Kanardia Indu Variometer, Manual

Page 1: ...INDU VARIOMETER Manual Kanardia d o o February 2020 Kanardia d o o Revision 1 1 ...

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Page 3: ...e Full 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 licen...

Page 4: ... convert pictures into eps format All docu ment sources are freely available on request under the licence men tioned 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 Oct 2015 Initial release 1 1 Feb 2020 Revision 2 Kanardia 2015 2020 ...

Page 5: ...2 1 Mounting Dimensions 7 2 2 Connections 7 2 2 1 Static Pressure Pst 7 2 2 2 CAN Bus CAN 8 2 2 3 Illumination 9 2 2 4 Power POWER 10 3 Maintenance Repair 10 4 Sensor Calibration 11 4 1 Calibration Procedure 11 4 2 Pressure Altitude Calculation 11 4 3 Altitude Derivative 12 5 Limited Conditions 12 5 1 Warranty 13 5 2 TSO Information 15 3 Kanardia 2015 2020 ...

Page 6: ...al Description The variometer is an electromechanical device It consist of high precision electronic barometric sensor which provides static pressure information in digital form The electronics reads the pressure sensor and numerically calculates the altitude change The result drives stepper motor turning a needle The calculated rate of change is also shown on a colour LCD display When connected t...

Page 7: ...10 1200 hPa 20 cm resolution Communication CAN bus 29 bit header 500 kbit Kanardia protocol Table 1 Basic technical specifications 1 3 Options The instrument is available in two different sizes different scale units and different scale ranges The scale units and range must be speci fied at the time of order The variometer is available in meters per second and feet per minute units The standard ran...

Page 8: ...eter with its principal dimensions If you want a different LCD display layout you can configure it your self with our Customizer desktop application 1 This option requires Kanardia s Blu device for transfering the configuration from your an 1 Available from April 2020 6 Kanardia 2015 2020 ...

Page 9: ...make sure that the instrument panel is flat It is highly recommended that the instrument panel is mounted using rubber shocks which reduce the vibrations Figure 2 illustrates the panel cutout and mounting holes 2 2 Connections Figure 3 illustrates all connections at the back side of the instrument 2 2 1 Static Pressure Pst Indu Variometer must be connected to the static pressure source Static pres...

Page 10: ... be allowed to enter the tubing It is strongly recommended to label each tube before connecting to Indu Variometer This will help a lot if you ever have to remove and re install the instrument 2 2 2 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 vai...

Page 11: ...s connected to the CAN bus the knob adjusts brightness of all instruments connected to the bus On instruments with a push knob simply push the knob adjust the brightness and push the knob once more For instruments with only rotation knob an optional external il lumination knob can be connected to the back of the instrument Illumination knob part number is I ALT ILLUM and it must be or dered separa...

Page 12: ... female crimp terminals Wu rth Elektronik PN 649 006 137 22 0 75 mm2 about AWG 18 red and blue leads The terminals have finitive number of mating cycles They belong to the 25 mating cycles quality class The power input shall be routed trough a suitable circuit breaker 3 Maintenance Repair No special maintenance is required A static leak test should be performed annually and calibration check biann...

Page 13: ... calibrated 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 for more details 4 2 Pressure Altitude Calculation Pressu...

Page 14: ...it 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 4 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 d...

Page 15: ...y 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 discr...

Page 16: ...pansions 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...

Page 17: ...avings 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 pr...

Page 18: ...meter Manual 5 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 16 Kanardia 2015 2020 ...