SmartSolo Geophysical Data Acquisition Node of wireless QC functionality Connectable with Land and Marsh Geophone

IAU-19 is a new generation geophysical data acquisition node of wireless QC functionality which can connect with external land and marsh geophone or hydrophone. It enables real-time signal check with field deployment tool or mobile phone including parameters, battery voltage, temperature, remaining data storage, GPS position and quality, connected sensor status etc. 

 

Key Features:

 Wireless QC (ambient noise and real-time signal check)

 8GB internal memory (expandable to 16GB)

 Built-in rechargeable battery of large capacity

 External sensor leakage test capability

 Connectable land geophone or marsh geophone/hydrophone

 High-speed data download

 

General Specification

Seismic data channel(s):  1

ADC Resolution : 24 bits

Sample Intervals: 0.25, 0.5, 1, 2, 4 milliseconds

Preamplifier Gain: 0dB to 36 dB 

Anti-alias Filter: 206.5 Hz  2ms (82.6% of Nyquist)

Selectable - Linear Phase or Minimum Phase

DC Blocking Filter: 1Hz to 10Hz,1Hz increments or DC Removed

Data Storage: 16GB internal memory 

Operating Life 25℃:  25 days Continuous 

50 days Segmented (12hours on/12hours SLEEP)

Recharge Time: < 3 hours

Charging Temperature Range: +3℃ ~ +40℃

Wireless QC: Recording parameters, battery voltage, temperature, remaining data storage, GPS position and quality, connected sensor status

 

Physical Specification

Physical Size:  132mm(L)97mm(W)50mm(H) (without external DCK plug)

Weight: 0.8 kg

Operating temperature:  -40℃ ~ +70℃

Waterproof:  IP68

 

Channel Performance

 ( 2ms sample interval, 31.25 Hz, 25°C, unless otherwise indicated)

Maximum Input Signal: ±2.5Vpeak Gain 0dB 

Dynamic Range:  125dB 2ms Gain 0dB 

Equivalent Input Noise:  0.18V 2ms Gain 18dB  

Total Harmonic Distortion:  < 0.0002% Gain 0dB

Common Mode Rejection:   ≥100dB

Gain Accuracy:  < 0.5%  

GPS Time Standard: 1 ppm   

Timing Accuracy:  ± 10s, GPS Disciplined