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.
Features:
Excellent start repeatability
Good environmental performance
Analog output
Adjustable output range
Small dimensionsSpecifications:
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:
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