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
l Intrinsically safe
l Output through three axies
l Used for data collectors
l Customizable features


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
l Oil and gas pipelines
l Valves and fans
l Motors and pumps
l Compressors and centrifuges
l Air handlers and gearboxes
l Rollers and dryers
l Cooling systems and vacuum cleaners
l Spindles and machine tools
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