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Tel: +8613468653914
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Ericco International Limited

Address: FLAT/RM 1202 12/F TUNG CHUN COMMERCIAL CENTRE 438-444 SHANGHAI ST KL

Xi'an Office Address: Room 20A, Ruixin Mansion, No. 25, Gaoxin Road, Xi'an, China

Tel: + 86-29-87545860/87545861-611

Fax: +86-29-88607633

Mobile: +86 13468653914                                        

Email: info@ericcointernational.com



Accelerometer For Aerospace

Features:
1. Tactical navigation grade performance;
2. Analog output;
3. Field-adjusting range;
4. Widely operating Temperature Range.

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Accelerometer For Aerospace

ER-T1 high precision accelerometer

ER-T1 high precision accelerometer, with high reliability, was mainly used in the inertial measurement and testing system in the aerospace, aviation field. It can be used for static testing, and also dynamical testing, that's a standard vibration sensor.

Features:                                           

1.     Excellent turn-on repeatability performance        

2.     Environmentally rugged
3.     Analog output
4.     Field adjustable range
5.     Internal temperature sensor for thermal compensation(option)

图ER-T1.png

Specifications:

S/No

Parameters

ER-T1 A

ER-T1 B

ER-T1 C

Unit

1

Range

±50

±50

±50

g

2

Threshold   /Resolution

5

5

5

μg

3

Bias k0/k1

≤ ±4

≤ ±7

≤ ±10

 mg

4

Scale factor   kl

1.3±0.2

1.3±0.2

1.3±0.2

mA/g

5

Class II nonlinearity

coefficient k2/k1

≤±20

≤±60

≤±60

μg /g2

6

0g 4 hours   short time stability

≤15 

≤30 

≤30 

μg

7

1g 4 hours   short time stability

≤15

≤30

≤30

ppm

8

Bias   drift  Sigma k0( 1σone month)

≤20 

≤80

≤100 

 μg

9

Repeatability   of scale factor Sigma kl/kl( 1σone month)

≤20

≤80

≤100

ppm

10

Class II nonlinearity Coefficient   repeatability k2/k1(1σone   month)

≤±15 

≤±30 

≤±30

μg /g2

11

Bias thermal   coefficient

≤±20 

≤±100 

≤±100 

μg /℃

12

Scale factor   thermal coefficient

≤±30

≤±100

≤±160

ppm /℃

13

Noise (sample   resistance 840Ω)

≤5

≤8.4

≤8.4

mv

14

Natural   Frequency

400~800

400~800

400~800

Hz

15

Bandwidth

800~2500

800~2500

800~2500

Hz

16

Vibration

5g(20-2000Hz)

g

17

Shock

100g,5ms,1/2sin


18

Temperature   range(Operating)

-40-+85

-40-+85

-40-+85

19

Temperature range(saved)

-60-+120

-60-+120

-60-+120

20

Power

±12~±15

±12~±15

±12~±15

V

21

Consume   current

≤±20

±20

±20

mA

22

Temp. sensor

Yes and No two  type


23

Size

Ф25.4X30

Ф25.4X30

Ф25.4X30

mm

24

Weight

80

80

80

garm


Install dimension:

ER-T1-2.png



ER-T2 Quartz accelerometer

图ER-T1.png

ER-T2 is high range with high accuracy accelerometer, with high reliability, mainly used in Aviation and aerospace inertial test. Output current and the force by a linear output, the user can get high accuracy output by calculate, choose proper output load resistor. At the same time, temperature sensor is applied in this accelerometer, the user can use it to make compensation to Bias and Scale factor parameters, in order to reduce the impact of temperature factor. It can be used with both static and dynamic acceleration measurement. ER-T2 is a standard vibration sensor.


Features:
1.Excellent turn-on repeatability performance
2.Environmentally rugged
3.Analog output
4.Field adjustable range
5.Internal temperature sensor for thermal compensation (option)
6.High range


Specifications:

S/No.

Parameters

ER-T2A

ER-T2B

ER-T2C

1

Range

±70g

±70g

±70g

2

Threshold /Resolution

5μg

5μg

5μg

3

Bias k0/k1

≤(±4 mg)

≤(±7 mg)

≤(±10 mg)

4

Scale factor k1

1.3±0.2 mA/g

1.3±0.2 mA/g

1.3±0.2 mA/g

5

Class II nonlinearity Coefficient k2/k1

≤±20μg /g2

≤±60μg /g2

≤±60μg /g2

6

0g 4 hours short time stability

≤15 μg

≤30 μg

≤30 μg

7

1g 4 hours short time stability

≤15 ppm

≤30 ppm

≤30 ppm

8

Bias drift  Sigma k0( 1σ, one month)

≤20 μg

≤80 μg

≤100 μg

9

repeatability of scale factor Sigma k1/k1( 1σ, one month)

≤20ppm

≤80 ppm

≤100 ppm

10

Class II nonlinearity Coefficient repeatability k2/k1(1σ, one month)

≤±15 μg /g2

≤±30 μg /g2

≤±30 μg /g2

11

Bias thermal coefficient

≤±20μg /℃

≤±100μg/℃

≤±100μg/℃

12

Scale factor thermal coefficient

≤±30ppm/℃

≤±100ppm/℃

≤±160 ppm /℃

13

Noise (sample resistance 840Ω)

≤5mv

≤8.4mv

≤8.4mv

14

Natural Frequency

400~800 Hz

400~800 Hz

400~800 Hz

15

Bandwidth

800~2500 Hz

800~2500 Hz

800~2500 Hz

16

Vibration

5g(20-2000Hz)

5g(20-2000Hz)

5g(20-2000Hz)

17

Shock

100g,5ms,1/2sin

100g,5ms,1/2sin

100g,5ms,1/2sin

18

Temperature range (Operating)

-40-+85℃

-40-+85℃

-40-+85℃

19

Temperature range (saved)

-60-+120℃

-60-+120℃

-60-+120℃

20

Power

±12~±15V

±12~±15V

±12~±15V

21

Consume current

≤±20mA

≤±20mA

≤±20mA

22

Temp. sensor

Yes and No

Yes and No

Yes and No

23

Size

Ф25.4X30mm

Ф25.4X30mm

Ф25.4X30mm

24

Weight

≤80gram

≤80gram

≤80gram



Configuration Drawing and Interface

ER-T2 图片2.png

 

Mark:
The temperature sensor is AD590, Point 10 is the high power. The point 9 is the low power. The point 9 and power ground use one platinum resistance; the value is 1K, the thermal coefficient is less than 5ppm.



ER-T3 Quartz accelerometer

ER-T3 图片2.png


ER-T3 is a smaller outline accelerometer, with high reliability, mainly used in Aviation and aerospace inertial test. Output current and the force by a linear output, the user can get high accuracy output by calculate, choose proper output load resistor. It can be used with both static and dynamic acceleration measurement. ER-T3 is a standard vibration sensor.


Features:
1.Excellent turn-on repeatability performance
2.Environmentally rugged
3.Analog output
4.Field adjustable range
5.Smaller outline size


Specifications:

S/No

Parameters

ER-T3A

ER-T3B

ER-T3C

1

Range

±60g

±60g

±60g

2

Threshold /Resolution

10μg

10μg

10μg

3

Bias k0/k1

≤(±10 mg)

≤(±10 mg)

≤(±10 mg)

4

Scale factor kl

1.2±0.2 mA/g

1.2±0.2 mA/g

0.5~0.7mA/g

5

Class II nonlinearity coefficient k2/k1

≤±20μg /g2

≤±30μg /g2

≤±20μg /g2

6

0g 4 hours short time stability

≤20 μg

≤30 μg

≤20 μg

7

1g 4 hours short time stability

≤20 ppm

≤30 ppm

≤20 ppm

8

Bias drift  Sigma k0( 1σ, one month)

≤40 μg

≤80 μg

≤40 μg

9

Repeatability of scale factor Sigma k1/k1 (1σ, one month)

≤50ppm

≤100 ppm

≤50ppm

10

Class II nonlinearity Coefficient repeatability k2/k1(1σ,one month)

≤±20 μg /g2

≤±30 μg /g2

≤±20 μg /g2

11

Bias thermal coefficient

≤±30 μg /℃

≤±50 μg /℃

≤±30 μg /℃

12

Scale factor thermal coefficient

≤±50 ppm /℃

≤±100 ppm /℃

≤±50 ppm /℃

13

Noise (sample resistance 840Ω)

≤4mv

≤8.4mv

≤4mv

14

Natural Frequency

350~800 Hz

350~800 Hz

350~800 Hz

15

Bandwidth

800~2500 Hz

800~2500 Hz

800~2500 Hz

16

Vibration

5g(20-2000Hz)

5g(20-2000Hz)

5g(20-2000Hz)

17

Shock

100g,5ms,1/2sin

100g,5ms,1/2sin

100g,5ms,1/2sin

18

Temperature range(Operating)

-40-+85℃

-40-+85℃

-40-+85℃

19

Temperature range(saved)

-60-+120℃

-60-+120℃

-60-+120℃

20

Power

±12~±15V

±12~±15V

±12~±15V

21

Consume current

≤±20mA

≤±20mA

≤±20mA

22

Size

Ф18.2X23mm

Ф18.2X23mm

Ф18.2X23mm

23

Weight

≤30gram

≤30gram

≤30gram


Configuration Drawing and Interface

1. Outside drawing 1

ER-T3 -2.png

2. Outside drawing 2

ER-T3 -.png


ER-I/A Quartz accelerometer



Application:

ER-I/A can be used in carrier’s microgravity measuring system, inertial navigation system, static angle measurement system, with high precision.

ER-IA.png


Feature:
High precision


Specifications:

No.

Parameter

Performance Indicators

Unit

03

02

01

1

Bias

≤1

≤3

≤3

mg

2

Scale Factor

1.1~1.5

1.1~1.5

1.1~1.5

mA/g

3

Second-order Nonlinearity

≤10

≤10

≤15

μg/g 2

4

Bias Temp Coefficient

≤10

≤20

≤30

ug/℃

5

Scale Factor Temp Coefficient

≤10

≤20

≤30

ppm/℃

6

Bias month Repeatability

≤10

≤20

≤30

μg

7

Scale Factor Repeatability

≤10

≤20

≤30

ppm

8

Second-order Nonlinearity Repeatability

≤10

≤10

≤10

μg/g 2

9

Natural Frequency

≤800

≤800

≤800

Hz

10

Acceleration Range

≥20

≥20

≥20

g

11

Vibration

8

8

8

grms

12

Shock

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

-45~+80

14

Weight

≤80

≤80

≤80

g

15

Resolution

≤5×10 -6

≤5×10 -6

≤5×10 -6

g

16

Operating Voltage

±12~ ± 15

±12~± 15

±12~± 15

v


Dimension

ER-IA-2.png


                          ER-I/B Quartz Accelerometer                                       

ER-IB Quartz Accelerometer.png

Application:     
ER-I/B can be used in inertial navigation system. It has wide application in aerospace vehicles, inertial navigation system and control system of ships.


Feature:
High precision


Specifications:

No.

Parameter

Performance Indicator

Unit

02

01

1

Bias

≤3

≤3

mg

2

Scale Factor  

1.1~1.5

1.1~1.5

mA/g

3

Second-order Nonlinearity

≤20

≤30

μg/g 2

4

Bias Temp Coefficient

≤30

≤40

ug/℃

5

Scale Factor Temp Coefficient  

≤50

≤60

ppm/℃

6

Bias month Repeatability

≤30

≤30

μg

7

Scale Factor Repeatability

≤30

≤30

ppm

8

Second-order Nonlinearity Repeatability

≤10

≤10

μg/g 2

9

Natural Frequency

≤800

≤800

Hz

10

Acceleration Range  

≥20

≥20

g

11

Vibration

8

8

grms

12

Shock  

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

14

Weight

≤80

≤80

g

15

Resolution  

≤5×10-6

≤5×10-6

g

16

Operating Voltage

±12~± 15

±12~± 15

v


Dimension

                                       

ER-IB Quartz Accelerometer图片1.png


ER-I/C Quartz accelerometer     

IC 1.png

Application:
ER-I/C can be used in navigation system of Tank, military vehicle etc.

Feature:  

High-precision and extensive measurement range


Specifications:

No.

Paramete

Performance Indicator

Unit

02

01

1

Bias

≤4

≤4

mg

2

Scale Factor  

1.1~1.5

1.1~1.5

mA/g

3

Second-order Nonlinearity

≤30

≤50

μg/g 2

4

Bias Temp Coefficient

≤40

≤50

ug/℃

5

Scale Factor Temp Coefficient  

≤60

≤80

ppm/℃

6

Bias month Repeatability

≤40

≤40

μg

7

Scale Factor Repeatability

≤40

≤40

ppm

8

Second-order Nonlinearity Repeatability

≤20

≤20

μg/g 2

9

Natural Frequency

≤800

≤800

Hz

10

Acceleration Range  

≥20

≥20

g

11

Vibration

8

8

grms

12

Shock  

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

14

Weight

≤80

≤80

g

15

Resolution  

≤5×10-6

≤5×10-6

g

16

Operating Voltage

±12~± 15

±12~± 15

v


Dimension

IC-2.png


ER-I/E Quartz accelerometer     

IE-1.png


Application:
ER-I/E is for acceleration measuring system and moving objects which with space limitation

Feature:  
High precision and small volume


Specifications:

No.

Parameter

Performance Indicator

Unit

03

0201

1

Bias

≤6

≤6

≤6

mg

2

Scale Factor

1.0~1.4

1.0~1.4

1.0~1.4

mA/g

3

Second-order Nonlinearity

≤30

≤40

≤50

μg/g 2

4

Bias Temp Coefficient

≤30

≤40

≤50

ug/℃

5

Scale Factor Temp Coefficient

≤60

≤70

≤80

ppm/℃

6

Bias  Repeatability

≤50

(one month)

≤50

(3~7 days)

≤50

(one day)

μg

7

Scale Factor Repeatability

≤50

(one month)

≤50

(3~7 days)

≤50

(one day)

ppm

8

Second-order Nonlinearity Repeatability

≤30(one month)

≤30

(3~7 days)

≤30

(one day)

μg/g 2

9

Natural Frequency

≤800

≤800

≤800

Hz

10

Acceleration Range

≥20

≥20

≥20

g

11

Vibration

8

8

8

grms

12

Shock

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

-45~+80

14

Weight

≤40

≤40

≤40

g

15

Resolution

≤5×10 -5

≤5×10-5

≤5×10 -5

g

16

Operating Voltage

±12~ ± 15

±12~± 15

±12~± 15

V

Dimension

IE2.png




               ER-I/F Quartz accelerometer                 

IF.png

Application:
ER-I/F can be used in small inertial navigation system with features of high performance and small volume.

Feature:  
High precision and small volume

Specifications:

No.ParameterPerformance IndicatorUnit
0201

1

Bias

≤3

≤6

mg

2

Scale Factor  

0.8~1.2

0.8~1.2

mA/g

3

Second-order Nonlinearity

≤20

≤50

μg/g 2

4

Bias Temp Coefficient

≤30

≤50

ug/℃

5

Scale Factor Temp Coefficient  

≤30

≤80

ppm/℃

6

Bias  Repeatability

≤30(one month)

≤50(one week)

μg

7

Scale Factor Repeatability

≤30(one month)

≤50(one week)

ppm

8

Second-order Nonlinearity Repeatability

≤10(one month)

≤20(one week)

μg/g 2

9

Natural Frequency

≤800

≤800

Hz

10

Acceleration Range  

≥20

≥20

g

11

Vibration

8

8

grms

12

Shock  

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

14

Weight

≤80

≤80

g

15

Resolution  

≤5×10-6

≤5×10-6

g

16

Operating Voltage

±12~± 15

±12~± 15

V

Dimension

IF2.png


                          ER-I/G Quartz accelerometer                             

IG.png


Application:
ER-I/G can be used in small inertial navigation system with features of high performance and 



small volume.

Features:
 
High precision and small volume


Specifications:

No.

Parameter

Performance Indicators

Unit

02

01

1

Bias

≤5

≤10

mg

2

Scale Factor  

0.8~1.2

0.8~1.2

mA/g

3

Second-order Nonlinearity

≤15

≤30

μg/g 2

4

Bias Temp Coefficient

≤40

≤60

ug/℃

5

Scale Factor Temp Coefficient  

≤80

≤120

ppm/℃

6

Bias  Repeatability

≤50(one month)

≤100(One week)

μg

7

Scale Factor Repeatability

≤50(one month)

≤100(One week)

ppm

8

Second-order Nonlinearity Repeatability

≤20(one month)

≤30(One week)

μg/g 2

9

Natural Frequency

≤800

≤800

Hz

10

Acceleration Range  

≥20

≥20

g

11

Vibration

8

8

grms

12

Shock  

120g,4.5ms,1/2sin

120g,4.5ms,1/2sin

g, ms

13

Operating Temp

-45~+80

-45~+80

14

Weight

≤25

≤80

g

15

Resolution  

≤5×10-5

≤5×10-5

g

16

Operating Voltage

±12~± 15

±12~± 15

V


Dimension

IG2.png



      ER-II/A Quartz accelerometer       

last-2A.png

Application:

ER-II/A is suitable for the environment which has high requirement of circumstance and precision.


Feature:

High-precision, extensive measurement range, anti-vibration.


Specifications:

No

Parameter

Performance Indicators

Unit
0201

1

Bias

≤7

≤7

mg

2

Scale Factor  

0.1~1.5

0.1~1.5

mA/g

3

Second-order Nonlinearity

≤50

≤50

μg/g 2

4

Bias Temp Coefficient

≤50

≤80

ug/℃

5

Scale Factor Temp Coefficient  

≤60

≤80

Ppm/℃

6

Bias Repeatability

≤60(3~7 days)

≤60(one day)

μg

7

Scale Factor Repeatability

≤60(3~7 days)

≤60(one day)

ppm

8

Second-order Nonlinearity Repeatability

≤50(3~7 days)

≤50(one day)

μg/g 2

9

Acceleration Range  

≥10

≥10

g

10

Vibration

8

8

grms

11

Shock  

120g,4.5ms,1/2sin%

120g,4.5ms,1/2sin%

ERICCO is expert in high quality accelerometer for aerospace manufacturing and selling, who is one of the best manufacturers and suppliers of accelerometer for aerospace with high precision. We have a professional factory at your service.

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