Brauniger ALPHAMFD - Default Chapter; Table of Contents

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1 Introduction ......................................................................... 4
2 Mounting and Connections................................................... 5
2.1 Warning ................................................................................................... 5
2.2 Mounting into Cockpit................................................................................ 5
2.3 Electrical Connections................................................................................ 6
2.3.1 Switch-Off unused Temperature Ports................................................... 7
2.3.2 Connection Plan ALPHA MFD (Hardware Rev 401)................................ 9
2.3.3 Connection Board (Hardware Rev 401).................................................10
2.4 Mounting Fuel Flow Sender .......................................................................10
2.4.1 General Notes....................................................................................10
2.4.2 Important Safety Notes.......................................................................11
2.4.3 Important Information to Achieve Precision Measurements ....................11
2.4.4 Drawing: Fuel Flow Sender Mounting...................................................12
2.5 Pitot Tube and Static Port .........................................................................13
2.5.1 Static Port .........................................................................................13
2.5.2 Pitot Port...........................................................................................13
3 Power On and Built-In Self-Test (BIT)............................... 13
4 Flight Management ............................................................ 13
4.1 Air Speed Indicator (IAS, CAS) ..................................................................13
4.1.1 Calibration of Air Speed (CAS) .............................................................14
4.1.2 Speed Indication “Stretching Schemes” / Units Air Speed.......................14
4.1.3 Stall-Alarm.........................................................................................15
4.1.4 Vne-Alarm...........................................................................................15
4.2 Altimeter and Air Pressure.........................................................................16
4.2.1 Altitude MSL (QNH) ............................................................................16
4.2.2 Altitude above GND / AGL (QFE)..........................................................16
4.2.3 Flight Level (FL, QNE).........................................................................16
4.3 Altitude Guidance Mode (AGM)..................................................................16
4.4 VSI (Vertical Speed Indicator) ...................................................................17
4.4.1 Single Pointer Display .........................................................................17
4.4.2 Sector Display....................................................................................18
4.4.3 Variometer-Acoustic..............................................................................17
4.5 Flight Time, Take-Off Time and Date of Flight.............................................18
4.6 Temperature and Voltmeter ......................................................................18
4.7 Real-Time................................................................................................19
5 Engine Management........................................................... 19
5.1 Engine RPM .............................................................................................19
5.1.1 RPM Measurement RPM Port ...............................................................19
5.1.2 Capacitive RPM Measurement at ignition cable (not available for
Hardware Rev 401) ....................................................................................20
5.2 Engine Hour Meter ...................................................................................20
5.3 Fuel State and Fuel Flow (Consumption) ....................................................20
5.3.1 Important Safety Information..............................................................20
5.3.2 Fuel Flow Meter .................................................................................21
5.3.3 Precision of Fuel Flow.........................................................................22
5.3.4 Fuel Flow with Engines with Fuel Flow-Back System..............................22
5.3.5 Measuring with two flow senders (engines with fuel flow back system)..22
5.3.6 Recommended: Measuring with one fuel flow sender (engines with fuel
flow back system) ..........................................................................................22
5.3.7 Display of Fuel Flow ...........................................................................23