Autopilot rear connections to p101 (continued) – TruTrak EFIS (8300-056) User Manual
Page 14
TruTrak Flight Systems
12
EFIS Installation Manual
February 2009
8300-056 Rev B
Autopilot Rear Connections to P101 (Continued)
P101
Pin
Function
Notes
20 Control Wheel Switch. Connect as shown in wiring diagram to a SPST momentary switch
located remotely to the autopilot for convenient engage/disengage function.
EFIS autopilot only
21 FLAP SW.
Not used at this time
22 ALT RS-232 Output
Not used at this time
23 SPARE SWT
Not used at this time
24 No Connection
25 PRIMARY SERIAL INPUT. Baud rate selectable 1200, 2400, 4800 or 9600 baud.
Automatically decodes NMEA-0183, Garmin Aviation Format, or Apollo/UPSAT Moving-
Map or GPSS format. Provides directional reference to the autopilot.
26 ARINC-A
27 ARINC-B
Digital differential signals from Garmin, Sierra, or other panel-mount receiver
which provide directional steering commands (GPSS) to autopilot
EFIS autopilot only
28 Roll Servo Torque Control. A signal from the autopilot to the roll (aileron) servo which sets
the amount of torque to be delivered by the servo.
EFIS autopilot only
29
Not used at this time
30 SL 30 RS232 IN
31 AP Power
No Connection
Roll (aileron) Servo control lines. These lines cause the stepping motor in the roll servo to run
in the appropriate direction at the desired velocity. They are small-signal lines and do not have
any substantial current-carrying capability or require any special shielding. Connect to roll
servo as shown on wiring diagram.
Wiring to roll servo J201
J101 Pin 32
Pin 33
Direction of servo arm / capstan rotation
(as viewed from face of the servo body)
for RIGHT aileron
Standard J201-4 J201-5 Servo
CCW
(counter-clockwise)
Î RIGHT
32
33
34
35
Reversed
J201-5
J201-4
Servo CW (clockwise) Î RIGHT
EFIS autopilot only
Reverse servo
direction if necessary
by swapping wires on
pin 32 and 33. See
note 3 on wiring
diagram.
36 TCB-B
Not used at this time
37 TCB-A
Not used at this time
EFIS
P1 pins
King
KMD 150
Garmin III Garmin 92 Garmin 195 Garmin 196 Garmin 295 Garmin 296 Garmin 396 Garmin 496
AvMap
EKP IV
RS 232
25
11
Data out
Data out
Blue wire
Blue wire
Blue wire
Blue wire
Blue wire
Blue wire
Data out
ARINC
A
26
N/C
N/C N/C N/C N/C N/C N/C N/C N/C N/C
ARINC
B
27
N/C
N/C N/C N/C N/C N/C N/C N/C N/C N/C
EFIS
P1 pins
Garmin 155XL Garmin 200XL Garmin 300XL Garmin GX 50-65
Garmin GNS 480
Garmin 430
P4001
Garmin 530
P5001
RS 232 25
19
19
19
5 / 22
P1- 22
56
56
ARINC
A
26
16
16
16
N/C
P5 - 4
46
46
ARINC
B
27
15
15
15
N/C
P5 - 24
47
47
EFIS or
EFIS AP SERIES
CURRENT DRAW
LOW BRIGHT
CURRENT DRAW
HIGH BRIGHT
WEIGHT
DIMENSIONS
Behind panel
ALL
1.07 Amps @ 12v
0.65 Amps @ 24v
2.02 Amps @ 12 v
1.15 Amps @ 24v
2.33 lbs High bright
1.95 lbs Low bright
6.375W x 5.75H x 3.625D