T2000SFL User Manual 01R8-2
Contents
1. ON KEY 1 3 TURNING OFF To turn off press the ON key again and the unit will immediately turn off T2000SFL User Manual 01R8 2 Page 5 of 28 18 September 2012 Microair Avionics 1 4 DISPLAY LAYOUT The Microair T2000SFL is a 57mm diameter face version to fit the standard 2 1 4 inch instrument hole The mounting is by 4 x M4 machine screws located through the panel and screwed into threaded holes in each corner of the transponder s front face Clean only with a dry cloth and do not allow the display face to become wet The mode of operation is set using the SELECT MODE knob located at the lower left and the standby code displayed on the lower line of the display can be edited with the CODE SELECT knob located at the lower right 1 5 Special Codes T2000SFL Transponder User Manual ed T20005FL Front Face There are several special codes which are used to identify General Aviation aircraft and some special situations which aircraft could encounter Misuse of these codes may result in legal charges against the user A a IMPORTANT NOTE ALWAYS check the standby code BEFORE transferring it to the ACTIVE 0000 1200 2000 3000 7000 7500 7600 7700 TITI position General Purpose code subject to regional agreement Civil VFR Flights OCTA not participating in Radar Information Service RIS General Aviation Code US and other countries Civil IFR Fights OCTA not participating2. icroair Avionics E w ty j Microair Avionics Pty Ltd Airport Drive Bundaberg Queensland 4670 Australia Tel 61 7 41 553048 M IC RONIN 6 553049 AV IONICS anil o S Microair Avionics T2000SFL Transponder User Manual About This Document Microair Avionics has developed a series of transponders for use with OEM applications and for commercial sale by Microair Avionics The manual explains the basic functions and elaborates on the more sophisticated features such as altitude display and alerts M ICRO Al R Microair reserves the right to amend this manual as required to reflect i any enhancements or upgrades to the T2000SFL transponder series AVIONICS Microair Avionics Pty Ltd Statement The T2000SFL owner accepts all responsibility for obtaining the proper licensing before using the transponder The coverage you can expect from the T2000SFL is limited to line of sight Low altitude or aircraft antenna shielding by the aircraft itself may result in a reduced range Range can be improved by climbing to a higher altitude It may be possible to minimize antenna shielding by locating the antenna where dead spots are only noticed during abnormal flight attitudes The T2000SFL should be turned off before starting or shutting down aircraft engine s Mobile phones must not be turned on during the operation of the T2000SFL O Ba MICROAIR oOo T2000SFL O mne
3. a ON W CODE SELECT ALT DISPLAY T2000SFL 01 8 1 6 9 software REVISION STATUS C T2000SFL User Manual 01R8 2 Page 2 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual TABLE OF CONTENTS EO INTRODUCTION 00 iaa 4 1 1 T2000SEECONTRO LS taa a a a Poca sg a sto 5 1 2 TURN IN SIN cuneate ceo ge cg ga Ai coa o eco rao add 5 1 3 TURNER E US e 5 1 4 DISPLAY LANUS eee 6 1 5 SPE CTAILG CODES rada 6 20 DISPLAY FUNCTION ia 7 3 0 CONTROL FUNCTIONS rectal 8 Dal SELECT MODERNO o e ects 8 3 2 CODE SELEGC F K NO Biss oerna a aae eie aieensas 0 Ghb a a OE 9 3 3 A E 9 3 4 MODE RE oe td diosa seis 10 3 4 1 QNH OR BARO BAROMETRIC PRESSURE sssscssssssssessessssssessessessessessessussussuessessessessesstesessessussusanessessesseen 11 3 4 2 ASEND ANODI E all oa toi 12 3 4 3 A ean se Eg Tr nes Meer ne aN CREE ae nu Tamer A 13 3 4 4 DAS aN Da 14 3 4 5 PACKET ra E A A E AEE eae 15 3 4 6 ALERT ON E as 15 3 5 ENTER KREN oia arica 16 3 6 TOGO ERE A at A a 16 3 7 VERS A a a taal ers Sa doctes 17 3 8 OA E o e E A ioii s 17 4 0 INITIALISATION AND SETUP cccccccccccccccccccccccccccccccccccces 18 4 1 PROGRAM MODE usa ad 18 4 1 1 O Renate site E RCS RORY A Race ea Cae een 19 4 1 2 STN GES 2 dd 20 4 1 3 DONT EO INI yea tetas cael eel era eee se 21 4 1 4 O pea Nie RN 21 4 1 5 TA ties caeiete aes lecccnae cate eecavtan E tatianienate ease aaa 0 4 1 6 A RN a FOTN oe Te Dz
4. Press ENTER key The message SAVED appears briefly on the display Where serial is selected the T2000SFL will self detect at start up the data speed data format and altitude resolution from the following commonly used altitude data protocols Format Message Formatting 1200bps AL space sign five altitude digits T 25 checksum carriage return Magellan 1200bps MGL sign five altitude digits T 25 checksum carriage return Northstar 4800bps ALT space five altitude digits carriage return Garmin Trimble Garmin 9600bps ALT space five altitude digits carriage return 9600bps STX a if negative five altitude digits ETX checksum Where the ENC SRCE is set to GILLHAM the T2000SFL will convert and output the altitude data as SERIAL data at a rate of once a second in the Garmin AT format in 100ft increments MICROAIR o T2000SFL Serial Altitude Data T2000SFL User Manual 01R8 2 Page 20 of 28 Altitude Data Example Message 5200 feet above MSL FAL 05200T 25D8 CR MGL 05200T 250C CR ALT 05200 CR ALT 05200 CR STX Ja 05200 ETX 9A Gillham 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 4 1 3 ALTITUDE UNITS The altitude data can be displayed as feet flight level or meters Once the Altitude units are set all altitude data 1s displayed in these units The options are F FEET e g 15000F M METERS e g 5000 M The display mov
5. Te Ones Wr eC SU 22 5 0 FREQUENTLY ASKED QUESTIONS cccssccsssscccssscccscscccsssscccssscoees 23 6 0 LIMITED WARRANTY wissisdicssicsctescchadsesaseizccduwsedvessesactesccbedsssscessuscsccstwesendess 27 T2000SFL User Manual 01R8 2 Page 3 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 1 0 INTRODUCTION The Microair T2000SFL Transponder is designed to operate in the environment of a Radar Beacon System This system interrogates the transponder which in turn replies with an identity code and altitude information The radar system consists of a network of ground stations which sweep the horizon like a conventional radar When the transponder in the aircraft detects the radar sweep is illuminated the transponder replies with a burst transmission giving its identity code and altitude The aircraft s transponder P y receives the ground station A signal asking 1t to transmit The PE y transponder replies with the code and if operating in mode j F C the encoder altitude am E Ground stations sweep the sky with a signal which asks the transponder in the aircraft to transmit its code and altitude The system presents the replies from all transponders in range of the ground stations on a single display screen This allows ATC to easily locate identify and see the altitude of all traffic in their airspace A transponder s reply is termed a squawk Hence the current code b
6. best performance Thirdly NEVER allow the output voltage from the T2000SFL to the encoder to be shorted This will always result in internal damage to the T2000SFL and is NOT covered by the warranty Do NOT do this T2000SFL User Manual 01R8 2 Page 24 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual Do I need to get my Transponder calibrated A Yes In most countries transponder installations regardless of the type of aircraft it is installed in must be calibrated at the time of installation and every two years thereafter The calibration will include the aircraft s altitude encoder and primary altimeter The test must be carried out with the equipment installed in the aircraft by a qualified avionics service centre There are some installation tips to make the calibration test easier to carry out The calibration test will check the aircraft s primary altimeter static system and altitude encoder together It is a good idea to ensure the static line comes first to the altimeter and then the encoder Install an in line joiner on the feed to the rest of the instrument panel This makes isolating the unwanted instruments eg VSI from the pressure test easy It also makes a convenient connection pint for the technician s pressure test set When installing the encoder ensure that it can be accessed to adjust the calibration controls These are typically trim pots or push keys located under holes in t
7. miles away and at altitudes 30 000ft Q I have tried to power up my T2000SFL on the bench from a dc power supply but it won t start up properly What 1s going on A The T2000SFL has a number of large capacitors fitted and at the moment of turn on they will try to charge up When this happens an in rush of current occurs If the power supply cannot cope with this in rush the supply voltage will dip to the point where the T2000SFL will detect a power failure and reboot The answer 1s to connect a battery across the power supply to cushion the in rush and allow the T2000SFL to get past this point Prolonged operation with the T2000SFL in reboot may result in a NO COMM error on the display If this message appears the communications between the microprocessor has been disturbed and may require factory service Are there any problems with altitude encoders to be aware of A The T2000SFL is designed to work with ANY TSO C88a approved encoder The T2000SFL has the provision to supply the aircraft power to the encoder There a several things to watch for here Firstly the voltage received by the T2000SFL will be the voltage out to the encoder Be careful with 28V aircraft that you select an encoder which is rated to 28V Secondly it is very important to wire a connecting ground wire between the encoder and the T2000SFL even if you are NOT taking the power from the T2000SFL This will ensure that the data line signals are at
8. CT knob to increase or decrease the height value in units of 100FT 10M If Assigned is set to 0 the altitude alert function is disabled The assigned altitude function is only active when the SELECTMODE knob is set to DISP ALT T2000SFL User Manual 01R8 2 Page 12 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 3 BUFFER ALT The user can input a buffer altitude above and below the assigned altitude to define a height band in which to fly When the aircraft exceeds the upper or lower limit an indicator alert message will be displayed The alert message advises the pilot of how far above or below the assigned altitude the aircraft is If the Alert Tone function is ON an audio tone is heard as well If the ALTITUDE option in the PROGRAM MODE is set to FEET the Buffer Alt increments are in feet If ALTITUDE is set to METRES the Buffer Alt increments are in meters Press MODE key 3 times To select Buffer Alt option Press CODE SELECT knob Increment displayed value in units of 500 feet 100m Rotate CODE SELECT knob Increment displayed value in units of 100 feet 10m Display returns to current operational display No default value Display returns to current operational display ALTITUDE BUFFER ALTITUDE BUFFER With the Assigned altitude set at 3500 feet and the Buffer Alt set at 200 feet the display alerts will occur over 3700 feet and under 3300 feet ASSIGNED ALTITUDE No alert will b
9. FL This test sequence includes the display of the serial number and the firmware version On Key T2000SFL User Manual 01R8 2 Page 9 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 MODE KEY The MODE key can be used to access two separate menus MICROAIR Mode Key A Mm T2000SFL e If the transponder is turned on by holding down the MODE key and pressing the ON key the T2000SFL will start in PROGRAM MODE The MODE key must be held down until the start up self test messages have been displayed e If the transponder is ON and in normal operation press the MODE key to access the MODE MENU The first item of the MODE MENU is displayed Step through the MODE MENU by pressing the MODE key After the last menu item the T2000SFL returns to the operational display currently in use The MODE MENU is designed to allow the operator fast easy access to functions and parameters which may need to be adjusted in flight MODE MENU QNH or BARO USE MODE KEY TO STEP Raed gt THROUGH MENU OPTIONS Buffer OR Backlits USE THE Toggle KEY TO RETURN Alert Tone TO THE OPERATIONAL DISPLAY T2000SFL User Manual 01R8 2 Page 10 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 1 QNH OR BARO BAROMETRIC PRESSURE The altitude encoder outputs a pressure altitude fixed at an above mean sea level AMSL pressure of 1013mb or 29 92Hg The aircraft s altimeter howeve
10. NT NOTE The VSI function is only available with the Microair EC2002 altitude encoder set to Microair Ift format Any other altitude data resolution is not sufficiently sensitive for good VSI operation If the serial altitude data is not Microair 1ft format the VSI function is NOT displayed T2000SFL User Manual 01R8 2 Page 14 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 5 BACKLITS The T2000SFL display is backlit by a series of LEDS The level of backlight can be selected from three options Backlighting is OFF When the T2000SFL is turned on the backlighting will default to OFF Backlighting is LO When the T2000SFL is turned on the backlighting will default to the LO or 50 level Backlighting is HI When the T2000SFL is turned on the backlighting will default to the HI or 100 level Press MODE key 5 times To select Backlits option The current setting 1s displayed Rotate CODE SELECT knob To select from OFF LO HI Rotate ENTER key To save backlist level Press Toggle key Display returns to current operational display The BACKLITS setting is saved to memory When the transponder is next turned on the backlighting level will be recalled from memory 3 4 6 ALERT TONE The Alert Tone function is used by the T2000SFL s altitude alert function When set ON the Alert can be heard through the headphones when connected to the headphone circuit Press MODE key 6 times To selec
11. The T2000SFL will adjust the e displayed altitude by 137 feet and ee ea CODE SELECT then round the value to the nearest ALT DISPLAY 10Ft increment o The Q character indicates that the altitude value has been adjusted for local pressure T20005FL User Manual 01R8 2 Page 11 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 2 ASSIGNED ALTITUDE The user can input an assigned altitude given by ATC When used with the altitude buffer value an audio alert and display indicator advises when the aircraft has climbed or descended from the assigned altitude When the Altitude option of the mode menu is set to Feet the Assigned altitude is adjusted in feet When the Altitude option of the mode menu is set to Meters the Assigned altitude is adjusted in Meters Press MODE key 2 times To select Assigned option Press CODE SELECT knob Increment displayed value in units of 500 feet 100m Rotate CODE SELECT knob Increment displayed value in units of 100 feet 10m Press ENTER key To set default value The default is 0 Press toggle key To save and display returns to current operational display When entering an altitude Press the ENTER key to return the ASSIGNED ALTITUDE to the default value of 0 or Press the Toggle key to save the height value and return to the operational display Press the CODE SELECT knob to increase the height value in units of SOOFT 100M Rotate the CODE SELE
12. UNTRY TO COUNTRY IN NO EVENT SHALL MICROAIR AVIONICS PTY LTD BE LIABLE FOR ANY INCIDENTAL SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES WHETHER RESULTING FROM THE USE MISUSE OR INABILITY TO USE THIS PRODUCT OR FROM DEFECTS IN THE PRODUCT Microair Avionics may at it discretion refer product returns for repair or service to a service facility closest to you Microair Avionics reserves the right to repair or replace the product or software or offer a full refund of the purchase price at its sole discretion To obtain warranty service please email or call the Microair Avionics Repair line in Australia Domestic or International Return instructions are available on our website Please follow these instructions carefully Phone 61 74155 3048 Fax 61 74155 3049 Email repair microair com au Website www microair com au T20005FL User Manual 01R8 0 doc T2000SFL User Manual 01R8 2 Page 27 of 28 18 September 2012 Supplied by
13. e been missed by the reader Q When I am asked to Squawk Ident ID the I indicator stays on for a long time Why ERES The I or ident character is used to denote that the transponder reply now includes the ident information to make the return flash on the ATC display The ident will stay on for 18 seconds before returning to normal operation When I first turn the transponder on I get the message NO ALT The altitude does not appear for some time 1s this normal Yes Some encoders have a warm up period of up to 10 minutes and the encoder will not output any altitude data for this period This is also true for serial data encoders The warm up period will vary for different models of encoder and the temperature on the day The warm up period means just that the encoder is heating up its pressure transducer In many cases this device is only accurate at temperatures above 18C 65F The encoder will therefore not output until the temperature of the pressure transducer is above this value I have turned the SELECTMODE knob to ALT to select mode C but when I am taxiing an X standby appears instead of C What 1s going on The unit has probably had the external standby switch wired to an air switch When the aircraft lands and slows down the airflow over the switch is unable to hold back the spring operation of the air switch The T2000SFL will switch from the operating mode from the SELECTMODE knob to standby a
14. e displayed while the aircraft remains inside the 3700 3300 buffer If the aircraft climbs or descends outside the altitude buffer limits a Hi Lo warning is displayed on the lower line T2000SFL advises the pilot that the aircraft is 500 feet above the Assigned altitude If the Alert Tone function is set on an audio warning tone is heard T2000SFL advises the pilot that the aircraft is 500 feet below the Assigned altitude If the Alert Tone function is set on an audio warning tone is heard T2000SFL User Manual 01R8 2 Page 13 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 4 4 DSP ALT This MODE menu option allows the user to select from the following data sources to display on the bottom line when the SELECTMODE knob is in the DSP ALT position Displays altitude data sourced from the altitude encoder Displays the VSI data derived from the altitude encoder data with a 3 second average Displays the VSI data derived from the altitude encoder data with a 20 second average Press MODE key 4 times To select Dsp Alt option The current setting is displayed Rotate CODE SELECT knob To select from Altitude VSI 3S VSI 20S Rotate ENTER key To save Dsp Alt data option Press Toggle key Display returns to current operational display The altitude and VSI data units feet or meters are determined by the ALTITUDE option in the PROGRAM MODE menu refer section 4 1 3 Th IMPORTA
15. eing used by the transponder is termed the squawk code At times of high airspace activity ATC may wish to uniquely identify an individual aircraft with a request to squawk ident The pilot uses the ident control on the transponder to make the transponder s squawk on the ATC display flash for a short period The ident control should not be used unless ATC request it ATC will issue a code to an aircraft requesting entry into its controlled airspace This code is normally unique for each aircraft each time that aircraft passes through the airspace The code is 4 digits long and each digit can range from 0 7 T2000SFL User Manual 01R8 2 Page 4 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 1 1 T2000SFL CONTROLS All of the T2000SFL s functions and features can be accessed from the controls on the front face CONTROL DESCRIPTION ON Key MODE Key ENTER Key 8 lt x 7 VER Key All of the keys are covered in a soft rubberized plastic which is backlight with the display When the key is pressed a small click can be discerned The selected function will operate on the release of the key 1 2 TURNING ON The T2000SFL is turned on by pressing the ON key The T2000SFL will go through a start up routine displaying self test messages including the display of the transponder s serial number a backlight test and ending with the operational display MICROAIR ovo o T2000SFL
16. er 2012 Microair Avionics T2000SFL Transponder User Manual 3 0 CONTROL FUNCTIONS This section describes the transponder control keys and their functions Many of the control keys have more than one function and some keys access multi option menus which can be scrolled 3 1 SELECT MODE KNOB The SELECT MODE knob allows the user to switch the transponder STNBYe p gt ALT CODE SELECT between the 4 operating modes ALT DISPLAY Select Mode Knob STANDBY In standby the transponder is powered up but will not transmit On the active display line the letter X appears on the left hand side ON Will reply to Mode A interrogations Mode C blind encoder is normally powered up in this mode but can be powered down if encoder power option is set OFF refer E C POW in Initialisation and Setup section On the active display line the letter A appears on the left hand side LT A Will reply to Mode A and C interrogations with the mode C encoder information In the absence of a valid encoder input only the C framing pulse will be sent On the active display line the letter C appears on the left hand side ALT DISPLAY The standby code is replaced with the encoder altitude If the pressure has been set via the QNH Baro option of MODE MENU the displayed altitude will be adjusted for barometric air pressure Altitude will be displayed in units set in ALTITUDE option of MODE MENU The DISPLAY ALT only displays altitude if a valid encoder in
17. es to BARO menu item In both examples below the PA characters displayed at the lower left indicate pressure altitude where the QNH BARO value has been left at the default value 1013mB or 29 92HG in the MODE menu 5300 FEET Units in feet are indicated by the F character at the right hand end of the lower display line All altitude data will be displayed in feet at the right hand end of the lower display line All altitude data will be displayed in meters HHHH 1250 METERS Units in meters are indicated by the M character 4 1 4 BARO This item sets the barometric pressure units used by the T2000SFL The user can select from MB millibars or HG inches Mercury We recommend that the user selects the same units as those used in the sub scale of the aircraft s altimeter Press MODE key Until BARO message appears Rotate CODE SELECT knob Set BARO MB HG The default is MB Press ENTER key The message SAVED appears briefly on the display The display moves to Rem Stby menu item Th IMPORTANT NOTE eee Where the altitude units have been set to meters the BARO setting is fixed to milli bars MB only T2000SFL User Manual 01R8 2 Page 21 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 4 15 REM STBY For aircraft using the remote standby line pin 15 the operation of the switch can be changed by the T2000SFL software The remote switch holds the T2000SFL in standby S regardl
18. ess of what position the SELECTMODE knob is in If the remote switch releases the T2000SFL from standby by closing the operation is NORM normal If the remote switch releases the T2000SFL from standby by opening the operation is REV reverse Press MODE key Until Rem Stby message appears Rotate CODE SELECT knob Set Rem Stby Norm Rev The default is Norm Press ENTER key The message SAVED appears briefly on the display The display moves to EXIT PROGRAM menu item IMPORTANT NOTE If a remote switch is fitted and it becomes faulty the operation of the switch can be changed with this feature If the T2000SFL will not change from standby go to PROGRAM MODE and change the Rem Stdby This may release the T2000SFL 4 1 6 EXIT PROGRAM This is the end of the PROGRAM MODE menu The user can exit by pressing the MODE key The T2000SFL will restart in the operational mode The user can exit the PROGRAM MODE menu at any time from any menu item by pressing the toggle key To re enter the PROGRAM MODE menu the T2000SFL must be turned off and re started using the ON and MODE keys refer PROGRAM MODE section T2000SFL User Manual 01R8 2 Page 22 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 5 0 FREQUENTLY ASKED QUESTIONS The following questions are common to most users and may help you understand the operation of the T2000SEL some of these are explained in the user manual but may hav
19. ged Articles the warranty period commences from the Date of Purchase of the original article and is valid for the remainder of the original warranty period For Repaired Articles the warranty period commences from the date of Factory Shipment and is valid for 6 months for the original defect only Microair Avionics will at its sole discretion repair or replace any components which fail in normal use Such repairs or replacement will be made at no charge to the customer for parts or labour The customer shall be responsible for any transportation costs for return of this product to Microair Pty Ltd or an approved Microair Service Centre This warranty does not cover failures due to abuse misuse accident unauthorised alteration or repairs carried out by parties other than Microair Avionics or an approved Microair Avionics Service Centre This warranty does not cover failures where the product has not been installed or operated in accordance with the provisions of the User and Installation manual s It shall be at Microair Avionics sole discretion to decide 1f a defect is a result of material or workmanship failure THE WARRANTIES AND REMEDIES CONTAINED HEREIN ARE EXCLUSIVE AND IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY LIABILITY ARISING UNDER WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE STATUARY OR OTHERWISE THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS WHICH MAY VARY FROM STATE TO STATE AND CO
20. he IDENT function is in operation T2000SFL User Manual 01R8 2 Page 17 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 4 0 INITIALISATION AND SETUP The T2000SFL will operate as a conventional transponder when first installed and powered up You will be able to turn the transponder ON OFF adjust the standby code and transfer the standby and active codes The T2000SFL has many other features which can be programmed Microair recommends that the full setup procedure be carried out prior to first flight This section provides detailed procedures on the various parameters and functions that can be setup from the front panel The following procedures provide step by step instructions to program the transponder options PROGRAM MODE VFR CODE ENC SRCE ALTITUDE BARO REM STBY EXIT PROGRAM 4 1 PROGRAM MODE To start the T200086FL in PROGRAM MODE hold down the MODE key and then press the ON key Keep the MODE key held AA down until the start up self test messsages have been displayed Each item can be adjusted to the desired value or option by scrolling T2000SFL the CODE ADJUST knob The selected value or option can be saved by pressing the ENTER key PROGRAM MODE then moves to the next menu item T2000SFL User Manual 01R8 2 Page 18 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 4 1 1 VFR CODE This item sets the default VFR code which can be hot key accessed fro
21. he case Otherwise mount the encoder with a quick release and sufficient harness length so it can be swung out from under the panel Is there anything inside the T20005FL transponder I can adjust to get better performance A No Do not open the T20005FL or attempt to adjust any internal components Service should only be carried out by Microair Avionics or a certified avionics service centre which holds the T2000SFL Service Manual Refer to the Microair Avionics website for details of a service centre near you or for instruction on how to return your transponder to Microair Avionics Q Occasionally the message NO COMM will appear on the display particularly when I turn the transponder on What does this message mean A No COMM is a loss of communications between microprocessors inside the transponder This can occur if the one of the microprocessors begins a task before the other is ready to respond This can happen if the transponder is turned on with the selectmode knob in the ON ALT or ALT DISPLAY positions It is possible that the transponder may be interrogated and asked to respond before the start up sequence is complete and hence cause a conflict Recycle the transponder s power to clear the error message If the error message recurs often send the transponder to a Microair service centre for adjustment Q I often pass through class E airspace but I do not want to stray into the class C airspace above Can I use the altitude alert fu
22. in RIS Civil Flights in Controlled airspace VER General Aviation Code Europe Unlawful Interference Code Radio Communications Failure Emergency Code Military Intercept Code NEVER USE Code 2100 is a test code that can be used by qualified personal to test the transponder to ATC The user should check the Civil Aviation Rules Regulations to determine the VFR General Aviation transponder code for their country T2000SFL User Manual 01R8 2 Page 6 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 2 0 DISPLAY FUNCTION The T2000SFL is a dual line display of 8 characters each with the active code on the top line and the standby code on the bottom With the SELECTMODE knob set to either the ON or ALT positions the active code is displayed on the top line and the standby code is displayed on the bottom line In the top left corner the operational mode character X A or C character is displayed At the top right is the Mode A C annunciator R character which also flashes with every transponder reply transmitted If the ID key is pressed to activate the ident function the R character is replaced with an I character while the ident function is Operating X STANDBY Neither code or altitude are sent Active Code The transmitted ID code I character A Es Squawk Ident operation 7 w E R character flashing A MODE 3A Transmit ON Only ID code sent Mode A C annunciater C MODE C Trans
23. m the V VFR key For most countries the default general aviation code is 1200 We recommend that this code be used The display moves to BARO menu item The default VFR code can vary depending on the type of aircraft eg GA glider balloon and where in the world the aircraft is operating US VFR code 1200 Europe GA VER code 7000 0000 General Purpose code subject to regional agreement 1200 Civil VFR Flights OCTA not participating in Radar Information Service RIS General Aviation Code US and other countries 2000 Civil IFR Fights OCTA not participating in RIS 3000 Civil Flights in Controlled airspace 7000 VFR General Aviation Code Europe 7500 Unlawful Interference Code 7600 Radio Communications Failure 7700 Emergency Code 7777 Military Intercept Code NEVER USE IMPORTANT NOTE Microair does NOT recommend that the emergency codes 7500 7600 or 7700 be used as the VFR default code These codes should only be used in specific circumstances T2000SFL User Manual 01R8 2 Page 19 of 28 18 September 2012 Microair Avionics T2000SFL Transponder 4 1 2 ENC SRCE User Manual The T20005FL can accept altitude data from the 10 line Gillham input or the RS232 serial input The user can select from Gillham or serial as the encoder source The display moves to Altitude menu item Press MODE key Until ENC SRCE message appears Rotate CODE SELECT knob Set ENC SRCE Gillham Serial The default is SERIAL
24. mit ON ID Code and altitude sent Standby Code _ Never Transmitted With the SELECT MODE knob in the ALT DISPLAY position the active code is displayed on the top line and the encoder altitude is displayed on the bottom line If the latitude units are set to feet the altitude is followed by the F character If the altitude units are in metres the altitude is followed by the M character If no QNH or BARO value has been entered default 1013mB or 29 92HG the raw encoder output is displayed as pressure altitude and the characters PA appear at the lower left If a QNH BARO value has been set the Q character appears at the lower left PA Pressure Altitude as sent EE from the altitude encoder a F Feet Altitude units are in Feet Displayed Altitude Altitude generated by Encoder and may be adjusted for barometric pressure QNH ag Q Altitude is adjusted for QNH or barometric pressure from the mode menu N The altitude value is rounded to the nearest 10 foot increment Be aware that where the altitude data input is received in increments of 100ft the rounding can only be in 100ft steps also If the Encoder is not powered or not fitted the message NO ALT will appear on the display The T2000SFL will transmit the encoder altitude pressure altitude only in accordance with normal mode C operation The adjusted QNH Baro altitude is never transmitted T2000SFL User Manual 01R8 2 Page 7 of 28 18 Septemb
25. nction to warn me if I go above a certain level A Yes You can use the altitude alert function in the following way to give you a too HI alert at a given altitude An example of airspace low limit might be 4500 feet To remain clear of this airspace you must remain below 4500 feet Go to the mode menu and select altitude Set the altitude to 100 feet Move on to the Buffer value and set this to 4400 feet 4500 100 The HI alert message and tone will now occur at 4500 feet to warn you of the airspace T2000SFL User Manual 01R8 2 Page 25 of 28 18 September 2012 Microair Avionics T2000SFL User Manual 01R8 2 T2000SFL Transponder MICROAIR AVIONICS Page 26 of 28 User Manual 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 6 0 LIMITED WARRANTY The warranty period for any Microair Avionics manufactured article is dependant on Condition of the article at time of sale and the Purchase Date For New Articles the warranty period commences from Date of Purchase and is valid for 2 years or the minimum period defined by applicable Sa consumer law whichever is the longer MICROAIR In the absence of original Proof of Purchase the warranty will be valid for 2 AVIONICS years from Date of Factory Shipment as determined by Microair Avionics e For Factory Reconditioned Articles offered for sale the warranty period commences from Date of Purchase and is valid for 12 months For Factory Exchan
26. nd the X appears on the display When the aircraft takes off again the airflow increases and operates the external standby switch and the T2000SFL reverts back to the SELECTMODE setting The external standby can be wired as a stick mounted switch Be aware of this switch when flying as the T2000SFL will operate outside standby until the switch is operated Check the Rem Stdby function in the PROGRAM MODE menu to ensure the switch is operating the correct way T2000SFL User Manual 01R8 2 Page 23 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual Q I have noticed that sometimes when I switch on the Avionics Master the T2000SFL turns on by itself without pressing the ON key Why A The T2000SFL s ON key is software controlled The T2000SFL will remember if it was on or off at the time the avionics master was lasted switched off When the power is turned on again the T2000SFL will revert to its last operational condition and turn on The T2000SFL can be turned ON OFF via the avionics master or the ON key either method is OK Q Whilst flying outside normal radar coverage I have noticed that the reply symbol still flashes from time to time what causes this A Other aircraft fitted with TCAS systems can still interrogate transponder equipped aircraft like yours This then lets them know where you are and your contact information is displayed on their TCAS screens The TCAS aircraft could be 100
27. put is being received When climbing above the transition level layer the user must reset the transponder at the same time as the aircraft s altimeter to 1013mb or 29 92HG If altitude is replaced on the bottom line of the display with VSI data if selected in the DSP ALT option of the MODE MENU On the active display line the letter C appears on the left hand side Encoder altitude for pressure altitude Adjusted encoder altitude for local 1013mB or 29 92HG ONH or BARO setting T2000SFL User Manual 01R8 2 Page 8 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 2 CODE SELECT KNOB The CODE SELECT knob can be rotated clockwise to scroll upwards and counter clockwise to scroll downwards Each digit of i ON CODE SELECT the code is adjusted separately The adjust function starts with the left STNBYe ALT hand digit and is moved across to the next digit by pushing the a P CODE SELECT knob inwards After 10 seconds of inactivity the cursor will revert to the left hand digit When operating in the Display Alt mode with altitude displayed the actual Gillham 4 digit altitude code can be displayed by pressing and holding the code select knob in Code Select Knob 3 3 ON KEY The T2000SFL is turned on by pressing the ON key MICROAIR LLP The T2000SFL then performs a self test before moving on to the operational screen in whatever mode the select mode knob is set to T2000S
28. r is normally adjusted for actual surface pressure before take off This means the encoder altitude may not be the same as the altimeter reading The QNH Baro can be entered here to allow the T2000SFL to compensate the displayed altitude for surface pressure and hence read the same as the aircraft s altimeter The default QNH is 1013mb or Baro is 29 92HG If the QNH Baro is set to 1013mb or 29 92HG the altitude displayed will default to the unadjusted pressure altitude direct from the encoder If the QNH Baro is set to a discrete value normally provided by ATC the encoder pressure altitude displayed will be adjusted for that QNH Baro value The barometric units are set in the BARO option of the PROGRAM MODE When MB is selected the QNH screen is displayed and when HG is selected the Baro screen is displayed Press MODE key once To select QNH Baro option Rotate CODE SELECT knob Scroll lower line to desired pressure Press ENTER key To set default value The default is 1013 mb or 29 92 HG Press toggle key Display returns to current operational display IMPORTANT NOTE The T2000SFL will only transmit the encoder pressure altitude The adjusted ONH Baro altitude is NEVER transmitted even when it is selected for display Example MICROAIR TE MODE ATC provide a pressure of 1018mB to an aircraft flying at 5000 feet The T2000SFL difference from pressure altitude 1013mB is 5mB which converts to 137 feet
29. seconds to displaying the altitude on the bottom line In all modes of operation only the active code is transmitted The toggle key is also used to return to the operational screen from the MODE and PROGRAM MODE menus T2000SFL User Manual 01R8 2 Page 16 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 7 VER HOT KEY The VFR key will default the standby code immediately to the stored VFR code Typically this code will be 1200 for a General Aviation aircraft The VFR key calls the value set in the VFR option of the PROGRAM MODE menu To transfer the VFR code to the active position press the toggle key If no code is entered after 10 seconds idle the standby position will revert back to the original VER code To make the VFR code the active code press the toggle key to bring VFR to the top line VER Key Press VFR key to bring the stored VFR code to the standby line In this case VFR 1200 3 8 ID KEY The ID key Ident when pressed adds additional code information to the transmission for ATC The code will flash on the ATC display age ag as a means of uniquely identifying the aircraft s code from any other O The T2000SFL has the option of a remote ID switch pin 16 D 0 T20005FL The external switch should be a momentary ON type The switch or ID key only need to be pressed briefly to activate the dent function Ident Key I character replaces the R while t
30. t Alert Tone option Rotate CODE SELECT knob Scroll lower line to select ON or OFF The default is ON Press ENTER key No operation No default value Press Toggle key Display returns to current operational display AIA IMPORTANT NOTE i Pressing the MODE key again returns the display to the operational screen The user can press the toggle key at any point in the MODE menu to return to the operational screen A T2000SFL User Manual 01R8 2 Page 15 of 28 18 September 2012 Microair Avionics T2000SFL Transponder User Manual 3 5 ENTER KEY The ENTER key is a confirmation key used to confirm information the user has inputted After pressing the ENTER MICROAIR key the display will typically give the message SAVED for a short period CN ENTER e o The ENTER key is also used to quick set a parameter to a PZ000SFL default value Enter Key 3 6 TOGGLE KEY This key acts as a toggle switch exchanging the active and standby codes Toggle Key When the transponder is operating in DISPLAY ALT the bottom line displays the encoder altitude instead of the standby code The standby code is stored in memory To toggle the active and standby codes in this mode push the toggle key once to display the standby code on the bottom line The standby code is displayed for 10 seconds Push the toggle key again to exchange the active and standby codes Once the codes have been exchanged the display will revert back after 10
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