Inertial Kearfott Corporation Measurement Unit

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1 Kearfott Corporation a subsidiary of Astronautics Corporation of America Ring Laser Gyros Monolithic design Compact size High accuracy Excellent reliability Proven Technologies Fiber Optic Gyros High accuracy Long life / Low noise Low power consumption Closed loop design Electronics and Software Superior reliability Embedded GPS INS Sensor fusion algorithms CMMI3 software process Innovative Solutions Accelerometers High accuracy Compact size Force rebalance design Excellent reliability < 0.8 nmi/hr* 136 in 3 7.5 lb < 6 nmi/hr* 81 in 3 3 lb < 30 nmi/hr* 30.5 in 3 <1.7 lb Inertial Measurement Unit Scalable Performance, Size, Weight Nav Grade IMU Best SWaP available in performance class High performance guidance for manned, unmanned & missile platforms Compact, lightweight & affordable Configurable for Sea, Land & Air applications Flexible kit architecture supports weight & envelope constraints *1-hr Free Inertial Navigational Performance, 1-sigma F 3 to industry standard tactical FOG IMU Kearfott Corporation Guidance Navigation Division 1150 McBride Avenue Little Falls, NJ 07424 (973) 785-6000 [email protected] www.kearfott.com

Transcript of Inertial Kearfott Corporation Measurement Unit

Page 1: Inertial Kearfott Corporation Measurement Unit

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Proprietary Information A subsidiary of Astronautics Corporation of AmericaKearfott Corporation

Kearfott Corporationa subsidiary of Astronautics Corporation of America

Ring Laser Gyros Monolithic design Compact size High accuracy Excellent reliability

Proven Technologies

Fiber Optic Gyros High accuracy Long life / Low noise Low power consumption Closed loop design

Electronics and Software Superior reliability Embedded GPS INS Sensor fusion algorithms CMMI3 software process

Innovative Solutions

Accelerometers High accuracy Compact size Force rebalance design Excellent reliability

< 0.8 nmi/hr*136 in3

7.5 lb

< 6 nmi/hr*81 in3

3 lb

< 30 nmi/hr*30.5 in3

<1.7 lb

Inertial Measurement Unit

Scalable Performance,Size, Weight

Nav Grade IMU

Best SWaP available in performance class

High performance guidance for manned, unmanned & missile platforms

Compact, lightweight & affordable

Configurable for Sea, Land & Air applications

Flexible kit architecture supports weight & envelope constraints

*1-hr Free Inertial Navigational Performance, 1-sigma

F3 to industry standard tactical FOG IMU

Kearfott CorporationGuidance Navigation Division1150 McBride AvenueLittle Falls, NJ 07424(973) 785-6000 [email protected] www.kearfott.com

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Proprietary Information A subsidiary of Astronautics Corporation of AmericaKearfott Corporation

IMU Performance Characteristics KIMU-24 KIMU-16 IMU 42FOG

Gyro Bias Stability (°/hr) < 0.006 0.035 – 0.080 <0.5Gyro Random Walk (°/√hr) < 0.003 < 0.02 < 0.02Gyro Scale Factor (PPM) < 25 < 50 < 150Acceleration Bias (µg) < 50 < 100 < 1000Acceleration Random Walk (m/s/√hr) < 0.005 < 0.005 < 0.005Acceleration Scale Factor (PPM) < 50 < 100 < 300Acceleration Vibration Rectification (µg/g2 RMS) 15 15 50

System Characteristics KIMU-24 KIMU-16 IMU 42FOG

Size (cubic inches) < 100 43 < 31Weight (lbs.) 8 4 1.7Power (watts) 18 15 15Operational RangesAcceleration (g) > 30, all axes 4.6, 30, 50, 60Attitude (Roll, Pitch, Azimuth) unlimited unlimitedAttitude Rate (°/s) > 300 2,000Attitude Acceleration (°/s2) 10,000 10,000Temperature (°C) -54 to +71 -45 to +71I/OPower Input (VDC) +5,±15 / 28 +5, ±15Interface RS-422, RS-232 SDLC, RS-422Data Rates (Hz) Configurable 100 to 4800

Mechanical isolation is tailorable for specified applications.Information contained herein is for reference only; Specifications are subject to change.

Kearfott Inertial Measurement UnitIncorporating proven sensor technology and innovative packaging for industry-leading size,weight, power and performance.

Kearfott CorporationGuidance Navigation Division1150 McBride AvenueLittle Falls, NJ 07424(973) 785-6000 [email protected] www.kearfott.com