I. Mostly used inthefield of：

• Engineering blast vibration test happened in dam, bridge, tunnel, railway,highway and so on.

• Scientific experiments & teaching        ●Safty assesment

II. Main features                      

• Compatbility   Matched with sensors of speed, accelerated speed,pressure and so on

• Smart          Self-adaption, models of testing have preset

• Easy-operated  The manu is simple and clear

Ø Commonly used                   

Channels ：            3 channels, sampling simultanously         Frequnency Response ：  5~300Hz

Range：                 Self-adaption, do not need set. The maximum is 35cm/s, or 13.78 inch per second

Resolution Ratio ：       0.01CM/S or 0.003937 inch per second        Precision  ：          0.1%        A/D ：             16 Bit

Trigger Mode：         Inner & External        Clock Precision：        ≤5 seconds per month.

Trigger Level          In terms of voltage, is 0~10V; in terms of range, is 0~35cm/s, or 0 ~ 13.78 inch per second.

Ø Recording                             

Recording Mode ：      Manual, Single time, Multiple times, Continuous         Recording Duration：     1~160 seconds, adjustable.

Sampling Rate ：        1K~50K sampling per second, adjustable         Storage：                 1M SRAM, 128M Memory

Ø Pysical index                         

Size of Logger：    168*99*64mm or 6.614*3.9*2.52 in.        Size of Sensor：    66*66*66mm or 2.6*2.6*2.6 in.

Weight:           1Kg or 2.20 Pousnds                 Display :         LCD         Interface Type:    Aviation connector 

Battery  ：            60 hours of continuous working.         Power：            Rechargeble lithium battery

Temperature：       -10~-75℃ or 14~167℉        Waterproof Grade：     IP64, Spray proof

Ø Analyze                                 

Mathematical      Software Workbench can do the following work on the data: First-order differential, First order integral, Vectorial resultant, Filter on high&low pass, Frequency spectrum, Power spectrum and so on.

Hazard assessment  Subject to National Standard GB6722-2014  

Advanced           Safe dose calculation, Safe distance calculation,Sodev's regression formula

Report Printing     The result will be generated automatically and be ready to be printed after inputting the information.

Format            Data saved in the format of txt,dat,csv are supportive to export. The reports are with the format of Word and WPS.               

Ø Packing list                          

   One logger(TC-4850)/ One triaxial sensor/ One cable for sensor/ One cable for charging & data exchange/ one charger/ One usb flash disk/One instruction book/ One Container/ One warranty card

Ø  Optional list                        

One-axial sensor(Vertical or Horizontal);Sensor of low frequency, Sensor of High sensitivity, Sensor of Wide or Narrow range;Shock wave sensor(Underwater or In air);Accelerated speed sensor