ER-Dynamically Tuned Gyro For Aerospace

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Last update: 2018-06-17 07:28
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ER-E3 High-precision Strapdown Flexible Gyroscope

ER-E3 is with advantages of light weight, small size, and high precision which is widely applied in strapdown attitude system in aerospace. And it is also applied in platform strapdown attitude systems in carriers of Ground, Maritime, Aviation, Aerospace and many other areas.


Specification:

Parameter specification 

No

Parameter

Specification

1

Power Supply of Driving Motor Exciting Voltage

20V

2

Power Supply of Driving Motor Frequency

500Hz

3

Power Supply of Driving Motor Number of Phases

3

4

Power Supply of Driving Motor Output Power

2W

5

Power Supply of Driving Motor Wave Shape

Sin

6

Power Supply of Driving Motor Frequency Stability

10-4

7

Motor Synchro Speed

10000n/min

8

Motor Start Power

5W

9

Motor Operation Current

≤0.3A

10

Motor Synchronizing Time

≤20s

11

Pick-Offs Static Zero

5mv

12

Torquer Scale Factor

≥650º/h/mA

13

Gyro innate frequency

≥40Hz

14

Maximum Continuous Torquing Speed

≥60º/s

15

Resistance of Torquer Coil Winding(Primary Winding)

50Ω±3Ω

16

Resistance of Torquer Coil Winding(Secondary Winding)

2Ω±3Ω

17

Random Drift 1σ)

≤0.024º/h

18

Day to Day Drift (1σ)

≤0.1º/h

19

Dimensions(mm

Φ55×82

20

Mounting Hole(mm)

Φ61×(4-Φ3.4)

21

Weight (g)

≤700 

22

Working Temperature (℃)

-40+65

23

Vibration

4.12g  20~2000Hz

24

Shock

30g  58ms

Install drawing


   

                                                     ER-E3B High-precision Strapdown Flexible Gyroscope

ER-E3B has features of  light weight, small dimension, long lifetime, wide dynamic range. It has been used in different products such as : fast north seeking instrument, helicopter light guidance platform, television antenna tracker and so on. It can also be applied in spaceflight strapdown inertial system and the land, sea, aviation, spaceflight transporter attitude system of both strapdown type and platform type.


Specifications:

N0.

Item

Specification

1

 Performance Parameter

 Random Drift (1σ)

http://www.ericcointernational.com/

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