Modular Data Acquisition
Distributed Measurement and Control
High-Performance Test
Automated Test System Development Software
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You can request repair, RMA, schedule calibration, or get technical support. A valid service agreement may be required.
Provides support for NI data acquisition and signal conditioning devices.
Provides support for Ethernet, GPIB, serial, USB, and other types of instruments.
Provides support for NI GPIB controllers and NI embedded controllers with GPIB ports.
当集电极开路输出端连接在一起时,线或与集电极开路模式均提供相同的数字输出功能。线或模式在Traditional NI-DAQ中设置,集电极开路模式在DAQmx中设置。在某一数字线设置了线或(集电极开路)模式后,这条数字线将会在写入0时输出逻辑低电平,在写入1时输出高阻状态(当没有上拉电压时)。你可以链接DPULL到+5V(需要为所有的数字线提供一个100KOhm上拉电阻),这时集电极开路如果输出高阻状态线上输出+5V电压。NI 6533和6534可以通过编程确定是否驱动线或功能,实现这个功能需要几个设置步骤。
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A valid service agreement may be required, and support options vary by country.