USB-9211/9211A User Guide and Specifications 18 ni.com
Maximum altitude...................................2,000 m (at 25 °C ambient
temperature)
Pollution Degree (IEC 60664)................2
Electromagnetic CompatibilityEmissions................................................EN 55011 Class A at 10 m
FCC Part 15A above 1 GHz
Immunity................................................EN 61326-1:1997 + A2:2001,
Table 1
EMC/EMI...............................................CE, C-Tick, and FCC Part 15
(Class A) Compliant
Note For EMC compliance, operate this device with shielded cabling.
CE ComplianceThis product meets the essential requirements of applicable European
Directives, as amended for CE marking, as follows:
Low-Voltage Directive (safety)..............73/23/EEC
Electromagnetic Compatibility
Directive (EMC).....................................89/336/EEC
Note Refer to the Declaration of Conformity (DoC) for this product for any additional
regulatory compliance information. To obtain the DoC for this product, visit
ni.com/certification, search by model number or product line, and click the
appropriate link in the Certification column.
CalibrationYou can obtain the calibration certificate for the USB-9211/9211A at
ni.com/calibration.
Calibration interval.................................1 year