Size |
13.415" L x 4.3" H x 0.7" T |
Weight |
1.1 lbs |
Power consumption |
12 Watts |
DC Power |
+12.0 volts, 1.0 amps -12.0 volts, 0.05 amps +5.0 volts, 1.5 amp |
Environmental |
Operating Temperature |
41° – 115° F (5° - 45° C) |
Storage Temperature |
-4° – 140° F (-20° - 60° C) |
Electrical |
AE Inputs |
2 channels |
Input Impedance |
50 ohm or 1000 ohm, jumper selectable |
Preamplifier Power |
Jumper selectable 0 volt or 28 VDC, 100 ma current limited (on BNC center conductor for phantom powering of external preamplifiers) |
Sensor Testing |
AST built-in |
Frequency Response |
1 kHz – 3 MHz (at -3 dB points) |
Signal processing |
AE Signal Gain |
0dB, 6 dB computer selectable input signal scaling |
Filters |
4 High Pass - computer selectable filters 1 kHz, 20 kHz, 100 kHz, 200 kHz, 4th order Butterworth |
Noise: Min. Threshold |
17 dB without AE Sensor, 22 dB with (1 kHz - 3 MHz bandwidth) R15 AE Sensor and 2/4/6 preamplifier, 24 dB with R15I Integral Preamp sensor.
Note: Lower noise will be achieved using narrow band filtering. |
ASL Noise |
4 dB maximum, (with no input) |
Max. Signal Amplitude |
100 dB AE ASL 99 dB |
ADC Type |
18 bit 40 MSPS per channel maximum |
Dynamic Range |
> 85 dB, 2 kS/s, 5 kS/s, 10 kS/s, 20 kS/s, 50 kS/s |
Sample Rate |
Computer selectable 100 kS/s, 200kS/s, 500kS/s, 1M-Samples/sec, 2 MSPS, 5 MSPS, 10 MSPS, 20 MSPS, 40 MSPS |
Sample Averaging |
40 MSPS with 2x averaging, for a 20 MSPS effective sample rate |
Extracted AE Features |
Time of 1st Threshold Crossing, Counts to Peak, Peak Amplitude, Signal Strength, Duration, Rise Time, Counts, True Energy, RMS, ASL, Parametric 1 and 2. |
Analog Parametrics |
Parametric Channels |
8 Channels |
Parametric A/D Resolution |
16 bits |
Parametric Sample Rate |
10 kHz sample rate for each analog parametric |
Time Driven Data Rate |
Controlled by software 10 msec. to 1800 seconds |
Time Parametrics |
All 8 parametrics are available in time data set |
Parametric #1,3,5,7 Functions: |
Computer selectable Input Range ± 10.0v, ±1.0 v, ±0.10v, ±0.01v Computer selectable 30 Hz Low Pass filter or none 5.0 V software programmable offset control with 12 bit DAC 0 – 10 volt programmable excitation voltage for strain gage bridges |
Parametric #2,4,6,8 Functions: |
Parametric Input Range ± 10.0 v fixed, no filter |
Digital I/O |
8 Digital Inputs, 8 Digital Outputs (5 v tolerant), TTL level compatible) |
AE Out and Audio Monitor Interface |
Analog switch and buffer to select desired AE channel to be routed to standard PAC audio monitor board or AE output signal |
LED Activity Monitor |
On board LED driver to directly drive LED’s on front panel. LED minimum ontime is 0.05 seconds |