Doc-1301-Ops Rev
2.9.1
10/30/08
Refraction Technology, Inc.
3
1.2
Specifications
Mechanical
Size:
5.3” High x 7.3” Wide x 13.5” Long
Weight:
4.5 lbs. (2 kg)
Watertight Integrity:
IP 67
Shock:
Survives a 1 meter drop on any axis
Connectors
Channel Input:
PT07A14-19S (2 each for a 6 Channel DAS)
Power: PT07A12-4S
NET: PT07A14-19P
Serial: PT07A12-10P
GPS: PT07A12-8S
Power
Input Voltage:
10 to 16 VDC
Average Power:
~1 W (3 channel, No Communications)
~1.4 W (3 channels, With Communications)
~1.7
W
(6-channels, No Communications)
~2.1 W (6-Channels, With Communications)
A/D Converter
Type:
modulation,256 KHz base rate
24-bit output resolution
Channels:
3 or 6 channels
Input Impedance:
2 Mohms, 0.002 µFd, differential @ x 32
25 Kohm, 0.002 µFd, differential @ x1
Common Mode
Rejection
Greater than 70 db within ±2.5 VDC
Gain Selection:
x1 and x32
Input Full Scale:
20 VPP @ x1
0.625 VPP @ x32
Bit Weight:
1.589 µvolts @ x1
49 nV @ x32
Noise Level:
~1 count RMS at 50sps @ x1
Sample Rates:
1000, 500, 250, 200, 125, 100, 50, 40, 25, 20, 10, 5,1 sps
Dynamic Range
>135 dB
Time Base
Type:
GPS Receiver/Clock plus a disciplined oscillator
Accuracy with GPS:
±10 µsec after validated 3-D fix and locked
Free-Running Accuracy: 0.1 ppm over the temperature range of 0º C to 60º C
0.2 ppm from -20º C to 0º C
Summary of Contents for 130-01
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