ㆍ▷ 8/16-CH 16-Bit 250 KS/s Simultaneous Sampling DAQ Card
ㆍ▷ Programmable gains of x1, x4
ㆍ▷ Multiple cards synchronization through PXI trigger bus
ㆍ▷ Onboard 8 K-sample (16 KB) memory for data storage
Features
■ Supports 3.3 V and 5 V PCI signaling
■ PXI specification Rev 2.2 compliant
■ 8/16-CH differential analog inputs (PXI-2020/PXI-2022)
■ Bipolar analog input
■ Programmable gains of x1, x4
■ Scatter gather DMA transfer for AI continuously
data acquisition
■ 4-CH TTL digital input/output
■ 3U EuroCard form factor
■ 2-CH 32-Bit general purpose timer/counters
■ Digital triggering
■ Fully auto calibration
■ Multiple cards synchronization through PXI trigger bus
■ Onboard 8 K-sample (16 KB) memory for data storage
Specification & Introduction
Analog Input
■ Resolution
16 Bit
■ Number of Channels
8 differential channels
16 differential channels
■ Input Impedance
1 GΩ/pF
■ Input Coupling
DC
■ Bipolar Input Signal Range
± 10 V, ± 2.5 V
■ Programmable gain
1, 4
■ Overvoltage Protection
Power on: ±30 V continuous
Power off: ±30 V continuous
■ Max Sampling Rate
250 KS/s
■ Data FIFO Size
8 K-sample (16 KB)
■ DNL (gain =1)
±0.8 LSB
■ INL (gain =1)
±1.5 LSB (typical), ±3.0 LSB (MAX)
■ Offset Error (gain =1)
0.6 mV (typical)
■ Gain Error (gain =1)
0.05% of input
■ Data Transfer
16 differential channels
Digital I/O
■ Number of Channel
4 input/output
■ Compatibility
TTL / CMOS
■ Input Logic Levels
Input low voltage: 0.8 V (max)
Input high voltage: 2.0 V(min)
■ Output Logic Levels
Output low voltage: 0.4 V (max)
Output high voltage: 2.8 V (min)
■ Output Driving Capacity
±24 mA
■ Power-on State
Input, pull-low with 10 KΩ resistor
■ Data Transfer
Polling mode
General Specifications
■ Auto Calibration
Yes (+5 V, ±3 ppm/˚C)
■ Dimensions
Single 3U PXI module, 100 mm x 160 mm (not including connector)
■ Connector
ACL-10568-1, 68-pin VHDCI-type female
■ Operating Environment
Ambient temperature: 0˚C to 55˚C (32˚F to 131˚F)
Relative humidity: 10% to 90% non-condensing
■ Storage Environment
Ambient temperature: -20˚C to 80˚C (-4˚F to 176˚F)
Relative humidity: 5% to 95% non-condensing
Ordering Information
■ PXI-2020
8-CH DI 16 Bit 250 kS/s ± 2.5 V to ± 10 V - - - 4 DI/4 DO 2-CH, 32-Bit
■ PXI-2022
16-CH DI 16 Bit 250 kS/s ± 2.5 V to ± 10 V - - - 4 DI/4 DO 2-CH, 32-Bit