PXI8191 data acquisition card is a data acquisition card based on PXI bus, which has the characteristics of high speed and high accuracy. It can be widely used in electronic product quality testing, signal acquisition, process control and servo control, etc.
The PXI8191 is a PXI‑bus data acquisition card designed for signal acquisition, waveform analysis and process control. It supports up to 32 single‑ended or 16 differential analog input channels and offers flexible clock and trigger options.
The manual provides detailed hardware layout, connector pinouts, signal connection methods, data formatting, function usage, calibration procedures and warranty information, helping users install and operate the card safely and efficiently. This manual is written in Chinese.
| AD converter type | AD7663 (default) or AD7665 |
|---|---|
| Input voltage range | ±10V, ±5V, ±2.5V, 0‑10V, 0‑5V |
| Resolution | 16 bit |
| Maximum sampling rate | 250 kHz (500 kHz with AD7665) |
| Physical channels | 32 single‑ended (SE) / 16 differential (DI) |
| Analog input isolation voltage | 2500 Vrms (1 min) |
| On‑board clock oscillator | 40 MHz |
| Operating temperature range | -40 °C to +85 °C |
| Storage temperature range | -40 °C to +120 °C |
| Non‑linearity error | ±3 LSB (max) |
| System measurement accuracy | 0.01 % |
The card uses an AD7663 converter by default, but an AD7665 can also be used.
It provides 32 single‑ended channels or 16 differential channels.
The maximum sampling rate is 250 kHz, or 500 kHz when using the AD7665.