2
NOTES
OUTSIDE AIR TEMPERATURE PROBE STANDARD 2-WIRE THERMOCOUPLE WITH 1 MICRO-AMP PER
1
DEGREE KELVIN RESPONSE. SUITABLE MODELS ARE: EDMO 655 AND DAVTRON C307PS.
DISCRETE I/O PINS ARE CONFIGURABLE. REFER TO SECTION 6.6.
2
THE SQUAT SWITCH INPUT CAN BE USED TO CONTROL AIR/GROUND STATUS. THE INPUT SENSE
3
CONFIGURATION IS DESCRIBED IN TABLE 6-8 .
Figure D-15 GTX 3X5 - Switches and OAT Probe Interconnect
190-01499-02
Rev. 4
GTX 3X5
P3251
AUDIO MUTE
37
EXT IDENT
36
AIR DATA SELECT
58
SQUAT SWITCH
57
EXT STANDBY
14
OAT PROBE IN
3
OAT PROBE OUT
25
TRAFFIC
MUTE
IDENT
3
XPDR 1
XPDR 2
S
GTX 3X5 Transponder TSO Installation Manual
PRI
AIR DATA
SELECT
ALT
XPDR
SELECT
1
Page D-22