GL-303

Moscow

Perm

En

Product / Parameter	GL-303
Orientation / navigation parameters
Root mean square (RMS) error of initial heading angle determination, max, ° (1)	0.036 / cos (geographic latitude)
RMS heading hold error over 1 hour of operation, max, ° (1)	0.006
RMS roll / pitch angle determination error, max, ° (1)	0.02 (in motion) 0.01 (with fixed-base correction (ZUPT))
RMS position dead-reckoning error with correction from an external speed sensor, % of travelled distance, max (2)	0.2
RMS position dead-reckoning error in autonomous (inertial) mode, km per flight hour, max (3)	1.8
Measurement range: pitch / roll, °	±90 / ±180
Measurement range: heading, °	0…360
Measured angular rate range: X/Y/Z, °/s	±400
Measured acceleration range: X/Y/Z (g)	±18
Resistance to environmental factors
Operating temperature (endurance), °C	-40…+55
Storage temperature (strength), °C	-50…+75
Vibration (endurance) (random 100 Hz–1 kHz), g rms	3.9
Shock (strength), duration: 10 ms, waveform	40
Output data
Functional readiness time, max, s	5
Fast gyrocompassing time, max, s	360
Navigation solution rate, Hz	610 (1220 on request)
Electrical parameters
Input / output interfaces	RS-232/422/485, Ethernet 100 Mbit, discrete signals
Supply voltage / power consumption	18…32 V / max 20 W
Mass and dimensions
Overall dimensions (L x W x H), mm, max	325x267x234
Weight, kg, max	20
Mean time between failures (MTBF) (calculated), h	12 000