Modular Data Acquisition
Distributed Measurement and Control
High-Performance Test
Automated Test System Development Software
Perspectives showcases how NI sees what’s next in the world of test and technology.
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.
在 06-25-2008 01:00 AM
我有輸出4~20mA訊號的壓差計 將訊號接在NI-SCC 68接線盒上的ai0 : 68 & 34 孔上，並在接線端子68&34兩端接上250歐姆的電阻 故輸入的訊號變為1~5V 訊號經過cable線到NI 6221 (PCI)傳入電腦
但我在做訊號擷取時 其讀值卻一直1V 與 10.5V 連續跳動 ，不是我要的數據
而我用三用電錶去量測電壓，電壓值為0.97V(與大氣沒有壓差時)想請問是什麼問題?
謝謝~!!
在 06-25-2008 01:05 AM
請改成RSE mode，
68-34 改成 68-67。
在 06-25-2008 03:19 AM
在 06-25-2008 04:40 AM
