Products
![]() |
High Resolution Seismic Recording System |
with High Speed, Compact Size & Low Power |
|
DAQlink4 24 Channel Seismograph
|
Multiple Node System Downhole Data Acquisition
|
|
Includes VibraScope Software: |
|
DAQlink4 Specifications: |
Electrical: |
A/D |
24 bit sigma delta converter |
||
Anti-Alias Filters |
85% of Nyquist frequency |
||
Low Cut Filter |
User Selectable from 0.001 Hz to 120 Hz |
||
Filter Type |
Linear Phase |
||
Sample Rates |
125 to 64,000 sps |
||
PreAmp Gain |
x1 (0 dB) and x16 (24 dB) |
||
Max Input Voltage |
±3.7 Volts @ x1 Gain |
||
Bandwidth |
DC to 20 kHz |
||
Power Usage |
Typically 0.13 watts per channel |
||
Input Impedance |
100k Ohms |
||
Clock Sync |
GPS or VHF Radio |
||
Power Supply |
10-28 VDC |
Physical: |
Number of Channels |
24 |
||
Temperature |
-40°C to +85°C |
||
Humidity |
0 to 100% |
||
Size |
11.0" x 9.7" x 1.6" (280 x 246 x 40 mm) |
||
Weight |
4.5 lbs (2.0 kg) |
||
Data Storage (Internal 16GB CF) |
120 hours (24 channels @ 500 sps) |
||
Data Storage (on Computer) |
Unlimited |
||
Data Storage (External USB) |
Unlimited |
||
Data Format |
SEG-2, SEG-D, SEG-Y, ASCII, MiniSEED |
||
LEDs |
Network, Status, Battery |
Performance @ 500sps: |
Trigger Accuracy |
±1µs |
||
Dynamic Range |
Better than 124 dB |
||
THD |
0.00008 % |
||
Crosstalk |
Better than -125 dB |
||
Common Mode Rejection Ratio |
Better than 100 dB |
||
Noise Floor |
< 0.2 µV RMS @500sps |
Connectors: |
Computer Network |
10-pin Weatherproof |
||
GPS |
6-pin Weatherproof |
||
Trigger |
3-pin Weatherproof |
||
Power |
2-pin Weatherproof |
||
Auxiliary Data |
14-pin Weatherproof |
||
USB Memory |
19-pin Weatherproof |
||
Seismic Data |
55-pin Weatherproof |
Downloads: |
![]() |
Download DAQLink 4 Brochure |