Garmin 15L 기술 사양 - 페이지 8
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Garmin 15L에 대해서도 마찬가지입니다: 참조 매뉴얼 (1 페이지)
페이지 인쇄1.6.2
Electrical Characteristics
1.6.2.1 Input Voltage
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GPS 15H:
8.0 Vdc to 40 Vdc unregulated
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GPS 15L:
3.3 Vdc to 5.4 Vdc (must have less than 100 mV peak-to-peak ripple)
1.6.2.2 Input Current
GPS 15H: 60 mA peak, 50 mA nominal @ 8.0 Vdc
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40 mA peak, 33 mA nominal @ 12 Vdc
15 mA peak, 12 mA nominal @ 40 Vdc
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GPS 15L:
100 mA peak, 85 mA nominal @ 3.3 to 5.0 Vdc
1.6.2.3 GPS Receiver Sensitivity
-185 dBW minimum
1.6.3
Environmental Characteristics
Operating Temperature:
•
Storage Temperature: From -40° to 194°F (from -40° to +90°C)
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1.6.4
GPS Performance
1.6.4.1 Receiver
WAAS-enabled GPS receiver continuously tracks and uses multiple satellites to compute and
update your position.
1.6.4.2 Acquisition Times
Reacquisition: Less than 2 seconds
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Hot:
Approx. 1 second (all data known)
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Warm:
Approx. 38 seconds (initial position, time, and almanac known; ephemeris
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unknown)
Cold:
Approx. 45 seconds
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1.6.4.3 Update Rate
1 second default; NMEA 0183 output interval configurable from 1 to 900 seconds in 1-second
increments
1.6.4.4 Accuracy
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GPS Standard Positioning Service (SPS)
Position:
< 15 meters, 95% typical (100 meters with Selective Availability on)
Velocity:
0.1 knot RMS steady state DGPS (USCG/RTCM)
Position:
3-5 meters, 95% typical
Velocity:
0.1 knot RMS steady state
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DGPS (WAAS)
Position:
<3 meters, 95% typical
Velocity:
0.1 knot RMS steady state
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PPS Time: ±1 microsecond at rising edge of MPO pulse (subject to Selective Availability)
Dynamics: 999 knots velocity (only limited at altitude greater than 60,000 feet), 3g dynamics
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1.6.5
Interfaces
1.6.5.1 GPS 15xH/15xL Electrical Characteristics
True RS-232 output (Port 2 output not used at time of publication), asynchronous serial input
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compatible with RS-232 or TTL voltage levels, RS-232 polarity.
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Factory setting is 4800 baud. User-selectable baud: 4800, 9600, 19200, 38400.
From -22° to 176°F (from -30° to +80°C)
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