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Combo — Manual

CONTENTS

Sensor Calibration

18

Calibration Procedure

. . . . . . . . . . . . . . . . .

18

Pressure Altitude Calculation . . . . . . . . . . . . .

18

Altitude Derivative . . . . . . . . . . . . . . . . . . .

19

Limited Conditions

19

. . . . . . . . . . . . . . . . . . . . . . . .

20

TSO Information . . . . . . . . . . . . . . . . . . . .

22

4

©

Kanardia

2015-2018

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Summary of Contents for INDU COMBO

Page 1: ...INDU COMBO Manual Kanardia d o o November 2018 Revision 1 0 ...

Page 2: ......

Page 3: ...ll license is available on http creativecommons org licenses by sa 3 0 legalcode web page and a bit more human readable summary is given on http creativecommons org licenses by sa 3 0 In short the license gives you right to copy reproduce and modify this document if you cite Kanardia d o o as the author of the original work you distribute the resulting work only under the same or similar license t...

Page 4: ...essed using Gimp All document sources are freely available on request under the licence mentioned above and can be obtained by email Please send requests to info kanardia eu Revision History The following table shows the revision history of this document Rev Date Description 1 0 November 2018 Initial release 2 Kanardia 2015 2018 ...

Page 5: ...nting Dimensions 10 2 2 Connections 12 2 2 1 Static Pressure Pst 12 2 2 2 Total Pressure Ptot 13 2 2 3 CAN Bus CAN 13 2 2 4 Illumination 13 2 2 5 Power POWER 14 3 Calibration Adjustments 14 3 1 Altitude Adjustment 14 3 2 Toggle QNH hPa inHg 15 3 3 Toggle Illumination Knob 16 4 Maintenance Repair 16 5 Troubleshooting 17 5 1 Freeze During Engine Start 17 3 Kanardia 2015 2018 ...

Page 6: ...al CONTENTS 6 Sensor Calibration 18 6 1 Calibration Procedure 18 6 2 Pressure Altitude Calculation 18 6 3 Altitude Derivative 19 7 Limited Conditions 19 7 1 Warranty 20 7 2 TSO Information 22 4 Kanardia 2015 2018 ...

Page 7: ...sists of high precision electronic differential pressure sensor and altitude pressure sensor which provide dynamic and static air pressures in digital form The electronics reads the sensor and drives stepper motor turning a nee dle which shows airspeed an a scale The scale has markings specific to an aircraft 1 Altitude rate of climb and QNH informations are also shown on a colour LCD display When...

Page 8: ...C Humidity 30 90 non condensing Airspeed sensor 12 bit 0 69 hPa 381 km h 205 kt resolution 0 1 km h Barometric sensor 24 bit 10 1200 hPa 20 cm res olution QNH range 590 1080 hPa 17 42 31 89 inHg Internal logger storage more than 50 h 1 s interval Communication CAN bus 29 bit header 500 kbit Kanardia protocol Table 1 Basic technical specifications 1 3 Options 1 3 1 Scale The instrument can be deliv...

Page 9: ...pal dimensions markings at the time of order Scale is then custom made for each individual order Scale holds color coded markings in order to give the pilot immediate reference The following markings are possible VNE Red line on the top of yellow arc This designates 7 Kanardia 2015 2018 ...

Page 10: ...ng speed VS1 Bottom of green arc Stall speed or minimum steady flight speed for which the aircraft is still controllable in a specific configuration This is usually a clean configuration with flaps retracted Note that bottom of green arc usually starts at 10 higher value VS0 Bottom of white arc Stall speed or minimum flight speed in landing configuration Note that bottom of white arc usually start...

Page 11: ...1 1 1 Figure 2 A scale example with the markings ALT 2000ft QNH VSI 1014 400 hPa fpm Figure 3 Combo display example Kanardia s Blu device for transfering the configuration from your android device to your Indu Combo Please read our Customizer Manual for more information 9 Kanardia 2015 2018 ...

Page 12: ...t panel is flat Remove the mounting screws from the instrument and then remove the knob Use finger nail or sharp knife to remove the cap from the knob but be careful not to cut the cup away Once the cap is removed use flat screwdriver and loosen the screw Slide the knob from its axle Figure 4 shows an example of the knob with its cap removed Figure 4 Photo of the knob with its cap removed It is hi...

Page 13: ...Combo Manual 2 1 Mounting Dimensions a 57 mm b 80 mm Figure 5 Instrument panel cutout and mounting hole Note Figure is not in scale 11 Kanardia 2015 2018 ...

Page 14: ... 57 mm b 80 mm Figure 6 Back view of the instrument with connections 2 2 1 Static Pressure Pst Indu Combo must be connected to the static pressure source Static pressure source is usually obtained from pressure sources located on the fuselage side surfaces or from the static port on the pitot tube 12 Kanardia 2015 2018 ...

Page 15: ...l pressure source is obtained from the total port on the pitot tube Same principles as with the static connection apply 2 2 3 CAN Bus CAN Connection to the CAN bus is optional and is not required for the normal operation Use standard RJ45 ethernet cable to connect it with other Kanardia equipment When connected to the bus airspeed dynamic pressure standard atitude baro corrected altitude baro corr...

Page 16: ...s a notch on one side which protects from wrong orientation Connect blue lead to negative ground terminal and red lead to positive 12 24 V terminal 3 Calibration Adjustments The knob is used to perform some adjustments 3 1 Altitude Adjustment Static Sensor Offset 1020 999 1013 for hPa or 30 12 29 50 29 91 for inHg A minor sensor offset may be required in order to adjust Indu Combo according to som...

Page 17: ... and the LCD display is slightly altered It shows the offset and the altitude Turn the knob until Indu Combo shows the same altitude as the reference altimeter Wait for cyan line to disappear This completes the sensor offset procedure 3 2 Toggle QNH hPa inHg 1020 1025 1013 for hPa or 30 12 30 27 29 91 for inHg Part of the LCD display is also a QNH value This value can be shown in hPa or in inHg un...

Page 18: ... remote illumination knob if it was not enabled or disables illumina tion knob if it was enabled 1 Turn QNH until it shows 1020 hPa 30 12 inHg and wait for about three seconds for a short cyan line to appear on top of LCD display 2 Quickly turn the knob to indicate 1035 hPa 30 56 inHg A moment later a longer cyan line appears 3 Turn the knob to 1013 hPa 29 91 inHg to complete the pro cedure 4 Fina...

Page 19: ... The circuit consist of two elements The diode prevents reverse flow from the capacitor We recom mend Schottky Diode 1N5818G You can also use some other diode which has a low voltage drop 1 A forward current and at least 20 V of blocking voltage The capacitor serves for a very short energy reserve Use an aluminium electrolytic capacitor with about 1000 µF at least 25 V and at least 100 C working t...

Page 20: ...brated against 13 11 143 different temperature pressure pairs The least squares method is then applied on this results in order to obtain corrections coefficients A two dimensional third degree polynomial is used for the correction model You can t change calibration parameters but you can adjust the altitude Please refer to the section 3 1 for more details 6 2 Pressure Altitude Calculation Pressur...

Page 21: ...and T0 0 0 0065 K m is temperature gradient in throposphere Besides the equations given below their inverse and derivatives of inverse are also used 6 3 Altitude Derivative Altitude calculated from pressure is numerically derived to get rate of altitude change vertical speed The derivative is mathematically correct and as such does not introduce any error We are using multiple point numerical deri...

Page 22: ...available to Purchaser Kanardia will either 1 repair the hardware defect at no charge using new or refurbished replacement parts or 2 exchange the product with a product that is new or which has been manufactured from new or serviceable used parts and is at least functionally equivalent to the original product or at its option if 1 or 2 is not possible as determined by Kanarida in its sole discre ...

Page 23: ...sions performed by anyone who is not a repre sentative of Kanardia or an Kanarida Authorized Reseller e to a product or part that has been modified to significantly alter function ality or capability without the written permission of Kanardia f to consumable parts such as batteries unless damage has occurred due to a defect in materials or workmanship or g if any Kanardia serial number has been re...

Page 24: ...ings loss of busi ness loss of opportunity loss of goodwill loss of reputation loss of damage to or corruption of data or any other loss or damage how soever caused including the replacement of equipment and property any costs of recovering programming or reproducing any program or data stored or used with Kanardia products and any failure to maintain the confidentiality of data stored on the prod...

Page 25: ...mbo Manual 7 2 TSO Information by its use The Kanardia is not responsible for any possible damage or destruction of any part on the airplane caused by default operation of instrument 23 Kanardia 2015 2018 ...

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