NI PCI-4070 6½ -bit FlexDMM

NI PCI-4070 6½ -bit FlexDMM

Functional characteristics
High-precision measurement: With an accuracy of ±6 ppm VDC, it can provide accurate and reliable measurement results, meeting the demand for high-precision measurement in production and R&D environments.
Variable resolution: Supports variable resolution ranging from 10 bits to 23 bits. Users can flexibly adjust it according to their actual measurement needs, ensuring measurement accuracy while enhancing measurement efficiency.
High-speed measurement and acquisition: It features outstanding measurement speed, with an accuracy of 6½ digits at 100 S/s, 5½ digits at 3 kS/s, and 4½ digits at 10 kS/s. It can also perform isolation and high-voltage waveform acquisition at a sampling rate of 1.8 MS/s, effectively capturing rapidly changing signals.
Multiple measurement functions: As a digital multimeter, it can perform AC/DC voltage, AC/DC current, 2-wire or 4-wire resistance, frequency/period measurement, and diode testing, etc. In the high-voltage, isolated digitizer mode, waveforms can be collected to meet various testing requirements.
Safe and reliable: Equipped with overvoltage and overcurrent protection functions, it can effectively safeguard the safety of the equipment and users, ensuring stable operation in various complex measurement environments.
Easy to integrate: It adopts the PCI interface and can be conveniently integrated into various computer systems based on the PCI bus. It supports multiple operating systems such as Linux and Windows, as well as real-time systems, making it convenient for users to build and develop systems.

Technical parameters
The number of channels: The number of analog input channels is 1, there are no analog output channels, and the number of bidirectional digital I/O channels is 0.
Voltage range: The maximum voltage measurement range is -300 V to 300 V, and the sensitivity is 1 mV.
Current range: The maximum current measurement range is -1 A to 1 A, with A sensitivity of 1 µA.
Input impedance: There are multiple options for input impedance, including 1 MΩ, 10 GΩ, and 10 MΩ.
Built-in memory: Equipped with 1024 kB of built-in memory, it can be used to store measurement data and collected waveforms.
Synchronization and triggering: Supports synchronized bus (RTSI), which enables convenient synchronization and triggering operations with other devices, achieving multi-device collaborative work.