Seismic sensor IAU-19

Physical Specs Size: 132mm(L)×97mm(W)×50mm(H) (Without external DCK plug) Weight: 0.8 kg Waterproof: IP68 Operating Temperature: -40℃ ~ +70℃ Operating Life @ 25°C 25 days Continuous (HR) 50 days Segmented (12hours ON/12hours SLEEP) 35 days Continuous (Standard) 70 days Segmented (12hours ON/12hours SLEEP) General Specification Seismic data channel(s) : 1 ADC Resolution : 24bits Sample Intervals: 0.25, 0.5, 1, 2, 4 milliseconds (HR) /1,2,4 milliseconds (Standard) Preamplifier Gain: 0dB to 36 dB (HR)/0dB to 24 dB (Standard) 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: 8GB (can be expanded to 16GB) Recharge Time: < 3 hours Charging Temperature Range: +3℃ ~ +40℃ Wireless QC: Script, Voltage, Temperature, Memory, GPS position GPS SNR. Sensor status, etc Channel Performance (@ 2ms sample interval, 31.25 Hz, 25°C, unless otherwise indicated) - Standard - HR Maximum Input Signal - ±2.5Vpeak @ Gain 0dB - ±2.5Vpeak @ Gain 0dB Dynamic Range - 116dB@ 2ms Gain 0dB - 125dB@ 2ms Gain 0dB Equivalent Input Noise - 0.39µV@ 2ms Gain 18dB - 0.18µV@ 2ms Gain 18dB Total Harmonic Distortion - < 0.0005%@ Gain 0dB - < 0.0002%@ Gain 0dB Common Mode Rejection - ≥100dB - ≥100dB Gain Accuracy - < 1% - < 0.5% GPS Time Standard - 1 ppm - 1 ppm Timing Accuracy - ± 10µs, GPS Disciplined - ± 10µs, GPS Disciplined