• Quartz Flexure Accelerometer KTOE-JB4
  • Quartz Flexure Accelerometer KTOE-JB4

Quartz Flexure Accelerometer KTOE-JB4

No.KTOE-JB4

         KTOE-JB4 series quartz flexure accelerometer is a high-temperature and anti-vibration accelerometer, the product has excellent repeatability, start-up performance, high temperature and shock resistance and high reliability, etc., can be used for both static and dynamic testing, is also a standard vibration sensor. The product adopts unique high-temperature and shock-resistant design, packaging technology and special circuitry, the product output current is proportional to the measured acceleration, providing static and dynamic acceleration measurements, the user can calculate the selection of the appropriate sampling resistor, to achieve high-precision output, and can be built-in temperature sensors according to user requirements, for the bias and scale factor compensation, to reduce the impact of the ambient temperature. It can replace QA650,T185, T160, JAE series products in-situ, but we use double torque converter structure, different from other companies' products, it can do the accelerometer bias and scale factor more stable, and it has independent intellectual property rights. This product has been launched since 2010, the number of deliveries reached thousands, after years of application, it has been a mature product, especially used in a large number of oil drilling with drilling measurements.

        Applications: Inclination testing of bridges, dams, oil wells, coal mines, etc., high-speed railroad control, and stability control of ships.

  • Quartz Flexure Accelerometer KTOE-JB4
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No.

Parameter

KTOE-JB4-01

KTOE-JB4-02

KTOE-JB4-03

1

Output range

±30g

±30g

±30g

2

Bias K0/K1

<10mg

<15mg

<15mg

3

Bias monthly integrated repeatability σk0 (1σ, 1 month)

<50µg

<200µg

<200µg

4

Temperature coefficient

<50µg/℃

<100µg/℃

<100µg/℃

5

Scale factor K1

1.1~1.3 mA/g

1.1~1.3 mA/g

1.1~1.3mA/g

6

Scale factor monthly integrated repeatability σk1/k1 (1σ, 1 month)

<80 ppm

<150 ppm

<150 ppm

7

Bias temperature coefficient (full temperature average)

<100ppm

<200ppm

<200ppm

8

Mounting error

<1500µrad

<1500µrad

<1500µrad

9

Vibration rectification error

<30µg/g 2rms (50-500Hz)

<100µg/g 2rms (50-500Hz)

<100µg/g 2rms (50-500Hz)

10

Noise

<3000µg-rms (0-10000Hz)

<3000µg-rms (0-10000Hz)

<3000µg-rms (0-10000Hz)

11

Operating temperature range

-55~96℃

-55~155℃

-55~180℃

12

Shock

500 g  0.5ms

1000 g   0.5ms

1000 g   0.5ms

13

Vibration

25 g @30-500Hz

25 g @30-500Hz

25 g @30-500Hz

14

Resolution

<10µg

<10µg

<10µg

15

Bandwidth

>300 Hz

>300 Hz

>300 Hz

16

Current Consumption

<20 mA

<20 mA

<20 mA

17

Power Consumption @ ±15VDC

<480 mW

<480 mW

<480 mW

18

Input Voltage

±13 to ±18V

±13 to ±18V

±13 to ±18V

19

Weight

<55g

<55g

<55g

20

Mounting Diameter

Ф25mm

Ф25mm

Ф25mm

21

Height

<21.5mm

<21.5mm

<21.5mm

22

Housing Material

300 Series Stainless Steel

300 Series Stainless Steel

300 Series Stainless Steel

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