Garmin 174 GPS Receiver User Manual


 
Av. Kit Install. Manual
190-00026-00 Rev. Q
Page 6
Nav Flag: Capable of driving up to three 1000 ohm parallel
(Pins 3 and 4) loads, 375 millivolts for flag out-of-view, and
+40 millivolts for flag in-view.
OBI data: Output providing bearing to waypoint data for a
(Pins 7, 8, and 23) Bendix/King RMI (KI 229 or equivalent).
Message annunciators: Output capable of driving negative logic message
(Pin 20) annunciators by sinking up to 500mA.
RS232 chan 1 output data:Output capable of driving ARGUS3000/5000/7000,
(Pin 24) STORMSCOPE SERIES II with NAVAID moving
map displays, Shadin 91204X[T]/91053X[T],
Electronics International FP-5L fuel flow systems, or
Shadin 962801 Fuel/Airdata Computer. Conforms to
the EIA specification RS-232C.
RS232 chan 2 output data:Output capable of driving real-time plotting interface
(Pin 19) on GARMIN PC software or NMEA 0183 version 2.0
compatible mapping device. Conforms to the EIA
specification RS-232C.
RS232 chan 1 input data: Input capable of receiving serial altitude data from
(Pin 17) either an ICARUS Instruments 3000, Shadin Company
(formerly Rosetta MicroAvionics) 8800T, 9000T, or
9200T series altitude serializer/encoder, Shadin
91204XT/91053XT Series Fuel management system,
Arnav FC-10/FT-10 fuel computer/totalizer,
Electronics International FP-5L fuel flow system, or
Shadin 962801 Fuel/Airdata Computer. Conforms to
the EIA specification RS-232C.
Arrival alarm annunciator: Output capable of driving negative logic annunciator
(Pin 12) by sinking up to 500mA.
ARINC 429 Output A & B: Output capable of interfacing with any device that has
(Pins 15 and 16) an input conforming to the GAMA ARINC 429
specification.
NAV Super Flag Output: Output capable of driving positive logic NAV Super
(Pin 10) Flag by sourcing up to 500mA for flag out of view (NAV
valid).