The SSD120-(XX)-N Series Nano altitude encoders are all solid-state devices that measure air pressure and convert the measurements into the ICAO parallel data for pressure altitude transmission via ICAO pressure altitude Gray Code output.
规格：
Weight:
5.9 oz (low altitude)
6.3 oz (high altitude)
Altitude ceiling:
30,000 to 42,000 ft (low altitude)
50,000 to 100,000 ft (high altitude)
ICAO Gray Code output:
Yes
RS-485 output:
No (except for SSD120(XX)N-RS model)
Operating voltage:
12VDC @ 220mA / 28VDC @ 270mA (low altitude)
12VDC @ 55mA / 28VDC @ 60mA (high altitude)
Low operating temperature:
-20°C / -55°C (E models)
High operating temperature:
70°C
Wet environment:
No
Electrical Connector:
D-Subminiature 15-pin, SSD120-(XX)N
D-Subminiature 15-pin & 9-pin, -RS232 (low/high models)
D-Subminiature 15-pin plug & 15-pin recpt, -RS models
Static line connection:
Dual 1/8-27NPT (low altitude)
Dual 1/8-27NPT or 1/8 Tube Swivel Fitting (high altitude)
Approvals:
TSO-C88a
ETSO-C88a
MIL-STD-704E
RTCA DO-160E
特征：
The SSD120-30N model(EDMO# SSD120-30N):
-1,000 ft — 30,000 ft altitude range
Includes mounting bracket, mating connectors with cable clamps, and installation kit
Features:
Dual 1/8-27 NPT static port inlets
One ICAO pressure altitude Gray code output
Optional two or five RS-232 compliant data outputs
Serial ports may be installer configured to transmit separate data protocols (message and baud data)
Power, ground, and data I/O lines provided on industry standard D-miniature connectors
Constructed with corrosion-resistant aluminum housing
