Key Features

• Ultra low noise design
• GPS synchronised or PPS or NTP when GPS not available
• Embedded MEMS accelerometer for extra strong motion channels (optional)
• Low power consumption for use in remote installation with limited energy source
• Wide power supply voltage range
• Internal battery for safe shutdown on power failure (or UPS, optional)
• High computing power allowing edge-computing capabilities
• International SeedLink streaming protocol or custom protocols
• Substreaming capability
• High capacity local data storage
• Real time measurements according to the UNI9916 norm
• Automatic frequency peak-picking with frequency shifting alarm report

Applications

• Aftershock studies
• Soil property evaluation (Nakamura, HVSR)
• Reservoir microseismic monitoring
• Operational Modal Analysis (OMA)
• Structure Health Monitoring (SHM)
• Earthquake Early Warning Systems (EEWS)

Technical specifications

• Power supply: 9-36Vdc, optional internal backup UPS battery (to be requested at order)
• Power consumption: < 1.9W in standard working mode Number of channel: 3 (6 channels for hybrid version with embedded MEMS accelerometer) Dynamic range: 144dB system, >141dB from RMS noise to 20Vpp input range at 100 SPS
• 32 bit system version available with up to 162dB dynamic range
• Sampling rates: 1,2,5,10,20,50,100,200,250,300,400,480,500,600,800,1000,1500 Hz
• Anti Aliasing Filter: Analog and Digital (FIR) both customizable upon request
• RTC Accuracy: down to 1µs to the respect of UTC with SPLL locked and PPS available
• GPS Antenna: external with coaxial cable of 10 meters and BNC connector
• Data Links: Ethernet 10/100, RS232, RS485 (optional)
• Mass Memory: microSD and USB
• Data Format: GSEcm6, GSEint, SAC, SAF, miniSEED
• Operating temperat.: -20/+70°C
• Protection grade: IP68