ER-QA-03F Small-Size and High-Temp Quartz Accelerometer For Oil And Gas

Features:
Excellent start repeatability
Good environmental performance
Analog output

Product Details

ER-QA-03F is a small size accelerometer which has high reliability,mainly used in oil well logging.Output current and received force into a linear output, user can according to calculate to choose reasonable sampling resistance, to reaching the highest accuracy output . It can also be used for static testing and dynamically testing, it is a standard vibration sensor.


Quartz accelerometer

Features:

No

Parameters

ER-QA-03F A

ER-QA-03F B

1

Range

±30g

±30g

2

Threshold

30μg

30μg

3

Bias K0/K1

≤(±20mg)

≤(±20mg)

4

Scale factor K1

1.8~2.4mA/g

1.8~2.4mA/g

5

Second-order nonlinearity K2/K1

≤±20μg/g2

≤±50μg/g2

6

0g 4 hours short time stability

≤40μg

≤40μg

7

1g 4 hours short time stability

≤30ppm

≤40ppm

8

Bias composite repeatability σK0 (1σ,one month)

≤150 μg

≤220 μg

9

Scale factor repeatability σK1/k1 (1σ,one month)

≤150ppm

≤220ppm

10

Nonlinearity coefficient composite repeatability K2/K1(1σ,one month)

≤±40μg/g2

≤±50μg/g2

11

Bias Temp coefficient

≤±80μg/℃

≤±150μg/℃

12

Scale factor Temp coefficient

≤±100 ppm/℃

≤±200 ppm/℃

13

Noise(sample resistance 840Ω)

≤8mv

≤8.4mv

14

Natural frequency

350~800Hz

350~800Hz

15

Bandwidth

800~2500Hz

800~2500Hz

16

Vibration

25g(20-2000Hz)

25g(20-2000Hz)

17

Shock

1000g,0.5ms,1/2sin

1000g,0.5ms,1/2sin

18

Operating Temp range

-40~+150℃

-40~+180℃

19

Storage Temp range

-60~+108℃

-60~+200℃

20

Power

±12~±15

±12~±15

21

Current consumption

≤±20mA

≤±20mA

22

Size

Φ18.2×16mm

Φ18.2×16mm

23

Weight

≤25g

≤25g

Quartz AccelerometerInstall dimension:

accelerometer

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