LT 906 Series Vibration Sensor

Overview

The Lightwaves LT 906 Series Vibration Sensor are widely used in construction services, pulp and paper, mining, metals, public utilities, automobiles, water, and pharmaceuticals. Data acquisition board LT 906-MB, based on ARM+Linux platform, operating frequency 72MHz, sampling frequency 2MHz~10MHz, 12-bit half ADC analog-to-digital converter, power supply voltage 24V DC@2A. The interface form is 4-channel analog input (0~5V DC, 0~10V DC, 4~20mA) RS485Modbus communication, TCP/IP communication; and it can connect to analog signal output of acceleration, speed, displacement sensors, can calculate speed and displacement data based on acceleration data, features include different sensor parameter settings, data acquisition, filtering, noise reduction, signal modulation and demodulation, calibration, data storage, etc.

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Features

Intrinsically safe

Output through three axies

Used for data collectors

Customizable features

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                                                         Typical Frequency Response                                                                                                                             Diagram of Sensor Detection


Technical Parameters

LT 906 Series Vibration Sensor

Base Resonance:

12KHz

Sensitivity:

Nominal 80Hz at 22℃ per axis

Frequency Response:

Z-axis: 2~10000Hz±2dB; X, Y-axis: 2~7000Hz±2dB

Isolation:

Basic isolation

Range:

±50G

Transverse Sensitivity:

< 5%

Operating Temperature:

-50℃~+120℃

Mechanical Parameters

Case Material:

Stainless Steel, unless specified aluminium

Sensing Element/Construction:

PZT/Shear

Mounting Torque:

8Nm

Screened Cable Assembly:

DKHS-AC010

Weight:

≤100g

Installation:

Adhesive/Clamp/Strap

Lifetime:

>10 years

Electrical Parameters

Electrical Noise:

0.1mg max

Current Range:

0.5mA~8mA

Bias Voltage:

10~12 V DC

Settling Time:

1s

Output Impedance:

200Ω max

Case Isolation:

500Ω (when the voltage >108 V)

Lifetime:

>10 years

Intrinsic Safety Certification

Cl I、II、III、Div 1、2 Gr A-D G and F T*

Cl I Zn 0 AEx ia IIC T6...T4 Ga Cl II Zn 20 AEx ia IIIC T135℃ Da

Cl II  20 AEx ia IIIB T102℃...T131℃

Ex ia IIIC T135℃ Da Ex ia IIIB T102℃...T131℃ Da


Applications

Oil and gas pipelines

Valves and fans

Motors and pumps

Compressors and centrifuges

Air handlers and gearboxes

Rollers and dryers

Cooling systems and vacuum cleaners

Spindles and machine tools

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