Digital Seismograph VIBRACORD VX

The measuring instrument Vibracord VX is designed for the control of ground's vibrations. The family has four versions, with 4 and 7 channel and the possibility of external trigger and external accessories like printers.
A powerful analysis program is provided with the equipment. Frequencies and prevention criteria are shown by the equipment, without the need of a computer.
The equipment fulfills all requirements of the highest accuracy class, according to ISEE and DIN 45669.
Standard equipment is provided with one or two blocks of three-axis geophones and one microphone for sound. Upon request you can connect accelerometers, hydrophones or another transducers.

 

The data transfer to an external USB-Disk allows an easy way to get the records, without the need of a computer. The Ethernet port gives a fast data transfer, even from a remote computer. The optional printer allows to print an online record. With the external trigger it is possible to synchronize the beggining of the record with the firing.

 

Technical features:

Number of channels	7
Sample rate (samples/s)	1024
Analogical to digital converter	16 bits
Data storage memory (See note 1)	25 MB
Frequency range (See note 2)	0 - 300 Hz(-3 dB)
Record time	1 - 32 seconds in 1 second step
Trigger mode	Vibration Vibration+Sound Sound Manual External
Data transfer	Ethernet - USB Disk
External power supply	12 V
Internal power supply	Li-Ion Battery
Autonomy	20 hours
Data visualization	4x20 LCD + 4 Leds
Keyboard	7 membrane keys
Case protection - With cover open - With cover closed	IP-54 IP-67
Size (mm)	340 X 300 X 150
Weight (without accessories)	4 kg
Operating temperature	0ºC to 50ºC
Storage temperature	-20ºC to 60ºC
Operating humidity	Without condensation
Storing humidity	Without condensation

 

Note 1: For records of four channels of 1 second of duration, the memory can store up to 2.800 records. 25 MB is the standard storage supplied with the equipment. Upon delivery we can increase this value to the user request.

Note 2: This frequency range is the one of the recording equipment, the real one will be the one provided by the transducers and its filters, whithin this range.

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