The SMACQ USB-4000 series data acquisition card user manual provides product overview, specifications, connection details, installation, and programming…
This manual introduces the SMACQ USB-4000 series data acquisition cards, describing their architecture, key features such as 16‑bit resolution, up to 16 synchronized analog input channels, and isolated digital I/O. It also explains the typical system configuration, showing how the USB‑based cards integrate with sensors, signal conditioning, and a host computer.
The document covers hardware installation, driver setup, and detailed programming interfaces for analog input, analog output, digital I/O, and counters. It includes safety specifications, power requirements, mechanical dimensions, ordering information, and after‑sales support details. This manual is written in Chinese.
| Analog input resolution | 16-bit |
|---|---|
| Maximum analog input sampling rate | 1 MS/s per channel |
| Number of analog input channels | up to 16 channels |
| Analog input range | ±10 V or ±5 V (software configurable) |
| Digital I/O channels | 8 isolated inputs, 8 isolated outputs |
| Counter resolution | 32-bit |
| USB interface | USB 2.0 High Speed (480 Mb/s) |
| Power consumption | ≈500 mA |
| Dimensions (L×W×H) | 210 × 150 × 38 mm |
| Weight | 680 g |
The card is powered from the USB bus at 4.75 V–5.25 V DC, and an optional 5 V external adapter can also be used.
The series supports up to 16 synchronized analog input channels, each with its own ADC.
The maximum sampling rate is 1 MS/s per channel for the 16‑bit models.
The card provides 8 isolated digital inputs and 8 isolated digital outputs; input high level 1.2 V–24 V, low 0 V; output high 2.9 V–3.5 V.