User's Manual

© National Instruments Corp. 27 NI 9201/9221
Calibration
Yo u can obtain the calibration certificate and information about
calibration services for the NI 9201/9221 at
ni.com/
calibration
.
Calibration interval ........................... 1 year
Where to Go for Support
The National Instruments Web site is your complete resource for
technical support. At
ni.com/support you have access to
everything from troubleshooting and application development
self-help resources to email and phone assistance from
NI Application Engineers.
National Instruments corporate headquarters is located at
11500 North Mopac Expressway, Austin, Texas, 78759-3504.
National Instruments also has offices located around the world to
help address your support needs. For telephone support in the
United States, create your service request at
ni.com/support
and follow the calling instructions or dial 512 795 8248. For
telephone support outside the United States, contact your local
branch office:
Australia 1800 300 800, Austria 43 662 457990-0,
Belgium 32 (0) 2 757 0020, Brazil 55 11 3262 3599,