[c]FP-RTD-124 Returns Noisy or Fluctuating MeasurementsHardware: Compact FieldPoint>>Analog I/O Modules>>cFP-RTD-124, FieldPoint>>Analog I/O Modules>>FP-RTD-124
Problem: Why does my [c]FP-RTD-124 return noisy or fluctuating measurements? Solution: National Instruments recently discovered that FieldPoint and Compact FieldPoint [c]FP-RTD-124 modules may take noisy or fluctuating measurements at power up. Often, measurements stabilize after several seconds. To check if your [c]FP-RTD-124 is currently affected please do the following:
Modules that do not exhibit this behavior during testing may still be affected by this issue and behave this way at a later time. Therefore, National Instruments recommends that you return your hardware for validation and repair. This issue does not exist on revision H and later versions of the RTD-124 module. The particular revision is identified by the letter within the part number. For example, a revision G cFP-RTD-124 module will have part number 187208G-02. To return your modules(s) for repair, please call National Instruments at 1-877-493-2406 to obtain a service request number and to arrange shipping. National Instruments will repair the affected product(s) at no cost to you. Please accept our apology for the inconvenience. National Instruments is committed to your total satisfaction and to maintaining your confidence in our products. If you have any technical questions or concerns, please create a support request at http://www.ni.com/ask. Related Links: FP-RTD-124 and cFP-RTD-124 Operating Instructions Attachments:  - Oscillation_symptoms.JPG
Report Date: 05/02/2007 Last Updated: 05/09/2007 Document ID: 491G9USK |
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