High Accuracy FOG Gyroscope

ER-FOG-98 (0.008-0.08º/h)
1. Bias stability: 0.008-0.08º/h;
2. Dimension: Φ98mm×38mm.

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Introduction

ER-FOG-98 High Accuracy FOG Gyroscope (Φ98mm)

ER-FOG-98 High Accuracy FOG Gyroscope is an important angular rate sensor, which has the characteristics of long life, fast startup, high precision, lower power consumption and wide dynamic range. It also plays an important role in aerospace, weapon navigation, platform stabilizer, medium precision precise north-seeking, vehicle positioning orientation and high precision inertial navigation system (INS).

Applications

Precise north-seeking

High precision inertial navigation system

Vehicle positioning orientation

Specifications

Items	Unit	ER-FOG-98A	ER-FOG-98B	ER-FOG-98C	ER-FOG-98D
Measuring range	º/s	-500~+500	-500~+500	-500~+500	-500~+500
Bias stability	º/h	≤ 0.008	≤ 0.02	≤ 0.05	≤ 0.08
Bias repeatability	º/h	≤0.008	≤ 0.02	≤0.05	≤0.08
Random walk coefficient	º/√h	≤0.0008	≤0.002	≤0.005	≤0.008
Scale factor non-linearity	ppm	≤ 20	≤ 30	≤ 40	≤ 50
Scale factor repeatability	ppm	≤ 20	≤ 30	≤ 40	≤ 50
Scale factor asymmetry	ppm	≤ 20	≤ 30	≤ 40	≤ 50
Start time	s	≤ 1	≤ 1	≤ 1	≤ 1
Bandwidth	Hz	＞200	＞200	＞200	＞200
Power supply	V	-5~+5	-5~+5	-5~+5	-5~+5
Power	W	<4w	<4w	<4w	<4w
Operating temperature	℃	-40~+65	-40~+65	-40~+65	-40~+65
Storage temperature	℃	-45~+85	-45~+85	-45~+85	-45~+85
Vibration	/	2g (RMS), 20Hz~2000Hz
Shock	/	40g, 1ms	40g, 1ms	40g, 1ms	40g, 1ms
Output method	/	RS-422	RS-422	RS-422	RS-422
Connector	/	J30J-15TJL	J30J-15TJL	J30J-15TJL	J30J-15TJL
Dimension	mm	Φ98×38	Φ98×38	Φ98×38	Φ98×38