TruTrak EMS BU (8300-065) - Manual (Page 18)

TruTrak Flight Systems 16 EMS Installation Manual
JUNE 2009 8300-065 Rev D
EMS Rear Connections to J1 (Continued)
J1 Pin Function Notes
20 Control Wheel Switch / AP Level Button. Connect as shown in wiring diagram to a SPST
momentary switch located remotely to the autopilot for convenient engage/disengage function.
AP Level Button option should be located in easy reach of Copilot and Pilot.
EMS autopilot only
21 EMS Switch
22 NO CONNECTION 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 slaved 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 EMS 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.
EMS autopilot only
29 No Connection Not used at this time
30 SL 30 input. SL-30 NAV pin 5 TX
31 EDM power Power to EDM
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
EMS autopilot only
Reverse servo
direction if necessary
by swapping wires on
pin 32 and 33. See
note 3 on wiring
diagram.
36 TCB-B
37 TCB-A
EMS
J1 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
EMS
J1 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
EMS or
EMS 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