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苏州朗博校准检测有限公司:

地址:苏州市高新区鹿山路369号               

电话:0512-6802071168020717

网址:www.lonbocal.com

宁波朗博计量检测有限公司:

地址:宁波市北仑区明州西路179号              

电话:0574-86835137

手机:18658265081(陈华)

网址:www.nblangbo.com

产品与销售


用途:
1. Point measurements of mechanical mobility and impedance of light structures.
2. Point measurement of damping, loss factors and natural frequencies at points on light structures and materials.
3. Calibration of the Brǔel & Kjaer Artificial Mastoid Type 4930(Type 8000 only).
4. Biological measurements(Type 8000 only).
 
特性:
1. Piezoelectric accelerometer and force gauge sharing the same housing and mounting point.
2. Individual calibration charts.
3. High sensitivity accelerometer.
4. Operating frequency range up to 10kHz.
5. Operating temperature range up to 260℃(500°F).
 
技术指标:

 

Impedance Head Type

8000

8001

Typical Accelerometer Sensitivity, individually calibrated within 2%

3pC/ms-2 ,3mV/ ms-2 (30pC/g,30mV/g)

Typical Force Gauge Sensitivity ,individually calibrated within 2%

370pC/N,(370mV/N)

Frequency Range      ±5%
                               ±10%

1-6000Hz
1-10000Hz

Diameter of surface contacting the test object

15mm(0.59 in)

8mm(0.32 in)

Mass below force gauge

1.3g

2.1g

Stiffness below accelerometer

25×10 7N/m

Accelerometer Capacitance

1000pF

Force Gauge Capacitance

900pF

Accuracy of impedance phase angle over specified frequency range (dependent on preamplifier in low frequency range)

±1°

Impedance measurements with accuracy better than 10% require

test object dynamic mass ≤1.5kg
test object contact stiffness≤2.5×107 N/m

Force gauge and accelerometer electrical connection

One side connected to base

Acoustic Sensitivity of accelerometer(dB SPL equivalent to 10ms-2)

184

Magnetic Sensitivity of accelerometer

<20mV/T

Transverse Sensitivity of  accelerometer

<3%

Base Strain Sensitivity of accelerometer with impedance head mounted on mounting surface or on driving point

<5×10-4 m/s2/μstrain (5×10 -5g/μstrain)

Base Strain Sensitivity of force gauge with :impedance head mounted on mounting surface
impedance head mounted on driving point

<2×10 -5N/μstrain
<2×10 -2N/μstrain

<2×10 -5N/μstrain
<3×10 -3N/μstrain

Maximum Ambient Temperature

260℃(500°F)

Leakage Resistance

20000MΩ

Maximum Shock (typical)

20000m/s2 (2000g)

Maximum Load in tension (static plus dynamic)

300N

Maximum Load in compression(static plus dynamic)

2000N

Maximum Screw-down Torque:   of mounting surface of driving point

2.0Nm
0.5Nm

Dynamic Linearity of  force gauge for 50N peak

±2%

Sealing

Silicone Rubber

Height

28.5mm(1.12 in)

32mm(1.26 in)

Weight

29g(1 oz)

Material of housing

Titanium

Material below force gauge

Beryllium

Stainless Steel

Mounting thread

10-32 NF

Accessories  Included

2×AO 0038       Low-noise cable ,1.2m(4ft)
4×YQ 2962       Threaded steel stud, 10-32NF
3×YO 0534        Mica washer
2×YP 0150         Insulated stud, 10-32NF
YM 0414           Nut,10-32NF
QA 0029           Screw tap, 10-32NF
QA0013            Allen key, 3/32〞for studs
5×YS 0514         Weakened stud, 10-32NF(Type 8001 only)
 Individual calibration chart