The PS 550 is a Control Unit for use with the MST 67A Enhanced Mode S Transponder. It contains all controls required for transponder operation including TEST, STANDBY, ON (transponder), ALTITUDE and IDENT. The PS 550 will also display the selected 4096 ATC code and current mode of operation in the display window.
Version 071-01619-0223 has a gray face an NVG (night vision goggle) display and ON/OFF switch. Compatible with single transponder operation and TCASII.
规格：
Dimensions:
2.375 x 2.625 x 5.375 in
Power Requirements:
28 VDC @ 7 W
Temperature:
-20°C to +70°C
TSO:
C112, C119b
特征：
TCAS controller for TCAS equipped aircraft
TA selection places the TCAS in the Traffic Advisory mode (TCAS I & II)
TA/RA selection places the TCAS in the Traffic Advisory/Resolution Advisory mode (TCAS II)
Mode push button sequentially selects the ATC, FL mode, FID and ADC
FID mode allows entry of the eight digit alphanumeric flight ID code
ADC mode allows selection of the air data computer used
ID push button initiates the IDENT feature for ATC
XPDR activates Mode S transponder with altitude reporting
ALT OFF activates the selected transponder without altitude reporting
ABOVE/NORMAL/BELOW selects relative altitude display limits for non-threat category aircraft on traffic display
Compatible with the Collins TDR-94D transponder
TCAS Range Switch selects the TCAS nautical mile traffic display according to the installed discrete range option
Lamps can be powered by 5VAC, 5VDC, or 28V dimming source
Microprocessor based
