Page C-7
Revision E
May 31, 2006
FreeFlight 2101 I/O Approach Plus GPS Navigation System
C.2.4
Steering
OUTPUT
CHARACTERISTICS
DESCRIPTION
Steering (J2-46)
Source
AC analog voltage generator
utilizing external reference
voltage
Range
0° to ± 30° Roll Steering Command
Resolution
0.1° of Roll command
Accuracy
0.3° of Roll command
Index Reference
Zero feet cross-track distance
and 0° track angle error
Positive Direction Sense
Output in phase with reference
voltage for roll right command
Scale Factor
393 mVac/1° roll command
Load Capability
> 5000
Ω
Reference voltage
26 Vac ± 10%, 400 Hz ± 20 Hz
supplied from AFCS
Rate
Not to exceed 5° of roll
command/second
C.2.5
Glideslope (UP/DN)
OUTPUT
CHARACTERISTICS
DESCRIPTION
Low Level (J1-27)
Source
Polarity reversing analog current,
(for future use)
source referenced to ground
Range
0 to ±150 mA into 1000
Ω
load
Resolution
1.17
µ
A
Accuracy
10
µ
A centering
Index Reference
Desired Glidepath
Positive Direction Sense
Fly up when J1-27 is positive with
respect to J1-31
Scale Factor
0.3 mA per foot
Load Capability
Up to three 1000
Ω
loads
C.2.6
Glideslope Flag
OUTPUT
CHARACTERISTICS
DESCRIPTION
Glideslope Flag
High Level (J2-31)
Source
Transistor current source
(for future use)
Status
+18.5 Vdc to +30 Vdc = Glideslope
Valid
0 to +3.5 Vdc = Glideslope Invalid
Load
200 mA current source
Low Level (J1-11)
Source
Analog voltage source referenced
(for future use)
to ground
Status
0 to 150 mVdc = Glideslope Invalid
250 to 900 mVdc = Glideslope Valid
Load
Up to three 1000
Ω
loads
Содержание 2101 I/O PLUS
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Страница 11: ...FreeFlight 2101 I O Approach Plus GPS Navigation System SECTION I GENERAL INFORMATION ...
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Страница 53: ...FreeFlight 2101 I O Approach Plus GPS Navigation System SECTION III CHECKOUT ...
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Страница 141: ...FreeFlight 2101 I O Approach Plus GPS Navigation System APPENDIX E LOCAL GEODETIC REFERENCE DATUMS ...
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Страница 148: ...3700 Interstate 35 S Waco TX 76706 3756 USA 1 254 662 0000 ...
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Страница 150: ...3700 Interstate 35 S Waco TX 76706 3756 USA 1 254 662 0000 ...
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