- 24-Bit Sigma-Delta ADC
- 8 simultaneous analog inputs
- 192 kS/s maximum sampling rate
- ±1V, and 10V input ranges
- 110 dB dynamic range
- Antialiasing filters
- AC (0.5Hz), or DC coupling, software selectable
- IEPE – 4mA, software configurable
Specifications
Analog Input
Number of simultaneously sampled channels: 8
Input configuration: Differential or pseudo-differential
Input impedance:
Input Impedance | Differential Configuration |
Pseudodifferential Configuration |
Between positive input and system ground |
1 MΩ | 1 MΩ |
Between negative input and system ground |
1 MΩ | 50 Ω |
Input coupling: AC or DC, software selectable
AC coupling cutoff frequency: 0.5 Hz
ADC resolution: 24-bit
ADC type: Sigma-Delta
Sampling rate: 192 kS/s maximum
Input signal range: ± 10V, or ± 1V
Integrated Electronic Piezoelectric (IEPE):
- Current: 4 mA for each channel
- IEPE compliance: 24 V
Overvoltage protection
- Differential : ± 42.4V
- Pseudo-differential :
- Positive terminal : ± 42.4V
- Negative terminal : Not protected, rated at ± 2.5V
Offset error: ± 1 mV max
Gain error: ± 0.5% of FSR
Crosstalk: < -100 dB
THD: < -104 dB
Trigger
Trigger Sources
- Software trigger
- Analog trigger
- External digital trigger
- PXI STAR trigger (PXIe-9529)
- SSI (PCIe-9529)
- PXI trigger bus [0..7] (PXIe-9529)
Trigger Modes
- Post-trigger
- Delay trigger
External Digital Trigger Input:
- 5 V TTL compatibility
- Trigger polarity: rising or falling edge
- Pulse width: 20 ns minimum
Timebase
Delay trigger timebase PCIe clock (125 MHz)
Sample clock timebase
- Internal: onboard synthesizer (10 MHz)
- External: PXIe backplane 10 MHz and 100 MHz (PXIe-9529)
Data Storage and Transfer
Scatter-Gather DMA data transfer
2048 samples for each channel
General Specifications
I/O Connector:
- SMB x 8 for analog inputs
- SMB x 1 for external digital input
Dimensions (not including connectors): PXIe-9529: 160 (W) x 100 (H) mm (6.24” x 3.9”)
Bus Interface: PCI Express Gen 1 x4
Ambient Temperature (Operational): 0°C to 55°C (32˚F to 131˚F)
Ambient Temperature (Storage): -20°C to 80°C (-4˚F to 176˚F)
Relative Humidity: 10% to 90%, non-condensing