept the changes then press ENTER The ADTS 405 automatically restarts when the display shows the main pressure display carry out the following test program K114 Issue No 9 5 12 Testing and Fault Finding Programming a Test of the IEEE 488 Facility There are many different programs and items of equipment for communicating over the IEEE 488 interface In the following example the user must be familiar with the IEEE 488 bus controller to be used The following example commands can be used to check for correct operation of the IEEE 488 interface Initialize the bus controller as follows Set Address 1 as the talker listener address Make sure that bus
57. e When airspeed is automatically reduced the display shows RATE CAS aim as A This function only applies when using Aeronautical units ft and kts ft and mph m and km h m min m and km h m s m and km h km min K114 Issue No 9 6 24 Reference and Specification SETUP LEAK MEASURE CONTROL AUTO LEAK This function enobles or disobles the quto leok recoveru facilitu See LEAK MEASURE CONTROL for further details SETUP LEAK MEASURE CONTROL AUTO LIMIT This function enables or disables the auto limit recovery facility See LEAK MEASURE CONTROL for further details SETUP GROUND This function enables the station airfield altitude to be entered and is used when displaying QNH See GROUND for further details Enter the station airfield altitude in the units shown on the display See CONFIG UNITS AERONAUTICAL for default units SETUP PORT This function sets up the port option If an option that is not fitted is selected the display shows the error message Option Hardware not fitted Refer to the Line Switching Unit User Manual SETUP PRINT DATE TIME This function allows the system time and date to be set The time and date is maintained by a battery backed clock when the ADTS 405 is switched off Use TIME or DATE to select between time or date To change the time or date enter all six digits and press ENTER The date format can be either US mm dd
58. e and airspeed and only apply in aeronautical units MIN Ps MAX Ps MIN Qc MAX Qc These are the fundamental pressure unit limits MAX RATE Ps MAX RATE Qc These limits are the maximum rate of change for Ps and Qc and only apply in pressure units ARINC LIMITS Figure 6 3 ARINC 565 operating limits are enabled by setting ARINC LIMITS ON and implemented as shown in Fig 6 3 Due to the shape of the altitude airspeed envelope these limits cannot be implemented using the above altitude airspeed and Mach limits Using the ON OFF function key select the required ARINC limits ON or OFF When used in combination with another set of limits the lower more restricting limits apply If ARINC limits are selected and any of the other limits are greater than the values of the ARINC limits a display message requests confirmation that the lower ARINC limit is to be used before the limit is saved K114 Issue No 9 Druck ADTS 405 User Manual 6 31 60 55 50 o c lt D 40 1 0 MACH 5 o 30 W Lu LL Bm 20 gt 15 2i lt 10 1000 ft 10 600 190 450 AIRSPEED KNOTS Maximum airspeed rate 1 Mach min Fic 6 3 ARINC 565 Operatine Limits ALTITUDE CORRECTION The altitude correction value for a specific aircraft may be entered as well as its limits The altitude correction value can be changed during operation in full and minimum set up modes using SETUP ALT See SETUP ALT for further details on
59. e key pad e Keu presses inside brockets e g MORE are soft keu presses i e function keu selections F1 to F4 indicated on the display screen Procedure Connection qnd power on checks e Connect power to the unit and if necessary connect the hand terminal Make sure that the blanking caps are fitted to the Ps and Pt front panel outputs Check power indicator is on e Set the front panel switch to OPERATE Set the front panel switch for the pump unit to PUMP ON and check that the pump power indicator lights c Check the display shows the first stage power up message as below where x is the version number of the installed display driver software DK 282 Version x xx Display Power up Please Wait c Check the second stage power up message displays as below where x is the version number of the installed main operating software DRUCK ADTS 405 DK 263 VER 6 xx Note ADTS 405 may be replaced by an alternative identity string The software version may also be supplemented by extra alpha characters K114 Issue No 9 Druck ADTS 405 User Manual 5 3 The ADTS 405 displays any detected errors Check that the power up sequence continues through the following stages without error Calibration date Self test Meosuring ground pressures Equqlizing sustem pressures Check that the display then changes to show measured altitude and airspeed CAS or TAS values Notes 1
60. e to be entered this is used in the calculation of TAS o Enter the Pitot temperature measured by the aircraft s Pitot temperature sensor in the units shown on the display o The default units of temperature measurement may be changed using CONFIG UNITS TEMPERATURE SET UP MACH o This function allows the Mach limit to be changed or disabled The initial Mach limit comes from the current aircraft limits o To change the limit enter a numeric value or select as follows Select OFF to disable the Mach limit Select ON to enable the Mach limit Select DEFAULT to restore the Mach limit from the aircraft limits in use SET UP RATE TIMER This function allows the Wait Time values to be set for F1 F2 and F3 of the RATE TIMER function To change the times Select the function to be changed F1 F2 or F3 Enter the WAIT value in minutes and seconds Enter 00 00 if a wait is not required Select TIME Enter the TIME value in minutes and seconds Press CLEAR QUIT Select another WAIT TIME or press CLEAR QUIT See the RATE TIMER for further details SET UP RATE This function selects automatic airspeed rate control ON or OFF If the automatic airspeed rate is selected using SETUP RATE the airspeed rate is automatically adjusted to simultaneously achieve both altitude and airspeed aim This adjustment normally requires a reduction in the rate from the aim value the rate does not exceed the aim valu
61. eed Qc set point When the airspeed reaches zero and the Ps channel pressure nears ground the system re measures atmospheric pressure to update the recorded ground pressure QFE During this period the display shows the message Checking Ground The ADTS 405 then reconnects to the aircraft system and equalises the system pressures Commands cannot be entered when these two messages are displayed The Ps channel pressure is then taken to the new recorded atmospheric pressure and at this new pressure the display shows the message Safe At Ground The ground vent and zero valves remain open to keep the aircraft system vented to atmosphere Press CLEAR QUIT to continue with normal operation The ground vent and zero valves automatically close K114 Issue No 9 Druck ADTS 405 User Manual 3 25 3 16 Options WARNINGS 1 2 COMPLY WITH ALL LOCAL SAFETY ORDERS OBSERVE ALL SAFETY PROCEDURES IN THE AIRCRAFT MAINTENANCE MANUALS SCPI IEEE 488 Option The SCPI IEEE 488 interface provides remote control of the ADTS 405 from a suitable PC using standardised commands The ADTS 405 implements the full SCPI command set with the exception of expressions and units suffixes Although all the ADTS 405 commands at the first or root level are fully defined in the SCPI standard many of the functions required have not been allowed for in the standard The lower levels of commands have been created using the appropriate rules contained
62. eld in non volatile memory Configuring and enabling the Altimeter Encoder Option Press and hold down F1 and press SETUP to enter the configuration menu Release both keys 0 Press MORE DISPLAY OPTIONS DISPLAY TYPE NEXT ENCODER e Check the display shows Encoder is selected Press SAVE then repeatedly press CLEAR QUIT until the display shows the following ADTS 405 mode value units of measurement Alt ft Aim 5000 D2 to C4 gt 0Q001010019 CODE 5000 decoded value bit code Note With an incorrect bit combination such as all zeroes the display shows ENCODER ERROR in the place of the decoded value o If the above procedure is unsuccessful check the continuity of the Altimeter Encoder cable o If faulty replace the cable o If the continuity of the cable is correct return the ADTS 405 to the repair depot K114 Issue No 9 Druck ADTS 405 User Manual 5 15 Optional cable AAU 32 units The 15 core coble is supplied for the AAU 32 encoder unit Note The D2 data line turquoise cable is not defined for the AAU 32 it is for above 62 000 ft and not connected Front panel connector Cable colour eu connector OPTIONAL CABLE CONNECTIONS K114 Issue No 9 5 16 Testing and Fault Finding Testing the ARINC 429 Option To enable and disable this ARINC facility access the configuration menu When enabled this facility will be available from power up of the
63. ensity of explosive vapours The local conditions must be assessed and the dimensions x metre of the hazardous area defined by the local engineering and safety officials THE POWER SUPPLIES MUST BE ISOLATED WHEN CONNECTING ELECTRICAL EQUIPMENT IN THE HAZARDOUS AREA Do Nor DISCONNECT ATEX CERTIFIED ELECTRICAL EQUIPMENT SUCH AS THE ADTS HAND TERMINAL WHEN ENERGIZED IN THE HAZARDOUS AREA x metre x metre x metre x metre r1 ES ri x metre K114 Issue No 9
64. epth behind front panel 255 mm 10 qa msn un k ua Ap n E Rear panel connections available ADTS 405F 442 mm x 755 mm x 332 mm 17 x 30 x 13 Weight ADTS 40S ya ua ana ni ana RER 12 kg 26 5 Ib ADTS 405F 29 kg 64 Ib Power M Single phase AC in the range 90 260 V Over the frequency range 47 440 Hz No switching required all automatic DC power Option seista 24 to 50V ADTS405 M M 400 VA ADTS405F4 E o n ea A a 500 VA Pressure Fittings PS annua TR EAE BE MIDI A TEET EE saus MS33656 6 x P MS33656 4 Pressure supplu MS33656 4 Vacuum supplicat da teme ted MS33656 6 Pressure Vacuum Requirements The ADTS 405 requires a single vacuum inlet and a single air pressure inlet At the control set point operating into a leak tight system no air is consumed A single vacuum source is adequate for the rates detailed into the volumes listed with no crosstalk between Ps and Pt channels A pump capable of 14 litres min 0 39 cubic ft min is required The air pressure source should be clean dry air at a pressure of 3 to 6 bar 45 to 90 psi with the ADTS 405 having an internal regulator to protect the controllers Filtering should be to better than 15 microns and a flow rate equivalent to 2 8 litres min 0 1 cubic ft min at the above pressure Note The Druck PV 103 is a 19 rack unit that meets the require
65. ered contains Standard and Civil limits to set and store Max limits for the first time enter configuration The Max limits depend on the range of the pitot channel either 850 or 1000 knots see section 1 3 operating limits o Use NEXT or PREV to step through the aircraft names select SEL and press QUIT when the display shows the required name o Use CONFIG LIMITS to program the sets of limits Each set of limits includes Max ALT Min Ps Min ALT Max Qc Max CAS Min Qc Min CAS Max Rate Ps Max Mach Max Rate Qc Max ROC ARINC limits on or off Max Rate CAS Altitude correction value Max Ps o The set of limits used at power up default can be selected using CONFIG LIMITS DEFAULT AIRCRAFT The default aircraft settings can be locked using CONFIG LIMITS LOCK AIRCRAFT so that the operator cannot change the limits K114 Issue No 9 Druck ADTS 405 User Manual 6 17 If the selected set of limits result in the measured pressures being outside the limits the display shows the warning message OUTSIDE LIMITS GO TO GROUND the Ps and Pt channels should be taken to ground or to pressures within the new selected limits This warning messageis also displayed if the pressures measured directly after power up are outside the limits used at power up After selecting a set of limits the altitude correction value can be changed using SETUP ALT The maximum Mach limit can be changed or switched off using SET
66. ersion Factors Section 1 DESCRIPTION 11 nitgore sfeufojnterr re 1 1 1 2 OPEratiNG RANGE and Perfor mMaCE sssini 1 3 1 3 Operating LIMIS e c 1 3 2 INSTALLATION 2 1 PACKAGING EAR 2 2 Packaging for Storage and Transportation 2 5 Electrical GOBFIe GIO as utcestesaco nenna naea RUF HHRERH SU PEERS ER 2 4 Pneumatic Pressure Connections isset ttttttenntntttttnnnn titt 2 5 Positioning of the ADTS 405 2 6 Positioning the ADTS 405 E teer tete ire eder 3 OPERATION 3 1 Prepara tiosan mt 3 1 3 2 Display Functions and Units of Measure 3 2 3 3 QUICK Retereri e ose aa acid Matis eR nuna iad clea Rea 3 3 3 4 FISUTMWWYSSOBOLGIO SSS REN 3 4 5 5 Operation and Example Procedures ttti 3 10 3 5 1 Checks Before Use 552 Ope rdting Proced reS ccepit perdete nettes pere tegis 3 6 pomo 3 7 Control or Measure Parameter 3 8 keak Testing the ADTS 405 utter titt mec srt sce a 3 9 IS OU LY S eS T ee eX 3 10 Rate Timer Displays 3 11 Pt Only Display 3 12 Changing the Display 3 13 Changing the UN tSean aA E a A UE A 3 14 Limit CRECKIN O Se Aircraft System Protection Mach Test and Constant Mach K114 Issue No 9 Druck ADTS 405 User Manual Table of Contents contd Section WRUGTAIS peed eenean e sas E nA UAE LIA D ERES TAI Airspeed Switch Test
67. es The pump rack on the ADTS 405F produces pressure and vacuum supplies for the electronics rack and for external services Located on the front panel the external connectors provide for external pressure and vacuum supplies EXT PRESSURE and EXT VACUUM and an auxiliary static vacuum output AUX The rack is cooled bya fan located under a protective cover on the front panel The power supply connection for the ADTS 405F is located on the front panel K114 Issue No 9 1 2 Druck ADTS 405 User Manual Dua RM anrsins ARR DATA TEST SYSTEM Ps 1013 25 mbar Aim 1013 25 lt Pt 3199 91 mbar SOLENOID STATUS Aim 3200 00 a as Ps 1013 25 ar Aim 1013 25 lt Pt 3199 91 mbar Aim _ 3200 Figure 1 2 ADTS 405F GENERAL view K114 Issue No 9 Description 1 3 1 2 Operating Range and Performance o The ADTS 405 is supplied in one of two full scale ranges 850 knots or 1000 knots for measurement and control of the pitot pressure channel o Operating limits are set pre defined tabular limits known as STANDARD CIVIL and MAX these can be selected through the SETUP menu see Reference section 6 Operators may also configure the display to aeronautical or pressure
68. est equipment or reference to measurement To perform operations necessary to switch on a system ready for use K114 Issue No 9 Druck ADTS 405 User Manual x Power down To perform operations necessary to safely switch off a system after use Readjust To adjust again to move back to a specified condition to bring back to an in tolerance condition Reconnect To rejoin or refasten that which has been separated Refit Fit an item which has previously been removed Remove To perform operations necessary to take an equipment unit out of the next larger assembly or system To take off or eliminate To take or move away Repair To restore damaged worn out or malfunctioning equipment to a serviceable usable or operable condition Replace Remove an item and fit a new or a serviced item Reset To put back into a required position adjustment or condition Service To perform such operations as cleaning lubricating and replenishing to prepare for use Test Ascertain by using the appropriate test equipment that a component or system functions correctly K114 Issue No 9 xi Returned Goods Procedure for Europe Should the unit become unserviceable and require repair it can be returned to the Druck Service Department Please contact our Service Department either by phone fax or e mail to obtain a Returned Goods Authorization RGA number providing the following information Product i e ADTS 405 P
69. g ALT 0 Leak Measure WARMUP Note Wait 15 minutes before continuing to allow the system to get to thermal stability The wait time can be reduced to 5 minutes if the system has been re powered after a short time Operating modes o The air data test system can now be set for a variety of functions and modes In the following examples of measure mode control mode leak measure mode and go to ground show the key presses and selections required for each mode K114 Issue No 9 3 6 Measure Mode To select the measured parameter press STATIC ALT SPEED Ps Qc or Measured value Operation PITOT MACH or Units of measurement 10000 Leak Measure Measured parameter Alt CAS 350 Leak Measure leak measure when measure mode selected Change display single dual or triple press SETUP MORE CONTROL L Ps Pt DUAL DISPLAYS OPTIONS DISPLAY TYPE OPTIONS Change units from aeronautical to pressure SETUP UNITS NEXT PREV SAVE K114 Issue No 9 Druck ADTS 405 User Manual 3 7 Control Mode For ADTS 405F set the pump switch to PUMP ON PUMP ON Alt 0 LEAK Alt 0 ft Leak Measure _ x MEASURE _ Aim 0 lt CONTROL LEAK MEASURE CONTROL ee lt Alt 5000 Leak Measure K114 Issue No 9 3 8 Operation Leak Measure Mode Static channel altitude
70. ged o fthe altitude aim is changed after the entry of TAS or Mach the CAS aim value changes while the TAS and Mach values remain unchanged o fthe Ps aim is changed after the entry of Oc then the Pt aim value changes while the Qc remains unchanged K114 Issue No 9 Druck ADTS 405 User Manual 6 3 If the Ps aim is changed after the entry of Pt then the Qc aim value changes while the Pt remains unchanged The display shows symbol next to the parameter that remains unchanged SETUP UNITS can be used to change the units of display if set up mode is not switched off Before entering a new CAS or Qc aim the rate of change should be set using the RATE key In Control Mode AIM display a new CAS or Qc can be entered using the numeric keys Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode MACH Pt o n aeronautical units ft kts or m km h this key selects a Mach display n pressure units mbar inHg etc this selects a total pressure Pt display fthe altitude aim is changed after the entry of CAS the Mach and TAS aim values change while the CAS value remains unchanged fthe altitude aim is changed after the entry of TAS or Mach the CAS aim value changes while the TAS and Mach values remain unchanged f the Ps aim is changed after the entry of Qc then the Pt aim value changes while the Qc remains unchanged f the Ps aim is changed after the entry of Pt then
71. hanging pressure is instantaneously held Pressing HOLD again releases the pressure to continue to the aim value The HOLD facility applies to both channels simultaneously and can be used to test pressure switches as follows Airspeed Switch Test Take the airspeed to a value just below the expected trip point Enter a low rate of speed Enter a new airspeed aim above the trip point Immediately the switch trips press HOLD Read the airspeed value this is the trip value for increasing airspeed Enter a new airspeed aim below the expected trip value Immediately the switch trips press HOLD Read the airspeed value this is the trip value for decreasing airspeed Press HOLD again to release hold For both channels to start moving to new aims at the same time use the following sequence Press HOLD Enter Ps channel aim Enter Pt channel aim Enter required rates Press HOLD again to release hold HOLD is automatically released when entering Measure Mode K114 Issue No 9 Reference and Specification In aeronautical units kts km h this key selects a rate of change of airspeed Rate CAS display In pressure units mbar inHg etc this key selects a rate of change of pressure Rate Qc Rate Pt or Rate EPR display The actual display depends on the parameter selected before pressing RATE The following rates are available in aeronautical units Key press sequence SPEED RATE MACH RATE Rate of ch
72. hout making a selection K114 Issue No 9 6 2 Reference and Specification ALT Ps In aeronautical units ft or m this key selects an altitude display In pressure units mbar inHg etc this key selects a static pressure Ps display SETUP UNITS can be used to change the units of display if set up mode is not switched off Before entering a new altitude or Ps aim set the rate of change using the ROC Ps Rate key In Control Mode Aim display enter a new altitude or Ps aim using the numeric keys Use LEAK MEASURE CONTROL to change between Control and Leak Measure mode SPEED Qc In aeronautical units kts km h this key selects an airspeed CAS or TAS display In pressure units mbar inHg etc this key selects dynamic pressure and the display shows Qc The airspeed can be displayed and entered as either Calibrated Airspeed CAS Vc or True Airspeed TAS Vt Note For testing purposes Calibrated Airspeed equates to Indicated Airspeed IAS The Pt temperature value affects the calculation of TAS The value of Pt temperature normally measured by the aircraft temperature sensor can be changed by SETUP SPEED Qc Pt TEMPERATURE only in full set up mode Use SETUP SPEED Qc CAS TAS to select CAS or TAS CAS TAS can be changed in full set up mode f the altitude aim is changed after the entry of CAS the Mach and TAS aim values change while the CAS value remains unchan
73. iate connectors and all pins in turn Measure also the resistance between individual pairs of pins i e 1 2 1 3 1 4 1 5 1 6 2 3 2 4 2 5 2 6 3 4 3 5 3 6 4 5 4 6 and 5 6 In all cases the resistance must exceed 10 Mohms K114 Issue No 9 INTENTIONALLY LEFT BLANK Maintenance K114 Issue No 9 Druck ADTS 405 User Manual 5 1 5 9 4 TESTING AND FAULT FINDING Introduction The ADTS 405 contains a built in self test and diagnostic system The system continuously monitors the performance of the unit and at power up carries out a self test Warning and error messages are displayed during normal operation if out of range values are entered or if faults occur This section details the standard serviceability test and the possible error messages and codes that can be displayed A fault diagnosis flow chart and table provide the probable cause and procedures to rectify specific symptoms Error messages When the display shows a message indicating entry of incorrect data or values pressing QUIT clears the message and allows the correct entry to be made K114 Issue No 9 5 2 Testing and Fault Finding 5 2 Standard Serviceability Test The following procedure con be used to check the functions and facilities of the ADTS 405 For further information refer to Section 6 Reference and Specification In the following e All key presses are highlighted in bold and shown as identified on th
74. ifferent heights If the ADTS 405 front panel is vertical use the altitude reference level shown on the front panel Ifthe ADTS 405 front panel is horizontal use the altitude reference level shown on the side of the case Enter the height difference between the aircraft system and the ADTS 405 altitude reference level The units of entry are the current units or default aeronautical units see CONFIG UNITS AERONAUTICAL SETUP PORT This function sets the port option for the Druck Line Switching Unit If an option thot is not fitted is selected the display shows the error message Option Hardware not fitted Refer to the Line Switching Unit User Manual SETUP HELP This function provides help on the set up keu K114 Issue No 9 6 28 Reference and Specification 6 4 CONFIGURATION o Any parameters changed in any mode of SETUP return to the default settings when the system is next switched on The CONFIGuration mode may be used to change the default settings so that the ADTS 405 powers up in a specified state Most SETUP parameters are also available in CONFIG other parameters are only available in CONFIGuration o Some parameters changed in set up mode can be locked in CONFIGuration preventing access For example a system used in a servicing procedure for a specific aircraft type can be set to power up with a specific set of limits that must not be changed The set up menus can also be locked o
75. in zone 2 hazardous areas in accordance with the ATEX certification document and schedule ATEX Certificate of Conformity No Baseefa05ATEX0192 BASEEFA being an Approved Certification Body in accordance with Article 14 of the Council Directive of the European Communities of 18th December 1975 76 117 EEC certifies that the apparatus has been found to comply with harmonised European Standards EN 60079 15 2003 and has successfully met the examination and test requirements recorded in confidential report number 05 C 0154 Baseefa dated 12th October 2005 NOTE Refer to pages 2 2 of the Certificate of conformity for electrical connection parameters Rated Voltage 32Vdc Marking detail ADTS Hand Terminal Baseefa05ATEX0192 Ex II 3G IP54 Baseefa05ATEX0192 EC type examination certificate number EEx nA nL IIC T4 25 C lt T m lt 55 C Druck LE6 OFH UK A wor a K SPECIAL CONDITION OF USE The power supplies must be isolated when connecting the ADTS hand terminal in the hazardous area The ADTS hand terminal must not be disconnected when energized in the hazardous area The ADTS hand terminal is a non serviceqble component If the ADTS hand terminal becomes unserviceable it can only be replaced by another ATEX compliant hand terminal K114 Issue No 9 xiv Pressure units qnd conversion factors 100000 Ibt ft 47 8803 Ibf in psi 6894 76 inHg 3386 39 mH O 9806 65 inHO 1 249 089 mb
76. ing CONTROL The Ps static pressure must be within 10 mbar of the recorded QFE to select Pt onlu The control channel selection can be locked in CONFIG K114 Issue No 9 6 18 Reference and Specification SETUP MORE DISPLAYS OPTIONS DISPLAY TYPE The display can be configured for SINGLE DUAL or TRIPLE displays The key press sequence changes the display parameters the 2nd key press column shows the parameter that changes on entry of q numeric value The tables show all available parameter combinations with an associated key press sequence Lower Display CAS or TAS MACH LT ROC AS or TAS RATE CAS ACH RATE MACH ACH CAS TAS SPEED MACH SPEED Q gt gt gt r P P lt j The Mach parameter changes on numeric entry Aeronautical units dual display 1st Key 2nd Key Upper Lower Press Press Display Display Ps Qc Ps Qc Ps Pt Ps Pt Ps EPR Ps EPR RATE Ps Ps RATE Ps Qc RATE Qc RATE Qc Pt RATE Pt RATE Pt RATE RATE EPR Pt Qc Pt Qc Qc Ps Ps Qc Pt Ps Ps Pt Ps Ps EPR Qc Pt Pt Qc Pressure units dual display K114 Issue No 9 Druck ADTS 405 User Manual 6 19 Display ALT CAS or TAS ALT CAS or TAS MACH ALT CAS or TAS ROC ALT CAS or TAS RATE CAS ALT CAS or TAS Aeronautical units triple display Display Ps Qc Ps Qc Pt Ps EPR Ps Qc RATE Ps Ps Qc RATE Qc Ps Pt RATE Pt Ps EPR R
77. isplay as it counts down followed by the Timing time 6 Atthe end of the Timing period press ROC Ps RATE to display the measured rate of change of Ps T is shown after the value indicating a timed average 7 Check that the Ps Qc and Pt rates are less than or equal to 0 5 mbar min If the leak rate is not achieved allow further thermal stabilization time and re test by pressing RATE TIMER and selecting WAIT 05 00 TIME 01 00 8 Press CLEAR QUIT to exit special rate time display Range check o Using key presses based on the above control the Ps and Qc pressures to the normal limits of operation and make sure that these are achieved Use minimum Ps and zero Qc and then maximum Ps and maximum Qc Note Do not exceed the maximum Pt as shown on the front panel of the unit Use maximum available rates of change to minimise test times K114 Issue No 9 5 10 Testing and Fault Finding Controller Stability 1 2 3 4 5 6 7 8 9 This section verifies the control stability Press LEAK MEASURE CONTROL to turn the pressure controllers on Aim replaces Leak Measure on the display Enter a Ps aim of 510 mbar with a rate of change of 204 mbar min by pressing the following ALT Ps 5 1 0 ENTER Ps RATE 2 0 4 ENTER Enter a Qc aim of 0 mbar with a rate of change of 204 mbar min by pressing the following SPEED Qc 0 ENTER RATE 2 0 4 ENTER Pre
78. kly be achieved 5535595959599 Note EPR testing can also be performed by specifying the actual INLET and OUTLET values K114 Issue No 9 3 24 Operation 3 15 Testing Aircraft Systems or UUT WARNING OBSERVE THE APPROPRIATE SAFETY INSTRUCTIONS AND PROCEDURES DETAILED IN THE AIRCRAFT MAINTENANCE MANUALS OR COMPONENT MAINTENANCE MANUALS Connect the hoses and appropriate adaptors to the aircraft system or UUT To make sure that the connections to the aircraft system or UUT are not leaking carry out a leak test detailed in the appropriate aircraft or component manual 3 15 1 Go To Ground and Shut down On completion of testing and before disconnecting from the qircroft sustem or UUT the pressures in the system must be taken to the local atmospheric pressure ground with zero airspeed e Ifthe display shows Leak Measure press LEAK MEASURE CONTROL e Press GROUND F1 Go To Ground c Wait for the display to show Safe At Ground It is now safe to disconnect the aircraft system or UUT The pressure in the system changes towards ground The ground pressure or Ground replaces the static or altitude aim value If required new rates of change can be entered while going to ground To change the ROC or static rate press ROC Ps Rate and enter the new value To change the airspeed or Qc rate press SPEED Qc then RATE and enter the new value To change from going to ground enter a new altitude static or airsp
79. lect LIMITS Use NEXT or PREV to select the limits required Each set of limits is identified by its name including the pre defined sets of limits Standard Civil and Max see section 1 3 operating limits Select SEL to select the limits c Press QUIT CLEAR to return to the pressure display Using the CONFIGuration function new sets of limits can be created and existing sets of limits can be edited In addition the set of limits in use at power up can be selected If required this selection can be locked to prevent unauthorised changing of the limits Auto recovery facilities The pressure controllers in the ADTS 405 can feed a leak in an aircraft system When first testing an aircraft system a leak test must be carried out at low altitude and airspeed If during a leak test a leak in the system produces a rate of climb greater than the rate set in limits or a rate of change of airspeed greater than the rate set in limits then the pressure controllers automatically regain control to minimise damage to the aircraft system This AUTO LEAK RECOVERY facility can be disabled If a leak causes the system pressures to exceed any limit during a leak test the pressure controllers automatically regain control This AUTO LIMIT RECOVERY system can be disabled If negative airspeed or Qc occurs in measure mode the zero value is automatically opened for one second to balance the airspeed This only applies when the
80. llers adjust to the system pressure No significant pressure transients are produced when regaining control When in control mode the display shows Aim value Two safety systems are built in to protect the aircraft systems during leak testing These are Auto Leak recovery and Auto Limit recovery Auto Leak recovery automatically regains control if the leak rate exceeds the currently set limits on either channel Auto Leak recovery can be switched off using SETUP LEAK MEASURE CONTROL AUTO LEAK If negative airspeed or Qc occurs in measure mode the Zero valve automatically opens for a period of one second to balance the airspeed or Qc This only applies when the minimum CAS or Qc limit is zero This only applies when the minimum CAS or Qc limit is zero Auto Limit recovery automatically regains control if the pressure on either channel leaks outside of the selected limits except for negative airspeeds Auto Limit recovery can be switched off using SETUP LEAK MEASURE CONTROL AUTO LIMIT Auto Limit and Auto Leak recovery functions require the pneumatic supply pump to be switched on GROUND o o This key enables a display of ground pressure or automatically controls the pressures in the aircraft system to local atmospheric pressure The local atmospheric pressure is recorded by the ADTS 405 during the power up sequence K114 Issue No 9 6 8 Reference and Specification When GROUND is pressed q
81. m of 1016 mbar by pressing ALT Ps 1 0 1 6 ENTER 3 Enter a Qc aim of 272 mbar by pressing SPEED Qc 2 7 2 ENTER Wait for the aim values to be achieved then wait for 1 min 4 Press LEAK MEASURE CONTROL to return to Leak Measure mode 5 Press RATE TIMER and select WAIT 05 00 TIME 01 00 Observe that the Waiting time is shown on the display as it counts down followed by the Timing time 6 At the end of the Timing period the display shows the rate of change of Ps Qc and Pt with a T to indicate timed average K114 Issue No 9 Druck ADTS 405 User Manual 5 9 7 Check that the Ps Qc and Pt rates are less than or equal to 0 5 mbar min If the leak rate is not achieved allow further thermal stabilization time and re test by pressing RATE TIMER and selecting WAIT 05 00 TIME 01 00 8 Press CLEAR QUIT to exit rate display Vacuum Leak Check o This section verifies that the unit is leak tight under vacuum conditions 1 Press LEAK MEASURE CONTROL to enter control mode The display shows Aim in place of Leak Measure 2 Enter a Ps aim of 100 mbar by pressing ALT Ps 1 0 0 ENTER 3 Enter a Qc aim of 0 mbar by pressing SPEED Qc 0 ENTER 4 Wait the required time for temperature stabilization e g one minute Press LEAK MEASURE CONTROL return to Leak Measure mode 5 Press RATE TIMER and select WAIT 05 00 TIME 01 00 Observe that the Waiting time is shown on the d
82. ments of the ADTS 405 The integral pump rack provides all the requirements of the ADTS 405F Warm up If the ADTS 405 temperature has stabilized within the operating temperature range before switching on the ADTS 405 requires a warm up period of 15 minutes to achieve the stated accuracy K114 Issue No 9 6 36 Reference and Specification Temperature The ADTS 405 has the following temperature ranges o 10 01 10 arn 5 to 35 C 41 to 95 F Operat MM ET 10 to 50 C 414 to 122 F Storage uusessuetee eiie mute eee tees 40 to 70 C 40 to 158 F Measurement and Control Range Specifications Operating Range and Performance The ADTS 405 is supplied in one of two full scale ranges 850 knots or 1000 knots for measurement and control of the pitot pressure channel The following operating parameters are based on a 1000 knots capability test systems Variations for 850 knots test systems are shown where appropriate in brackets For both full scale ranges limits are set pre defined tabular limits known as STANDARD CIVIL and MAX these can be selected through the SETUP menu Note The ADTS 405 is supplied without MAX limits a prompt in the SETUP limits menu asks for MAX limits to be created This function automatically loads the maximum values appropriate for the full scale range Operators may also configure the display to aeronautical or pressure units but should be aware that when units of pres
83. meters as follows Note Display cannot be changed with SETUP switched off or in minimum mode To change the display c Press SETUP Select MORE Select DISPLAYS OPTIONS Select DISPLAY TYPE Using NEXT or PREV Select either SINGLE DUAL or TRIPLE ARINC ENCODER more display types with options fitted e Press SAVE to accept c Press CLEAR QUIT repeatedly to return to user display To change the display for Pt Only c Press SETUP Select MORE Select Control Ps Pt Dual Select Pt Only Mode Press CLEAR QUIT repeatedly to return to user display 50023253232 5 5005085 K114 Issue No 9 Druck ADTS 405 User Manual 3 19 3 13 3 14 Changing the Units The units can be changed to units of pressure measurement or aeronautical units In Full Set up Mode any set of aeronautical or pressure units can be selected To change the units c Press the SETUP key Select UNITS Use NEXT and PREV keys to select the required units Select SAVE to accept Press CLEAR QUIT repeatedly to return to the main pressure display 9550202385 In Minimum Setup Mode only the default aeronautical and pressure units can be selected To change the unit type c Press the SETUP key Select UNITS TYPE Select either AERO or PRESS to select the unit type Select SAVE to accept e Press CLEAR QUIT repeatedly to return to the main pressure display Note The default pressu
84. minimum CAS or Qc limit is zero Limits cannot be changed with SETUP switched off or Limit Lock enabled K114 Issue No 9 Druck ADTS 405 User Manual 3 21 Aircraft System Protection The ADTS 405 protects the aircraft system against user error and leaks in the aircraft system Note The pumps must be switched on The system protection operates c Limit checking of user entered set points c Automatic regain of control if leak rate is over limit during leak testing c Automatic regain of control if a leak takes the system pressures outside of limits Mach Test and Constant Mach o Note To go to 0 8 Mach enter Control Mode and proceed as follows c Press SPEED then RATE to select rate of change of airspeed Enter required rate e g 300 kts min Press MACH Enter 0 8 Wait for the Mach to be achieved If the altitude changes the system automatically adjusts the airspeed to keep the Mach value constant 5 50050 True Airspeed o Note The normal airspeed parameter is Calibrated Airspeed CAS equivalent to IAS for testing purposes The airspeed parameter may be changed to True Airspeed TAS as follows Press SETUP then SPEED Select CAS TAS Select TAS Press QUIT CLEAR repeatedly to exit set up Press SPEED he display now shows the airspeed parameter as TAS Airspeed parameter type can only be changed in Full Set up mode Rate of change of airspeed will still be shown as Rate CAS
85. n not allowed in Leak measure Select controller on mode Select CONTROL again If fails again refer to the main fault finding chart in the service manual Ps SOFT START TIMEOUT The Ps controller has failed to go into control mode The Ps controller has detected loss of supply pressure and automatically switched all channels to measure mode This can occur at very high rates of pressure change in large volume systems if the pumps cannot produce enough pressure Restore pressure supply BEFORE going to control mode again Refer to the main fault finding chart in the service manual Ps PRESSURE FAIL The Ps controller has detected loss ofsupply vacuum and automatically switched all channels to measure mode his can occur at very high rates of pressure chang in large volume systems if the pumps cannot produce enough vacuum Restore vacuum supply BEFORE going to control mode again Refer to the main fault finding chart in the service manual Ps VACUUM FAIL Select CONTROL AGAIN If fails again refer to the main fault finding chart in the service manual Pt SOFT START TIMEOUT The Pt controller has failed to go into control mode The Pt controller has detected loss of supply pressure and automatically switched all channels to measure mode This can occur at very high rates of pressure change in large volume systems if the pumps cannot produce enough pressure Restore pressure supply BEFORE going
86. ng a Program To run a program each time the ADTS 405 is switched on the Auto run feature should be enabled The enabled program starts from the first line after successful completion of the ADTS power up sequence To set up the auto run feature proceed as follows L a Enter configuration CONFIG by pressing and holding F1 and pressing SETUP At the first menu level of configuration press the EXECUTE TEST PROGRAM key then F1 The display shows the name of the current file to Auto run or NONE if auto run is not selected To change this selection use the NEXT and PREV keys and when the correct file is displayed press SEL To de select auto run press NONE K114 Issue No 9 6 12 Reference and Specification HELP The HELP key provides help on each key The help message generally gives associated functions and ways of changing the use of each key To get help on any of the keys on the key pad 0 Press HELP then press the required key for information e Some help screens show q flashing MORE over the F4 keu press F4 for further information e Press CLEAR QUIT to exit the help sustem v or 4 nudge keys Change the current aim up or down 4 bu a small increment o This facility can be used to align a pointer of an instrument to a precise indicated value and compare this indicated value with the measured value o This facility may be used for pressure switch testing as follows Aim for a
87. ntru RATE TIME WAIT TIME ON F1 TIME WAIT data entru data entru WAIT TIME ON F2 WAIT TIME ON F3 RATE E ON OFF LEAK MEASURE AUTO LEAK ON OFF ON OFF AUTO LEAK LOCK ON OFF AUTO LIMIT ON OFF ON OFF AUTO LIMIT LOCK ON OFF Function and comments Ps Pt DUAL control Ps single pipe testing of altimeters Pt single pipe testing of airspeed and Mach indicators DUAL normal combined system testing Configure display type SINGLE DUAL TRIPLE ENCODER ARINC429 As NEXT in reverse order Save selection See option manual Format of date text UK format DD MM YY US format MM DD YY Limits access to set up functions Auto zero function Configure Calibrated or True airspeed Configure Pt temperature Configure WAIT and TIME times For F1 Change to TIME Change to WAIT TIME time period WAIT time period See Wait Time on F1 See Wait Time on F1 Automatic airspeed rate Automatic Manual Auto leak recovery Lock Lock auto leak recovery Lock Auto limit recovery state Lock auto limit recovery state CONFIG SETUP F1 KEY PRESS contd K114 Issue No 9 002020 02 UI 3 32 Key selection CONFIG SETUP F1 KEY PRESS contd GROUND L_ data entry PORT REMOTE ON OFF ETP AUTO RUN NEXT PREV NONE SEL ERASE PROGRAMS NEXT PREV DEL RESULTS PRINT SAVE PRINT SAVE ERASE FILE NEXT PREV DEL
88. of climb 6 0 0 0 ENTER to set the rate of climb ALT Ps to select the altitude 5 0 0 0 ENTER to set altitude altitude Alt now starts increasing SPEED Qc to view altitude and airspeed together Note When altitude and airspeed are changing at the same time and automatic airspeed rate is enabled the system automatically adjusts the airspeed rate so that the aim points are reached at the same time The airspeed rate will not exceed the entered aim value Wait for the aim values to be achieved c Observe over a period of 1 minute that the value of Alt stays within 10 ft and the value of CAS with 1 kt Alt 4050 Aim 5000 CAS 289 0 Aim 300 0 lt Figure 3 3 MaiN Pressure DispLAv ContRoL Mope K114 Issue No 9 3 14 Operation Leak Measure Note Note Compressing a gas generates heat Gas heated or cooled in an enclosed volume causes a pressure change It is important especially for leak testing to allow enough time for the heated gas to cool and the pressure to stabilize c Press LEAK MEASURE CONTROL to return to Leak Measure mode c Press RATE TIMER F3 Wait 05 00 Time 01 00 Different wait and time periods can be selected by pressing F1 or F2 Wait until rate timer has completed and the results displayed e Check rate of climb is less than 100 ft min and rate of airspeed CAS is less than 1 kt c Press LEAK MEASURE CONTROL to return to Control mode c Press
89. on User Manual K220 Line Switching Unit LSU 100 101 User Manual K222 Line Switching Unit LSU 200 Operating and Communications Manual K223 Line Switching Unit LSU Series TPM Programming and Communications Manual K230 Test Program Manager Version 4 for Windows TPM User Manual K250 Test Program Manager Version 4 for Windows Symbols This symbol on the instrument indicates that the user should refer to the user manual This symbol on the instrument indicates do not throw away in domestic bin hazardous material dispose correctly in accordance with local regulations This symbol on the instrument indicates d c K114 Issue No 9 iii CONTENTS Table of Contents Preliminary pages Jeingoje U e 101 Rm i Sie NN r i Associated Publications ii SUMBOIS Ncc NAE EEE eaa ENES E A EE ERE EEE TE ji Table of contents this table 4 u m ea sasa pa cada ettet bakin dada en iii Abbreviations viii Glossary aan ix Returned Goods Procedure for Europe essseessssssssscccesssssssnnsneseseeceesesssssssnunuseseeeeceessssssssumusseseecesssssssnusseeeeeeeeeseess xi Returned Materials Procedure for USA s scscssccsscsssocscssseasscosssscscsssencscsssesssensiecstcevbestdterbecstistiestdiansniastistienidiarisastiatiensinie xii Approved Service Agellls 2 reete tette ee endet e e fert ect donas ii ATEX Certified ADTS Hand Terminal Pressure Units and Conv
90. onally For regular users familiar with the equipment go to section 3 5 Set the power supply switch to OPERATE and the power up routine starts 1 The display on the front panel or hand terminal shows DK126 Iss 1 xx SYSTEM STATUS Display Power Up X RED gt Please Wait 2 After a short time the display shows SYSTEM STATUS DRUCK ADTS 405 DK263 ORANGE VER 6 xx Note Where x is the current issue number of the software 3 Last Calibration dd mm yy dmy RPT Transducer PLEASE WAIT Note Date format can be changed in configuration For units fitted with the Solartron transducer the display shows Solartron Transducer in place of RPT Transducer 4 SYSTEM STATUS Self Test GREEN PLEASE WAIT K114 Issue No 9 Druck ADTS 405 User Manual 3 5 5 The system opens the zero valves and after approximately 7 seconds the valves close and the routine continues with the display shows Measuring Ground Pressures PLEASE WAIT 6 The system opens the output valves and controls pressures at the original measured values Equalising System Pressures Valves May Pulse PLEASE WAIT 7 At switch on check the hand held terminal display Note The ADTS 405 is a continuous self monitoring system If the system detects an error the display shows an error message Lists of errors are detailed in Section 5 Fault Finding and Testin
91. onfiguring and Enabling the Altimeter Encoder Option E Optionalcdble AAU 2 b riter ete eerte pe teteeriestepit ie Testing the ARINC 429 Option sissors Configuring and Enabling the ARINC 429 Option 5 8 Fault Fail certet ee 5 8 1 Error Messages es 5 8 2 Warning Messages ssnin aiaiai 6 REFERENCE and SPECIFICATION 6 1 injorelVreis c 6 1 6 2 Maim Pressure DIS DIO tc erar e ee he d Re RR mete iA nite 6 1 F1 F4 1 ALT Ps 2 K114 Issue No 9 v CONTENTS Table of Contents contd Section page SPEED QC sisirin a E RR R E E RS 6 2 MAGNTPLOO PPP REEE S EEEE EE 6 3 LEAK MEASURE CONTROL ttt ttt ttt ttt ROUND sssc M 6 7 6 3 FULL SETU Piisi SETUP UNITS SETUP TDIMITS A u W Q eiiis 6 16 SETUP OSC SETUP MORE CONTROL Ps Pt DUAL tts 6 17 SETUP MORE DISPLAYS OPTIONS DISPLAY TYPE 6 18 SET UP MORE DISPLAYS OPTIONS OPTIONS 6 20 SETUP MORE CLOSE OUTPUT VALVES 6 20 SETUP MORE OPEN OUTPUT VALVES 6 20 SET UP MORE SYSTEM SELF TEST asss 6 20 SE O ri Bp SET UP SPEED AUTO ZERO I SET UP SPEED CAS TAS ettet tte tette SET UP SPEED Pt TEMPERATURE c sssssecsossessssecesssssnsencooscsasasaeescosnocsonsosensogeessinovoneect 6 23 SET SUPE RATE TIMER s D eaten S SOS eA EEE se
92. only be opened when the ADTS 405 is at ground SETUP MORE SYSTEM SELF TEST This function starts a self test the system pressures must be at ground pressure and the system in Leak Measure mode The self test is the same test routine as in the power up sequence Note At the end of the self test the output valves open K114 Issue No 9 Druck ADTS 405 User Manual 6 21 SETUP ALT Figures 6 1 and 6 2 This function allows the altitude correction value to be changed If altitude correction is in use the display shows after warm up A C in the lower right hand corner The altitude correction facility corrects for the pressure difference when the ADTS 405 and the aircraft system or components under test are at different heights If the ADTS 405 front panel is vertical use the altitude reference level shown on the front panel If the ADTS 405F front panel is horizontal use the altitude reference level shown on the side of the case Enter the height difference between the aircraft system and the ADTS 405 altitude reference level The units of entry are the current units or default aeronautical units see CONFIG UNITS AERONAUTICAL SETUP SPEED AUTO ZERO This function enobles or disobles the outo zero function When enobled this optimizes qirspeed occurocu qt low qirspeeds When enabled the ADTS 405 performs an auto zero when the following conditions are met 1 Ps and Pt pressures are
93. or power up limits Control pressures to within limits SWITCH PUMPS ON Cannot select control mode with the pumps off Switch pumps on COMMUNICATION RING FAULT PACKET IS CORRUPT Internal error If the fault can be repeated return to maintenance depot UPDATING SYSTEM EEPROMS Software upgrade Wait 1 minute CANNOT CONTROL Failed pump test Check system limits PUMP TEST FAILED Pump not achieving limts Set lower limits K114 Issue No 9 5 20 Testing and Fault Finding INTENTIONALLY LEFT BLANK K114 Issue No 9 Druck ADTS 405 User Manual 6 1 6 REFERENCE AND SPECIFICATION 6 1 Introduction This section includes a full description of each key function including references to associated functions The available keys are F1 F4 ALT Ps SPEED Qc MACH Pt EPR ROC Ps RATE RATE TIMER HOLD RATE LEAK MEASURE CONTROL GROUND PORT REMOTE PRINT EXECUTE TEST PROGRAM HELP SETUP s nudge up t nudge down 0 to 9 000 CLEAR QUIT ENTER decimal point Double key presses give ABORT CLEAR ENTER CONFIGURATION F1 SETUP 6 2 Main Pressure Display F1 F4 o These function keys or soft keys are used to select choices from menus The menu choices may be shown directly over the keys or displayed as a list o When a menu is displayed press the appropriate function key to select the required choice o CLEAR QUIT can be used to leave a menu wit
94. placed outside the user defined zone 2 hazardous area Only the ATEX certified hand terminal may be used inside the defined zone 2 hazardous area refer to section 6 5 for a definition Itis important that the position of the ADTS 405F in relation to the aircraft altitude sensors is Known An altitude correction must be made to allow for the difference in height between the reference level and the aircraft s altitude sensors The Reference section contains details of altitude correction WARNING OBSERVE THE APPROPRIATE SAFETY INSTRUCTIONS AND PROCEDURES DETAILED IN THE AIRCRAFT MAINTENANCE MANUALS Corrected altitude Altitude measurement Altitude correction value di C reference level inst AIR DATA COMPUTER altitude correction value reference level Zone 2 defined hazardous area Figure 2 3 ADTS 405F Attitupe REFERENCE K114 Issue No 9 Druck ADTS 405 User Manual yoyms jqeu uolneuqileo 2 10 YoUMs A ddns 16 og f W 10 291pu smejs ulejs s ISAS 1S31 VIVO A M3lA 1V33N3 GOV SLAY 7 2 330514 Joj euuoo fe dsip 40 oauuoo Jepooue pue jndino Jejeuunv J0joeuuoo Jojoeuuoo ped Kay oneis l6cv ONINV Ieuluu pueH jndino 1ollq g31N00W uV38 sasnd 39N383 35 sors E yong IINR TMNIABSL aNvH H3002N3 yaa YOLOSNNOO H 1404 T3Nvd SIHL 3AOIN3H ojeopput Snyejs goualajal S40j2euuoo
95. pressed in example pressure units Static Pitot Differential Ps Rate Ps Pt Qc Rate Oc mbar abs mbar min mbar abs mbar diff mbar min ae 3 to 1355 3 to 3500 1352 to 3377 10 000 0 1 to 10 Calibrated or 35 to 1355 200 35 to 3500 1320 to 2500 0 1 to 10 1 within 5 0 012 RDG 1 within 5 Better phian Resolution 0 01 0 01 0 01 0 001 Notes 1 Pressures below 35 mbar absolute and the peak rates of change are available but subject to the use of a suitable vacuum pump 2 The accuracy figures stated relate to operation over the temperature range 5 to 35 C 41 to 95 F K114 Issue No 9 Druck ADTS 405 User Manual 6 39 Effects of Operating Temperature Range on Static Channel mbar Errors 0 9 07 0 5 0 3 0 1 7 lt Errors 5 C to 10 C tol mbar 35 C x 50 C A 0 1 7v 0 3 0 5 0 7 0 9 0 1355 Static Channel Pressure mbar Effects of Operating Temperature Range on Pitot Channel mbar Errors 2 00 1 50 1 00 0 50 pw Errors oo 5 C to 10 C mbar 35 C 50 C 7v 0 50 3 5 10 20 30 50 80 100 200 300 500 800 1000 1500 2000 2500 3000 3500 Pitot Pressure mbar abs Repeatability Repeatability is defined as the change or variation in reading when the same pressure is reapplied after an excursion between minimum and maximum of the range i e including hysteresis The repeatability does not include curve fit errors Accuracy Accura
96. r supp U iid tree om RI a GR eee be Ret AN 4 37 flare Vac utmsupplU secrete cte rentrer nasi etel ener teer ad AN 6 37 flare o Connect pressure and vacuum supplies to the rear panel PRESSURE and VACUUM connectors The pressure supply should be clean dry gas nitrogen or air refer to the specification o Connect the Unit Under Test UUT to either the front panel or optional rear panel Ps static and Pt pitot output connectors Note Blanking caps must be fitted on unused front or rear outputs ADTS 405F flight line S qi Pot n tess dteseenatstec tare Gnaw u e e tare muqupa apunpa AN 6 37 flare PIOTR ees Lue uL DM b MEAE AN 4 37 flare Pressure supply AN 4 37 flare Vacuum supply AN 6 37 flare Auxiliary vacuum supply siisii AN 4 37 flare o In normal operation make sure that the correct blanking caps are fitted to the external connectors o The external pressure and vacuum connections are used when an external pump unit supplies the pressure and vacuum This may increase the maximum achievable rates of change when connected to large volume systems o The auxiliary vacuum AUX VACUUM can be used to supply the suction type static adaptors and provides a nominal 100 mbar 3 inHg absolute vacuum When not in use a blanking cap must be fitted Note A leak of this blanking cap affects the performance of the ADTS 405F K114 Issue No 9 Note Note 2 5 Druck ADTS 405 User Manual Single channel operation
97. r that channel e g display airspeed rate press SPEED Qc then RATE ROC Ps Rate may be directly pressed without first pressing ALT Ps The displayed parameters depend on the last keys pressed To display two parameters e Press each value parameter in turn e g display altitude and airspeed together press ALT Ps then SPEED Qc e In control mode an arrow at the right hand end of the aim value indicates the last parameter selected This can be changed by entering a new value To display a value parameter together with its rate e Press the parameter key followed by the associated rate key e g display airspeed and rate of speed together press SPEED Qc then RATE See Rate set up for display details If ROC Ps Rate is pressed the display automatically shows ALT and ROC A new aim can be entered using the numeric keys Each digit is displayed as it is pressed The existing aim is replaced when the first digit of the new aim is pressed If an error is made during the entry of data press CLEAR QUIT to restore the original aim Press ENTER to action the new aim Note 1 The 000 key can be used as a quick way of entering thousands Note 2 The ADTS 405 must be in control mode to enter a new aim current aim displayed If the aim field shows Leak Measure press LEAK MEASURE CONTROL to enter control mode K114 Issue No 9 3 12 Operation 3 8 Leak Testing the ADTS 405 It is important to check that the A
98. r to Section 5 Daily and before use carry out the SST detailed in Section 5 Normal calibration period 12 months When calibration is due the unit should be withdrawn from service and returned to depot or calibration facility The date of calibration is stored in the unit and displayed in the power up sequence and on a label on the front panel Do not use a unit with out of date calibration Engineering authority may change the periodicity of calibration depending on usage and the operating environment As detailed in fault finding or when detailed after inspection replace the listed item in table 2 1 Clean the unit every week Clean the front panel with a damp lint free cloth item 1 Table 4 2 and mild liquid detergent item 3 Table 4 2 Remove any stubborn dirt using isopropyl alcohol item 2 Table 4 2 and allow to dry Clean all pneumatic connectors with a soft brush item 4 Table 4 2 Remove any stubborn dirt using isopropyl alcohol item 2 Table 4 2 and allow to dry Withdraw the unit from service and return to the repair depot The intermediate service manual contains the 1 000 hour servicing procedure Withdraw the unit from service and return to the repair depot The intermediate service manual contains the 3 000 hour servicing procedure K114 Issue No 9 4 4 Maintenance 4 4 Routine Maintenance WARNING SWITCH OFF AND DISCONNECT THE POWER SUPPLY BEFORE STARTING ANY MAINTENANCE TASK Carrying out the main
99. r true airspeed Enter Pitot temperature Mach limit Defined by current limits Removes Mach limit Enables Mach limit Enter new Mach limit K114 Issue No 9 00250224 0 OW UJ 3 28 Operation FULL SET UP contd Key selection SETUP contd RATE TIME WAIT TIME ON F1 TIME E WAIT data entry data entry WAIT TIME F2 WAIT TIME F3 RATE ON OFF LEAK MEASURE AUTO LEAK ON OFF AUTO LIMIT ON OFF GROUND L data entry L DATE TIME DATE L data entry TIME L_ data entru A Nudge UP NEXT L data entry PREV L data entry v Nudge DOWN Function and comments Set up WAIT and TIME time periods For F1 Change to TIME Change to WAIT of TIME time of WAIT time See Wait Time on F1 See Wait Time on F1 Automatic airspeed rate Automatic Manual Auto leak recovery on or off Auto limit recovery on or off Airfield altitude for QNH display See Line Switching Unit User Manual Remote mode lock see configuration Adjust date and time Enter Date Enter Time Help on SETUP Enter nudge values ALT CAS TAS MACH ROC RATE RATE CAS Aeronautical units or Ps V Pt Y Qc EPR RATE Ps RATE Qc V RATE EPR Pressure units As NEXT in reverse order Required nudge increment As Nudge UP K114 Issue No 9 Druck ADTS 405 User Manual 3 29 MINIMUM SET UP Key selection SETUP UNITS TYPE AERO PRESS LI
100. rcraft sense and leak testing calibration accuracy checks and functional tests of air data instruments components and systems The unit comprises an electronics rack and pump rack enclosed in a high density polyethylene case The ADTS 405 displays and operates in either units of pressure measurement or aeronautical units In the control mode the rate that the pressures change towards new set points can be controlled in true aeronautical rate units There are two independent pneumatic channels connect to the aircraft or instrument systems one for static and one for pitot They can be operated as measure only channels with leak testing facility or each can be control channels producing true pressure conditions for altitude and airspeed To protect sensitive instruments and equipment a ground facility automatically and safely controls both channels to atmospheric pressure at the previously entered rates of change and then informs the operator when both channels are safely at ground The operator interface is either an ATEX certified hand terminal connected to the front panel or the key pad and display on the front panel Both provide information and control selections for the user through the keys and display The unit can also be controlled remotely using the IEEE 488 communications interface The front panel contains the operate switch and a mimic panel with LED indicators showing the operation of the solenoid operated pneumatic valv
101. re and aeronautical units are defined in the CONFIGuration mode If Set up Mode is switched off units cannot be changed Limit Checking The system checks all data entered against minimum and maximum limits set for the particular limit set in use If these limits are exceeded the data entry is ignored and a warning message displayed showing the minimum and maximum values that can be entered The system also checks all limits of associated parameters If these limits are exceeded when a new value is entered the display shows the name of the associated parameter e g If a Mach limit is exceeded when entering an airspeed value the display shows Mach and the equivalent maximum and minimum limits as airspeed values Similarly if an ARINC 565 limit is exceeded when entering a value and ARINC limits are enabled the display shows ARINC K114 Issue No 9 3 20 Operation o Note Using the SETUP function previously stored sets of limits can be recalled for use Each set of limits is stored under an aircraft name Three pre defined sets of limits Standard Civil and Max limits are supplied with the ADTS 405 The ADTS 405 when delivered contains Standard and Civil limits to set and store Max limits for the first time enter configuration The Max limits depend on the range of the pitot channel either 850 or 1000 knots see section 1 3 operating limits To select the limits in use c Press SETUP c Se
102. ressure medium i e air nitrogen Serial number Details of defect work to be undertaken Operating conditions Safety Precautions You must also tell us if the product has been in contact with anything hazardous or toxic and the relevant COSH references and precautions to be taken when handling Important notice Service by unauthorized sources will affect the warranty and may not guarantee further performance K114 Issue No 9 xii Returned Material Procedure for USA Should the equipment become unserviceable it can be returned to the Druck Service Department Please contact our Service Department either by phone fax or e mail to obtain a Returned Material Authorization RMA number providing the following information Product i e ADTS 405 Pressure medium i e air nitrogen Serial number Details of defect work to be undertaken Operating conditions Safety Precautions You must also tell us if the product has been in contact with anything hazardous or toxic and the relevant MSDS references and precautions to be taken when handling Important notice Service by unauthorized sources will affect the warranty and may not guarantee further performance Approved Service Agents For the list of service centres visit our web site www gesensing com K114 Issue No 9 xiii ATEX Certified ADTS Hand Terminal CONDITIONS OF USE The ATEX certified ADTS hand terminal supplied with the ADTS 405 can be used
103. rse order SEL Select aircraft to EDIT limits NEXT NAME MAX ALT MIN ALT MAX CAS MIN CAS MAX MACH MAX ROC MAX RATE CAS MIN Ps MAX Ps MIN Qc MAX Qc MAX RATE Ps MAX RATE Qc ARINC LIMITS ALTITUDE CORRECTION PREV As NEXT in reverse order ON OFF Switch toggle to ARINC 565 limits data entry Limit value ALPHA Insert alphabet character in name A Nudge up select next letter in alphabet v Nudge down select previous letter in alphabet BACK Delete last character in name MAX LIMITS Create maximum limits called MAX EDIT NEW Create new limits As for EDIT EXISTING SEL above CLEAR LIMITS Clear an existing set of limits NEXT aircraft 1 V aircraft 2 E PREV As NEXT in reverse order SEL Clear selected limits YES Confirm delete NO LOCK AIRCRAFT Only DEFAULT limits available in USER mode ON SETUP can be used to select aircraft OFF DEFAULT AIRCRAFT NEXT aircraft 1 aircraft 2 PREV As NEXT in reverse order SEL Select aircraft limits used at power up May be locked SETUP F1 contd K114 Issue No 9 Druck ADTS 405 User Manual Key selection CONFIG SETUP F1 contd L more CONTROL L_ Ps Pt DUAL DISPLAY OPTIONS DISPLAY TYPE NEXT Fier SAVE OPTIONS DATE FORMAT DMY MDY SETUP MODE oFF MIN FULL CONFIG SETUP F1 KEY PRESS SPEED AUTO ZERO ON OFF CAS TAS CAS TAS Pt TEMPERATURE L_ data e
104. ss Ps and wait for the aim values to be achieved If auto zero is enabled wait for an auto zero to take place During auto zero the valve state changes on the mimic panel and the display shows Zero in place of the airspeed aim value The time to auto zero should be less than 1 minute from achieving the aim value Wait for a minimum of 20 seconds after auto zero before proceeding Observe the measured values of Ps and Qc on the display for 1 min Check that the displayed value of Ps remains within 0 068 mbar Check that the displayed value of Qc remains within 0 068 mbar Note If a further auto zero takes place allow the display to stabilize following the auto zero before proceeding K114 Issue No 9 Druck ADTS 405 User Manual 5 11 5 7 Testing an Option Facility The following tests should only be carried out if the serviceability of an option facility is suspected or when an error occurs Testing the IEEE 488 Facility This IEEE 488 facility requires specialist knowledge of both IEEE 488 communications and test programming for specified authorized test procedures Only qualified personnel should use this facility the test procedure must be authorized by the appropriate engineering authority To enable and disable this IEEE 488 facility access the configuration menu When enabled this facility will be available from power up of the ADTS 405 with the settings held in non volatile memory Configuring an
105. stable 2 If in control mode a zero airspeed or Qc aim has been achieved 3 If in leak measure mode the airspeed is less than 20 knots or Qc equivalent The auto zero will be initiated within one minute of achieving a new aim value and thereafter every five minutes The auto zero sequence can be interrupted at any time by entering a new command over the key pad or option interface The controllers must be in measure mode when enabling or disabling auto zero SETUP SPEED CAS TAS o This function changes the airspeed display between Calibrated Airspeed CAS or Vc and True Airspeed TAS or Vt For testing purposes CAS is equivalent to Indicated Airspeed IAS The value of TAS displayed depends on the Pt temperature see SETUP SPEED Pt TEMPERATURE K114 Issue No 9 6 22 Reference and Specification rack mounted ADTS 405 reference level altitude component under test correction value reference level Corrected altitude Altitude measurement Altitude correction value Figure 6 1 ALTITUDE CORRECTION RACK MOUNTING reference level AIR DATA COMPUTER altitude correction value reference level Corrected altitude Altitude measurement Altitude correction value Figure 6 2 ALTITUDE CORRECTION ON AIRCRAFT K114 Issue No 9 Druck ADTS 405 User Manual 6 23 SET UP SPEED Pt TEMPERATURE o The function allows the value of Pt temperatur
106. sure are selected wider full scale pressure limits will be enabled for some parameters K114 Issue No 9 Druck ADTS 405 User Manual 6 37 Performance expressed in example aeronautical units Rate of Climb Calibrated Airspeed Rate of change ROC CAS of Airspeed ms rus iei 3000 to 105 000 100 000 000 00190 to 1000 14 ae 2000 Calibrated or Standard 0 to 80 000 9 000 100 to 1000 Range 3 at 0 5 at 50 Accuracy 7 at30 600 1 of value 0 07 at 550 uc Ren x 596 of value 29 at 60 000 0 05 at 1000 1 at 0 4 at 0 001 Repeatability 2 at 30 000 0 5 0 02 at B0 rising to 7 pe 60 000 0 02 at 1000 0 005 Notes 1 Altitudes above 80 000 ft and the peak rates of climb are available but subject to the use of a suitable vacuum pump 2 The accuracy figures stated relate to operation over the temperature range 5 to 35 C 41 to 95 F Effect of Operating Temperature Range on Static Channel Altitude Errors 10000 00 1000 00 100 00 10 00 Error Band o ft 10 00 100 00 1000 00 10000 00 3000 0 10 000 20 000 30 000 40 000 50 000 60 000 70 000 80 000 90 000 100 000 Altitude ft Note The accuracy figures stated assume Auto Zero function enabled K114 Issue No 9 6 38 Reference and Specification Effects of Operating Temperature Range on Airspeed Errors Error Band knots 0 10 50 70 100 200 300 500 700 1000 Airspeed knots Performance ex
107. t up CONFIG LIMITS DEFAULT AIRCRAFT This function selects the set of limits used qt power up Use NEXT or PREV to display the name of the required limits Select SEL CONFIG MORE CONTROL CONTROL MODE CONFIG equivalent of SETUP function CONFIG MORE CONTROL CONTROL LOCK This function prevents changes to the default CONTROL SETTING If lock is ON no changes to the control channel selection can be made from set up CONFIG MORE DISPLAY OPTIONS DISPLAY TYPE CONFIG equivalent of SETUP function CONFIG MORE DISPLAY OPTIONS OPTIONS Refer to the option user manuals CONFIG MORE DATE FORMAT This functions allows the display date format to be selected between MDY mm dd yy and DMY dd mm yy K114 Issue No 9 Druck ADTS 405 User Manual 6 33 CONFIG MORE SETUP MODE This function enables disables or limits access to the secondary functions There are three set up modes FULL e This mode provides complete access to all secondary functions when the SETUP key is pressed All pressure and aeronautical units can be selected MINIMUM This mode provides limited access to the secondary functions when the SETUP key is pressed This prevents access to error recovery rate timers etc Units can only be changed between two pre selected types for full details see section 6 3 OFF e This mode prevents access to all secondary functions CO
108. tenance tasks detailed 4 3 Servicing Procedures The following procedures provide instructions to test and replace items for the operator Return the unit to the intermediate service depot for further testing and replacement of items Replacing the output connector o ring After inspection as detailed in maintenance task B carry out the following if the o ring is worn or damaged Carefully remove the o ring from the small groove at the top of the connector Fit a new o ring in the small groove at the top of the connector Make sure the o ring is tight in the groove and not damaged after fitting Note Damage to this o ring causes leaks a K114 Issue No 9 Druck ADTS 405 User Manual 4 5 Cable tests Carry out the following check when detailed in Testing and Fault Finding Section 5 Measure continuity using the DVM item 1 Table 4 3 set to an appropriate range Measure the continuity between corresponding pins at each end of each cable assembly The measured resistance must not exceed 2 0 ohms Note This resistance value is the expected maximum value for the 18 metre 60ft cable The resistance value varies depending on the length of the cable Measure insulation using the Insulation tester item 2 Table 4 3 set to an appropriate range Measure the insulation resistance between the shell of the connector and all individual pins in turn Measure the insulation resistance between the shell of the appropr
109. then press the required parameter key Each parameter key set up provides settings to the normal user mode function of the key Further menus are used under certain direct key set up functions The Quick Reference Section of this manual provides details of the set up menus and keys Once a setting has been changed in set up use CLEAR QUIT to return to the preceding menu After all required parameters have been changed repeatedly press CLEAR QUIT until the display shows the main pressure display The following section describes each set up function Intermediate menus are not described K114 Issue No 9 6 16 Reference and Specification SETUP UNITS Use NEXT or PREV to step through the available units until the display shows the required units Select SAVE and then press QUIT to make the selection The available units are ft and kts includes Mach inH O 4 C ft and mph includes Mach inH O 20 C m and km h m min includes Mach inH O 60 F m and km h m s includes Mach psi m and km h hm min includes Mach hPa mbar kPa inHg kg cm mmHg full scale SETUP LIMITS The ADTS 405 is preprogrammed with the manufacturer s STANDARD CIVIL and MAX limit sets Different sets of additional aircraft limits can be programmed using the CONFIG mode SETUP LIMITS allows the selection of the set of limits to be used each set of limits is identified by its aircraft name Note The ADTS 405 when deliv
110. three zeros for fast entry of thousands e g to enter 1000 Press 000 Display shows Press 1 Display shows 1 Press 000 Display shows 1000 Note When 000 is pressed during entry of an aircraft name for limits or in the Print facility it always produces CLEAR QUIT During numeric entru CLEAR QUIT removes the new number qnd restores the previouslu entered number Note Once the ENTER keu has been pressed the old number cannot be restored When menus are displayed CLEAR QUIT exits the menu generally to the previous display For those displays containing a SAVE option changes made before pressing CLEAR QUIT are ignored For all other displays pressing CLEAR QUIT saves the changes When warning messages are displayed pressing CLEAR QUIT removes the message K114 Issue No 9 6 14 Reference and Specification ENTER The ENTER keu completes numeric entru CLEAR QUIT ENTER ABORT Note Pressing CLEAR QUIT and ENTER together restarts the ADTS 405 from the power up sequence Output valves close immediately and open during the restart sequence The restart sequence starts with the display showing The ABORT function should only be used as a last resort When a restart is required after the system has shutdown displaying an error message As an emergency measure with a serious problem concerning the aircraft or component under test After this restart seq
111. time out periods are set sufficiently high e g 5 seconds 3 Set the bus controller to send EO with last byte and to expect EOI on last byte of received data E Send interface clear IEEE 488 command Send SOURCE STATE OFF one space between STATE and OFF Send SOURCESSTATE N Instruct device 1 to TALK and input the response string a The response string should be OFF 1 If the above procedure is unsuccessful check the continuity of the IEEE 488 cable 2 Iffaultu replace the cable 3 If the continuity of the cable is correct return the ADTS 405 to the repair depot K114 Issue No 9 Druck ADTS 405 User Manual 5 13 Connection of the IEEE 488 Facilitu The front connector is behind the option connector cover plate CAUTION THE OPTION CONNECTOR COVER MUST ALWAYS BE FITTED WHEN THE EQUIPMENT IS USED OUTDOORS OR IN AN ENVIRONMENT WHERE MOISTURE MAY ENTER THE UNIT THROUGH THE OPTION CONNECTOR PANEL The connector details are as follows Standard Standard Connector Pin Connector Pin Number Number L9 w a s w z em s w z 1 Chassis connection 2 OV return for signals not chassis K114 Issue No 9 5 14 Testing and Fault Finding Testing the Altimeter Encoder Option To enable and disable this Altimeter Encoder facility access the configuration menu When enabled this facility will be available from power up of the ADTS 405 with the settings h
112. to control mode again Refer to the main fault finding chart in the service manual Pt PRESSURE FAIL continued K114 Issue No 9 Druck ADTS 405 User Manual Taste 5 3 WARNING Messaces continuen Message Probable Cause Action Pt VACUUM FAIL The Pt controller has detected loss of supply vacuum and automatically switched all channels to measure mode This can occur at very high rates of pressure change in large volume systems if the pumps cannto produce enough vacuum Restore vacuum supply BEFORE going to control mode again LEAK RATE TOO HIGH REGAINING CONTROL Control mode automatically regained for aircraft safety as leak rates too high Correct leak and retest OUTSIDE LIMITS REGAINING CONTROL Control mode automatically regained for aircraft safety as the measures values have drifted outside of the operating limits due to leaks Correct leaks and retest If leak Ps ensure that nominal Oc pressure is applied e g 200 kts to avoid negative airspeed ZERO OFFSET TOO LARGE The zero offset measured during auto zero was outside Return to maintenance depot for calibration INITIALIZING BLANK SYSTEM EEPROMS This only occurs if new EEPROMS have been fitted or on main system software upgrade If message occurs during normal operation return to maintenance depot OUTSIDE LIMITS GO TO GROUND Measured pressure is outside new limits selected
113. tor Faulty power supply Check power supply F1 does not light Check replace power supply fuse or reset circuit protection device Unserviceable fuse AC DC power supply Check replace fuse front panel Faulty power supply cable Replace cable and re test ES AC or DC power indicator AC or DC power supply cable to 405 rack Check replace cables does not light 405 rack AC input fuse Check replace fuse PSU fault Record fault and return ADTS 405 to depot for repair F3 Display power up message Internal control computer fault Record fault and return ADTS 405 appears and status light to depot for repair remains red FA e Vedi Use an available hand terminal o front panel display Display fault power up message status Record fault and return ADTS 405 light green o depot for repair F5 o hand terminal display Hand terminal fault cable Ok Replace hand terminal status light green Hand Record fault and return hand terminal back light on erminal to depot for repair o hand terminal display Hand terminal Replace hand terminal F6 status light green Hand Hand terminal or hand terminal terminal back light not on cablefault Recordfault and return hand terminal cable to depot for repair F7 No front panel display o front panel display detected Record fault and return ADTS 405 DK127 message Status nternal fault to depot for repair light flashing red orange 4 No hand terminal or front o hand terminal or front panel display Remove
114. ue No 9 2 6 Druck ADTS 405 User Manual Flight line units Make sure that the power supply is off before connecting the power cable and hand terminal cable Note The flight line version power cable supplies both the electronics and pump racks If required connect the hand terminal to the connector on the front panel using either the 2 metre or 18 metre cable Note Connecting the hand terminal disables the front panel key pad o The two fuses located in the holders and mounted on the front panel protect the Electronics Rack and the Pump Rack The fuses are connected in the live supply circuit and are rated at 5A anti surge HBC 250V o An external earth ground cable may be connected to the stud on the front panel of the pump rack to ensure integrity of the earth ground connection DC Power Option The DC power option nominal 28 V DC can be an alternative power supply using an additional connector This is located on the rear of the rack ADTS 405 or on the pump front panel ADTS 405F both have the same connector details European U S Function Colour Color Protective Earth Protective Ground Protective Earth Ground Ground Note The unit will not be damaged if AC power and DC power are connected at the same time K114 Issue No 9 Installation 2 7 2 4 Pneumatic Pressure Connections ADTS 405 rack mounted unit SIQI G PS manaa NER A AN 6 37 flare POPP MNT AN 4 37 flare Pr ss
115. uence the system vents at a safe rate both channels pitot and static to atmosphere during the power up sequence K114 Issue No 9 Druck ADTS 405 User Manual 6 15 6 3 SETUP Pressing the SETUP key causes the system to enter a set up mode preset in the configuration mode The following section describes the three functions of setup Full Minimum and Off The full set up allows access to all set up functions Minimum set up allows access to some set up functions the off function prevents access to the set up functions FULL SET UP Note Full set up allows access to secondary functions that do not have an assigned key Any parameter changed under set up returns to the default settings on power down The CONFIGuration mode may be used to change the default settings so that the ADTS 405 powers up in the required state Most set up parameters are also available under CONFIG Additional parameters are only available under CONFIG Certain parameters in set up can be locked in CONFIGuration mode preventing inadvertent changes such as aircraft limits at power up with a particular set of limits that must not be changed Attempting to change a locked parameter causes the display to show a warning message Pressing the SETUP key makes the set up functions available Pressing the function keys selects the set up menus using the appropriate function key selects the required menu choice To set up a parameter key press SETUP
116. umn width o This key causes a printout of the date and time followed by the measured value of the parameters A prompt asks for the entry of a reading which can consist of any characters A to Z 0 to 9 decimal point or minus in any order It can be used to enter the value from the unit or system under test or alternatively a test number When no more entries are required press CLEAR QUIT o To enter an alphabetic character A to Z press the ALPHA key and use the s or t nudge keys to change to the required character To enter another alphabetic character press the ALPHA key again Press BACK to delete the last character o Up to nine user readings can be entered sequentially The display prompts for the next user reading each time one is entered When no further readings are required press CLEAR QUIT Example print output 04Mor00 09 47 Ps 700 00 mbar Qc 30 00 mbar Usr Rdg K114 Issue No 9 6 10 Reference and Specification EXECUTE TEST PROGRAM The Test Program Manager option D enables the ADTS 405 to use prepared test procedures or sequences to meet aircraft and component testing requirements Using this PC based application a test procedure can be programmed and then down loaded to the ADTS 405 Once down loaded the ADTS 405 stores the program for future use A test program can contain operator prompts to enter numeric values from instruments test results can be stored in the ADTS 405 and later printed
117. units but should be aware that when units of pressure are selected wider full scale pressure limits will be enabled for some parameters 1 3 Operating Limits The following sets of operating limits are supplied with the ADTS 405 850 knot range operating limits K114 Issue No 9 1 4 Druck ADTS 405 User Manual 1000 knot range operating limits K114 Issue No 9 Installation 2 1 2 INSTALLATION 2 1 Packaging On receipt of the ADTS 405 check the contents of the packaging against the following lists Packaging List ADTS 405F Packaging List ADTS 405 i Flightline ADTS 405F i Rack ADTS 405 ii Accessory bag ii Power supply cable ii Power supply cable ii User Manual this publication iv Hand terminal iv Output hose 2 5m red AN6 open v Hand terminal cable 2 m v Output hose 2 5m blue AN4 open vi Hand terminal cable 18 m vi Input hose 2 5m green AN6 open vii Output hose 2 5m red AN6 open vii Input hose 2 5m yellow ANA open viii Output hose 2 5m blue AN4 open viii Spare fuses 2 off ix User Manual this publication ix Plug expansion port x Spare fuses 2 off 2 2 Packaging for Storage or Transportation e To store the unit or to return the unit for calibration or repair carry out the following procedures 1 Pack the unit as detailed in the following procedure 2 To return the unit for calibration or repair complete the return goods procedure as
118. uodo BAILA plou oS pninv JO 9je d 19402 K114 Issue No 9 2 11 Installation N MIIA 13NVd YV3Y GOW SLOW S z 33051j pony eq ISNW L Z lqe Wey Bnid og uoisuedx3 y asn ul zou ueuM 8 0N juatudinbe Jayjo pue yun dund 1sneux Jie OLAd 24 UM pesn pod uoisuedx3 uey Bujoo2 Joyeuuoo JO0joeuuoo Jojoeuuoo jndino eoepejul jndjno jolld 9gy 3331 oneis 3unss3ud NOUcO WANDA Noudo Jojo uuoo Jejuld Joj ouuoo 4ojejnBo4 Jojoouuoo ace au nein Ajddns jewod 931 ndul aea j UnnoeA d K114 Issue No 9 Druck ADTS 405 User Manual 2 12 40j2euuoa jndui eJnssaJd A4o 99uuoo jndui UnnaeA Kueipxny 40joeuuoa Ajddns 4amod 2v jeuondo A4o 99uuo5 Ajddns 4amod Sq sasn Ajddns P 4amod 2v pue Oq 40joeuuo2 jndui UnnaeA D D No and 4 A09 Jejno uey MIIA 1V33N3O JG0t SLOW 9 2 330914 wg 10 wz jeuondo ajqeo 40 2euuo 40j2euuoo Yyoums Jepooua ejqeua 92U919J81 A4 uunlV Jeuiuue uojeJqi e epnillv 6cr ONINV puer 40joeuuoo 40joeuuoo Jndino A jndino ones JOild J9MOd o1MS 2 PT A d inanon YE cuv soy SLOV NOMIC pecs wv sequ 16 661 Sz clol Nu jg Sc LOL
119. ure units selected the display always shows Ps and either Qc Pt or EPR When ALT or CAS are selected the display shows the aim and measured values of ALT and CAS as a dual display With any other selected parameter the display shows the measured values of altitude and airspeed and the aim and measured value of the other selected parameter Additional display modes are available for options Measured value T for timed rate Units of Controlled of change measurement or measured parameter 10000 Aim 1000 lt LWARMUP Aim set point or target Pointer for Special or leak measure when parameter messages controller selected off Ficure 3 4 SiNGLE Display K114 Issue No 9 3 16 Operation Measured values T for timed rate of change Controlled Units of or measured measurement parameters Aim set point or target Pointer for primary Special or leak measure when parameter aim that message controller selected off changes on data entry Figure 3 5 DuaL DisPLAv Measured values T for timed rate of change Constant ALT 10000 ft indication Units of of values CAS 582 0 kts measurement Current C ROC 2995 ft min changing parameter Aim 3000 lt S Aim set point or target Pointer for primary Special or leak measure when parameter aim that messages controller selected off changes on data entry Ficure 3 6 TniPLE Display K114 Issue No 9 Druck AD
120. ut or access restricted preventing changes to operating parameters Procedure o Holding down F1 then pressing SETUP causes the system to enter CONFIGuration mode CONFIGuration may be password protected using a four digit PIN If PIN protected the display prompts for entry of the PIN Press each digit of the PIN in turn ENTER is not required as each digit is entered an asterisk appears If an incorrect PIN is entered the complete PIN is requested again e When the correct PIN is entered the CONFIG menu appears e The PIN may be changed using CONFIG 000 To use the configurotion menu press the oppropriate function keu to select the required menu item To configure a parameter key enter configuration menu then press the required parameter key Each parameter key configuration provides changes to the normal user mode function and to the settings available in the set up menu Once a parameter hos been changed in configuration use CLEAR QUIT to return to the previous menu After all required key parameters have been changed repeatedly press CLEAR QUIT until the display shows the normal operating mode Functions In the following section each description of a CONFIGuration function is headed by the menu key sequence required to select it Intermediate menus are not described Many of the functions are equivalent to the set up functions refer to SETUP for the details of the function K114 Issue No 9 Druck ADTS 405
121. viations are used in this manual the abbreviations are the same in the singular and plural A Ampere abs Absolute a c Alternating current ALT Altitude ATEX Equipment for Use in Potentially Explosive Atmosheres CAS Calibrated airspeed d c Direct current e g For example EOC End of conversion EPR Engine pressure ratio EPROM Electrically programmable read only memory etc And so on Fig Figure t Foot g Gauge Hg ercury Hz Hertz AS ndicated airspeed i e That is EEE 488 Institute of Electrical and Electronic Engineers standard 488 data in nch kg Kilogram LED Light emitting diode m etre mA illiampere max aximum mbar illibar min Minute or minimum mm illimetre mV illivolts o umber m Newton metre Para Paragraph Ps Static pressure psi Pounds per square inch Pt Total pressure Qc Differential pressure Ps Pt QFE Local atmospheric pressure QNH Barometric pressure at sea level ROC Rate of climb SCPI Standard commands for programmable instruments TAS True airspeed TE Test equipment V Volts Vc Calibrated velocity Vt True velocity ve Positive ve Negative C Degrees Celsius F Degrees Fahrenheit K114 Issue No 9 ix Glossary Glossary Terminology The terminology used in this manual is specific and individual interpretation must not be introduced The terms are defined as follows Adjust Align Assemble Calibrate Check Disconnect Dismantle Examine Fit Inspect
122. xamples Altitude switch low altitude warning landing gear configuration warning height lock Mach switch Speed brake scheduling Mach cruise lock K114 Issue No 9 Druck ADTS 405 User Manual 3 23 Engine Pressure Ratio EPR The ADTS 405 may be used to check EPR sensors and indicators Use Ps for INLET pressure and Pt for OUTLET pressure To carry out an EPR check the display must be showing pressure units e g mbar or inHg To change units in FULL SETUP Mode Es PressSETUP Select UNITS Select required pressure units for display using NEXT PREV and SAVE e Use CLEAR QUIT to return to pressure display To change units in MINIMUM SETUP Mode e Press SETUP e Select UNITS TYPE Select PRESS C Use CLEAR QUIT to return to the main pressure display Pressure units cannot be selected when set up mode is switched off o To enter an EPR of 1 8 with inlet pressure of 500 mbar 15 inHg proceed as follows n If the display shows Leak Measure press LEAK MEASURE CONTROL to regain control Note The pressure vacuum pumps must be switched on Press ROC Ps RATE to select rate of change of static Enter required rate of change e g 1000 mbar min 30 inHg min Press EPR then RATE to select EPR rate Enter required value e g 5 EPR min and press ENTER Press ALT Ps Enter 500 mbar 15 inHg and press ENTER Press EPR Enter 1 8 and press ENTER An EPR of 1 8 will quic
123. y screen Help System The help information includes further details of the function and details associated functions also see the Reference Section 6 Power up Check the power indicator is illuminated and set the front panel power switch to OPERATE The display shows the following sequence Display power up screen ADTS 405 power up screen Date of the last calibration and type of main transducer fitted Self test message Measuring ground pressure message Equalising system pressures message Display shows Leak Measure mode and the number of parameters last selected in configuration The ADTS 405 always powers up in Leak Measure mode with the pressure controllers off When changing to Control Mode the pump unit must be switched on and producing the correct pressure and vacuum eo e on The display at power up can be changed see CONFiGuration K114 Issue No 9 Druck ADTS 405 User Manual 3 11 3 7 Note Note Aim The ADTS 405 system may now be used but for full specification accuracy and stability wait the WARMUP period of 15 minutes The display shows WARMUP in the lower right hand corner this message clears automatically after the time period Control or Measure Parameter To change the displayed parameter Value parameters Press the parameter key e g press SPEED Qc to display airspeed Rate parameter Press the associated parameter key followed by the rate key fo

Druck ADTS 405 - GE Measurement & Control

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Druck ADTS 405 - GE Measurement &amp; Control

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Druck ADTS 405 - GE Measurement & Control