EFD1000 E5 Dual Electronic Flight Instrument (EFI) Install Manual
DOCUMENT # 900-00041-001
PAGE 30-226
REVISION D
© Copyright 2019 Aspen Avionics Inc.
RS-422 .............................. 2 Transmitters
RS-422 .............................. 2 Receivers
RS-232 Input ..................... 1 (software loading only)
VHF Nav Receiver ............... 1 Analog input
GPS Receiver ...................... 1 Analog input
GPS OBS Interface .............. 1 Output
Autopilot Interface ............. 1 Analog port
G/S and NAV Flag to A/P ... low level (-101), Discrete to drive Superflag (-102)
Heading Synchro ............... 1 Output with 26Vac Reference
2.5.4
Certification Specifications
The ACU2 is certified as a component of the EFD1000 E5 system
Software:
RTCA DO-178B ................. Level C
Complex Electronic Hardware (CEH): NONE
Environmental:
RTCA DO-160E ................. See Environmental Qualification Form Section 13
2.5.5
Outline Drawing
Figure 2-5: ACU2 Outline Drawing (inches)
2.3
6
2.1
4
1
.1
2
