Vibration and Air Overpressure Monitor
Scope of application:
Built-in 24V/4mA biasing circuit and acquiring output signal of IEPE accelerometer and microphones
Also can accurately measure various voltage signals
Special features:
High-performance handheld device based on ARM processor, 3.7 inch true color touchscreen with 2GB memory
Embedded DSP signal processing system which can conduct real-time analysis of time-domain, amplitude domain, FFT-based frequency domain and acoustics, and order analysis and on-site dynamic balance analysis according to rotation speed signals
Real-time display of time domain waveform and DSP analysis result
Continuously recording all signals without interruption for long time
Test vibration with DH186 as standard configuration or with various optional IEPE accelerometer
Analyze acoustics with optional IEPE microphone
Quadratic integral analog network
Damp-proof and anti-vibration design with wide temperature range
Data transferred to PC via USB, and then reprocessed via abundant analysis and engineering application software
Technical index:
Our Company
Since 1993 when founded, we have always been dedicated to intelligent testing technology and applications of structural mechanical properties. We are the only A-share listed company in the domestic industry and have provided testing system solutions for thousands of users.
We have the most large-scale modernized R&D, manufacturing and service center of structural mechanics properties test and analysis instruments in China.
Besides, we have also set up Shanghai Application and Development Research Center, Beijing Brand Operation Center, Chengdu Software R&D Center. Cross-regional collaboration enables us among world leading level.
Scope of application:
Built-in 24V/4mA biasing circuit and acquiring output signal of IEPE accelerometer and microphones
Also can accurately measure various voltage signals
Special features:
High-performance handheld device based on ARM processor, 3.7 inch true color touchscreen with 2GB memory
Embedded DSP signal processing system which can conduct real-time analysis of time-domain, amplitude domain, FFT-based frequency domain and acoustics, and order analysis and on-site dynamic balance analysis according to rotation speed signals
Real-time display of time domain waveform and DSP analysis result
Continuously recording all signals without interruption for long time
Test vibration with DH186 as standard configuration or with various optional IEPE accelerometer
Analyze acoustics with optional IEPE microphone
Quadratic integral analog network
Damp-proof and anti-vibration design with wide temperature range
Data transferred to PC via USB, and then reprocessed via abundant analysis and engineering application software
Technical index:
Model | DH5901 | DH5901Ex | DH5909 | DH5909Ex | |
Input mode | GND, DC, AC, IEPE | ||||
Voltage test | ±50mV~±30V step- switchable | ||||
Channels | 2 vibration+1 rotate speed | 4 vibration+1 rotate speed | |||
System uncertainty | < 0.5 % (F.S.)(After warm-up for half an hour) | ||||
A/D converter | Individual 16 bit A/D converter per channel | ||||
IEPE test | Bias | 24V/4mA | |||
Gain | 1,10,100 | ||||
Frequency response | (0.3~20k)Hz | ||||
Anti-aliasing filtering |
Cut-off frequency | 1/2.56 times of sample rate | |||
Stop-band attenuation |
≥-100dB/oct | ||||
Explosionproof grade | sensors | IP67,EXib II BT4, Hazardous area I and II | |||
Main engine | IP54, ExnL(ia)II BT3, Hazardous area II | IP65, Exib II BT4, Hazardous area I and II | |||
Battery operating time | 8 hours | 5 hours | 6 hours | 3 hours | |
Case size (mm) | 188×98×36 | 221×118×49 | 208×156×52 | 234×164×51 | |
Weight(kg) | 0.55 | 1.7 | 1.1 | 2 |
Our Company
Since 1993 when founded, we have always been dedicated to intelligent testing technology and applications of structural mechanical properties. We are the only A-share listed company in the domestic industry and have provided testing system solutions for thousands of users.
We have the most large-scale modernized R&D, manufacturing and service center of structural mechanics properties test and analysis instruments in China.
Besides, we have also set up Shanghai Application and Development Research Center, Beijing Brand Operation Center, Chengdu Software R&D Center. Cross-regional collaboration enables us among world leading level.