Description
The NI PCI-6221 is a data acquisition board with the following parameters:
Number of analog input channels: 16, including 8 single-ended channels and 8 differential channels.
Resolution: 16 bits.
Sample rate: 250 kS/s.
Maximum analog input voltage: ±10 V.
Maximum voltage range: ±11 V.
CMRR (DC to 60 Hz) : 92 dB.
Input impedance: Device on AI+ to AI GND >10 GΩ in parallel with 100 pF, Device on AI+ to AI GND >10 GΩ in parallel with 100 pF, AI- to AI GND >10 GΩ in parallel with 100 pF, Device off AI+ to AI GND 820 Ω, AI- to AI GND 820 Ω.
The features of NI PCI-6221 are as follows:
Analog output: 2 16-bit analog outputs (833 kS/s).
Digital I/O: Up to 24 channels digital I/O, 32-bit counter, digital trigger.
Connector: 37-pin D-Sub connector, saving 80% of connection costs.
Clock lines: Correlated DIO (8 clock lines, 1 MHz).
Calibration technology: NI-MCal calibration technology.
Measurement Services: NI-DAQmx measurement services make configuration and measurement easier.
Certification: NI PCI-6221 comes with NI NIST Calibration Certification.
Other options: Includes more than 70 signal conditioning options.
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