SANDIA aerospace SAC 7-35 User Manual Download

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SAC 7-35

C 7-35

C 7-35 Air Da

Air Da

Air Data Computer

ta Computer

Putting Power In Your Navigation System

Get The Most From Your Garmin GNS430/530

Real Time Winds Aloft
Density Altitude
Outside Air Temperature
Improved Roll Steering And Autopilot Capture

ADS-B Interface to Mode S Transponders

SANDIA aerospace

Photo Courtesy NASA Hubble

Summary of Contents for SAC 7-35

Page 1: ...r Putting Power In Your Navigation System Get The Most From Your Garmin GNS430 530 Real Time Winds Aloft Density Altitude Outside Air Temperature Improved Roll Steering And Autopilot Capture ADS B Int...

Page 2: ...ll featured Air Data Computer enhancing the utility of your navigation system The SAC 7 35 provides all the performance of Airdata Computers costing thousands of dollars more Altitude In Flight Monito...

Page 3: ...pace Inc SANDIA aerospace Inc SANDIA aerospace Inc SANDIA aerospace Inc SANDIA aerospace Inc 3700 Osuna Rd NE Suite 711 Albuquerque NM 87109 www sandia aero 305586 00 SAC 7 35 Airdata Computer Install...

Page 4: ...provement programs information contained in this document is subject to change without prior notice Copyright 2009 SANDIA aerospace Inc All rights reserved Printed in USA n o i s i v e R e t a D n o i...

Page 5: ...Inputs 9 1 2 6 Certification 9 Section 2 Installation Considerations 2 1 Introduction 12 2 2 Mounting Considerations 13 2 3 Cooling 13 Section 3 Installation Procedures 3 1 General 14 3 2 Equipment Re...

Page 6: ...de Interconnect w Most Popular Transponders 20 Figure 3 8 SAC 7 35 Interconnect Wiring Diagram 21 Figure 3 9 Front Panel Connector Location 23 Figure 4 1 6 Pin Din to Serial Interconnect 24 Figure 4 2...

Page 7: ...ionics products The SAC 7 35 can also beinstalledforuseinavarietyofconverterfunctions Contactfactoryformoreinformation OneARINC 429 High Speed output airdata and orADS B Two RS 232 airdata output port...

Page 8: ...Vdc Current 1 0 amp maximum with heater on Altitude Range 1000 to 35 000 PressureAltitude Tolerance 0 25 2000 25 3000 30 4000 25 5000 25 8000 30 11000 35 14000 40 17000 45 20000 50 30000 100 40000 125...

Page 9: ...3 2 400 3 6 450 4 0 MACH Number Accuracy MACH Tolerance 0 3 to 0 4 0 012 0 5 0 010 0 6 0 0075 0 7 0 9 0 0050 95 0 0075 True Airspeed Accuracy ALT IAS TAS TAS Accuracy 10000 50 53 6 6 10000 100 105 3 0...

Page 10: ...Temp Range 60o C to 60o C Accuracy 1 5o C Fuel Flow Flow Rate 1 14400 GPH K Factor Range 500 130 000 Outside Air Temperature 60o C 60o C Accuracy 1 5o C 1 2 3 Operating Limitations 1 2 3 1 All functio...

Page 11: ...00ms 256 1 316 Wind Direction Deg True 500ms 360 0 05 320 Magnetic Heading Deg Mag 62 5ms 360 0 0055 347 L R Fuel Flow Lb hr 62 5ms 32768 0 5 If selected the following 100 kbit sec High Speed ARINC 42...

Page 12: ...are mini mum performance standards It is the responsibility of those desiring to install the article either on or within a specific type or class of aircraft to demonstrate that the aircraft installat...

Page 13: ...1 F F M s e v r u c n o i t a r b i v n o i s o l p x E 0 9 d e m r o f r e p t s e t o n X y r o g e t a C s a d e i f i t n e d i t n e m p i u q E s s e n f o o r p r e t a W 0 0 1 d e m r o f r e...

Page 14: ...U S s e i y r o g e t a C o t d e t s e T 1 F F M s e v r u c n o i s o l p x E 0 9 d e m r o f r e p t s e t o n X y r o g e t a C s a d e i f i t n e d i t n e m p i u q E s s e n f o o r p r e t a...

Page 15: ...f an appropriate converter If the aircraft is equipped with a Flow Scan transducer s the SAC 7 35 can parallel off the signal line The SAC 7 35 must be configured with the transducer s K factor number...

Page 16: ...ng up graded with the SAC 7 35 CAUTION DO NOT mount the SAC 7 35 in the direct airstream or near either the hot or cold air ducts The STP 78 Outside Air Temperature OAT probe is supplied with the SAC...

Page 17: ...05589 00 Mounting Tray 305557 Knurled Hold down Nut 305558 STP 78 OAT Probe 305561 91 OAT Probe Installation Kit 305595 00 Mounting Nut 305560 03 Mounting Lock Washer 305050 10 Fiber Shoulder Washer 3...

Page 18: ...Figure 3 1 Mounting Tray Dimensions Figure 3 2 Unit Outline Dimensions 305586 00 15 J100 P101 P200 J104 P S 4 98 5 48...

Page 19: ...are always recommended to avoid damage to the airdata com puter 3 5 OUTSIDE AIR TEMPERATURE OAT PROBE INSTALLATION The SAE 7 35 is supplied with the STP 78 OAT probe P N 305561 91 Avoid mounting the O...

Page 20: ...SAC 7 35 is from the on board transponder the SAC 7 35 and it s airdata outputs will not be available if the transponder is turned off or removed from the aircraft SAE documentAS8003 Minimum Performan...

Page 21: ...stalled in the aircraft if they are of the proper type The signal and ground wire s can be paralleled into the SAC 7 35 in this case power should not be connected from the SAC 7 35 Fuel Flow signals a...

Page 22: ...rmation for the most popular transponders can be found in Figure 3 7 For other makes of transponders refer to the manufactures installation manual Note The RS232 serial data outputs are not affected b...

Page 23: ...u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o r G t f a r c r i A d n u o...

Page 24: ...Figure 3 8 SAC 7 35 Interconnect Wiring Diagram NC 22 Note 4...

Page 25: ...not required for transponder Note 3 Fuel Flow transducers should never have power connected to two sources This will cause damage to one of the devices Note 4 Depending upon the DG source output level...

Page 26: ...In 1 AIM SET 14 AIM ALT P200 1 Syncro VX 2 Syncro VY 14 Syncro VZ 3 Syncro VH 15 Syncro VC 5 OAT Pwr 5V 17 OAT Signal 18 OAT Return 19 BARO Pwr 7 BARO Signal 6 BARO Return 12 Reserved 13 Reserved 25 R...

Page 27: ...00 SW VER XX X CONFIGURATION Serial K 9600 G 38400 S 1200 E 19200 Mode IAS_Cutoff 40 Arinc A DASH 00 Trim Alt 1270 1270 IAS 0 10 Baro 1 27 1 27 OAT 0 0 Hdg 000 0 Fuel K 130000 500 0s delay 6 02lb g CO...

Page 28: ...delay 6 02lb g After all the configuration parameters are programmed select x enter to store the parameters Press Enter again to record changes or Escape to go back The status lines should be recorde...

Page 29: ...eed low end cutoff Port4 Baud Rate Port4 Format S Standard E Extended Port3 Baud Rate Port3 Format S Standard E Extended Port2 Baud Rate Port2 Format G Garmin K King None Port1 Baud Rate Port1 Format...

Page 30: ...Port 3 Format Set Port 3 RS232C Data Format 1 Standard 2 Extended 3 No Output 6 Port 3 Baud Set Port 3 RS232C Baud Rate 1 1200 bps 2 9600 bps 3 19200 bps 4 38400 bps 7 Port 4 Format Set Port 4 RS232D...

Page 31: ...llowed Settings c Airspeed Cutoff Select the airspeed cutoff value Be low the cutoff value the airspeed is out put as zero to minimize wind gust air speed reports on the ground Enter the desired value...

Page 32: ...perature and Baro Setting The list is in the form Trimmed inputs Alt 1234 IAS 321 Baro 29 92 OAT 15 12 The alt is in feet IAS knots Baro InHg and OAT in Deg C Parameter Description Allowed Settings l...

Page 33: ...R 91 411 All other maintenance is on condition only 4 3 10 OAT Probe Trim The OAT probe trim should always be set to 0 for SAC 7 35 installations with the Sandia Aerospace OAT Probe 305561 01 Paramete...

Page 34: ...SAC 7 35 Airdata Computer...

Page 35: ...navigators will display a wind vector arrow and the wind speed in the lower right corner on the main navigation page During departure and climb out this information which is updated once a second can...

Page 36: ...arm up time All calibration and configuration is done at the shop Price includes the installation kit and OAT Probe It s certified to Helicopter Vibration and Shock levels It carries Sandia s three ye...

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