MEMS Accelerometer

AC-7

AC-7 quartz flexible accelerometer series is a small, high temperature resistant seismic type accelerometer. The product has excellent repeatability, starting performance, high temperature seismic resistance and high reliability characteristics, which can be used for both static testing and dynamic testing, and is also a standard vibration sensor. The product adopts unique miniaturization, high temperature resistant seismic design, advanced packaging process and special circuit, the output current of the product is proportional to the input acceleration, the user can select the appropriate sampling resistance through calculation, to achieve high precision output. And according to the user requirements of the built-in temperature sensor, can be used to compensate for the partial value and scale factor, to reduce the impact of environmental temperature.

  • Part No, :

    AC-7
  • Order(MOQ) :

    1
  • Description

1.      Product specification

Parameters

AC-7A

AC-7B

AC-7C

Unit

Range

± 60

± 60

± 60

g

Threshold value

10

10

10

μg

Deviation K0/K1

 ±10

 ±10

 ±10

mg

Scale factor K1

1.2 ±0.2

1.2 ±0.25

1.2 ±0.25

mA/g

Class II nonlinearity coefficient K2

 ±20

 ±20

 ±20

μg /g2

0g 4 hours short time stability

≤20

μg

1g 4 hours short time stability

≤20

ppm

Deviation value comprehensive repeatability σK0 (1σ, one month)

 40

 40

 40

μg

Repeatability of scale factor

σK1/K1 (, one month)

 50

 50

 50

ppm

Nonlinearity coefficient comprehensive repeatability K2/K1

(1σ, one month)

 ±20

 ±20

 ±20

μg /g2

Deviation value temperature coefficient

 ±30

 ±30

 ±30

μg /

Scale factor temperature coefficient

 ±50

 ±50

 ±50

ppm /

Noise (sample resistance 840Ω)

 4

 5

 5

mv

Natural frequency

350 ~ 800

Hz

Bandwidth

800 ~ 2500

 350

 350

Hz

Vibration

5g

5g

5g

20~2000Hz

Shock

150g (0.5ms)

150g (5ms)

150g (5ms)

1/2sin

Temperature range (Operating)

-40 ~ +85

-40 ~ +85

-40 ~ +85

Temperature range (saved)

-60 ~ +120

-60 ~ +120

-60 ~ +120

Power supply

±12 ~ ±15

±15 (±0.5)

±12 ~ ±18

V

Consume current (under static condition)

 ±20

 ±100

 ±16

mA

Size

Ф18.2X23

Ф18.2X23

Ф18.2X20.6

mm

Weight

≤30

≤30

≤30

g

2.      Product dimension

Quartz Flexure Accelerometer Dimensions

Outline 1 for square

Quartz Flexure Accelerometer Dimensions

 

Outline 2 for triangle

Quartz Flexure Accelerometer Dimensions

 

Outline 3 for inverted triangle

 

1)      AC-7C

Quartz Flexure Accelerometer Dimensions

Outline for square

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