MK 39 Ring Laser Gyro

Inertial Navigation System

 

Performance
Accuracy
Heading 3 Arcmin Sec (Lat) RMS
7 Arcmin Sec (Lat) Peak
Roll, Pitch 1.7 Arcmin RMS
3 Arcmin Peak
Velocity 0.6 kts RMS
Position 1.0 nm in 8 hr TRMS
Dynamic Motion
Roll ±40 deg
Pitch ±15 deg
Yaw ±10 deg
Speed -10 to 90 knots
Dynamic Stability
R / P 0.001 deg / sec
Heading 0.003 deg / sec
Setting Times
10 minutes dockside (full accuracy)
30 minutes at sea (full accuracy)
System Outputs
Analog
Roll and Pitch 1X and 36X or 2X and 36X
Heading 1X and 36X
Digital
Roll, Pitch, Heading, Attitude rates (roll, pitch, heading), system status via RS232 / 422 serial data interface
Environmental Conditions
Temperature
Operating 0° to 55° C (32° to 131° F)
Storage -40° to 70° C (-40° to 158° F)
Humidity 95% Relative
Shock
Meets and exceeds MIL-STD-810F
22 g 1/2 sine wave at 11 msec and
50 g 1/2 sine wave at 5 msec operating
Vibration
MIL-STD-167-1 for Type 1 equipment
EMI / RFI
MIL-STD-461-D
Magnetic Immunity
5 Gauss Operation
30 Gauss Storage




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