© National Instruments | 1-3
cDAQ-9185/9189 User Manual
and television reception and prevent unacceptable performance degradation, install and use this
product in strict accordance with the instructions in the product documentation.
Furthermore, any modifications to the product not expressly approved by National Instruments
could void your authority to operate it under your local regulatory rules.
Caution To ensure the specified EMC performance, product installation requires
either special considerations or user-installed add-on devices.
Caution To ensure the specified EMC performance, operate this product only with
shielded cables and accessories. Note that the input DC power cables may be
unshielded.
Caution To ensure the specified EMC performance, do not connect the power
connector to a DC MAINS supply or to any supply requiring a connecting cable
longer than 3 m (10 ft). A DC MAINS supply is a local DC electricity supply network
in the infrastructure of a site or building.
Caution To ensure the specified EMC performance, the length of any I/O cable
connected to the PFI port must be no longer than 3 m (10 ft).
Special Guidelines for Marine Applications
Some products are Lloyd’s Register (LR) Type Approved for marine (shipboard) applications.
To verify Lloyd’s Register certification for a product, visit
ni.com/certification and
search for the LR certificate, or look for the Lloyd’s Register mark on the product label.
Caution In order to meet the EMC requirements for marine applications, install the
product in a shielded enclosure with shielded and/or filtered power and input/output
ports. In addition, take precautions when designing, selecting, and installing
measurement probes and cables to ensure that the desired EMC performance is
attained.
Unpacking
The cDAQ chassis ships in an antistatic package to prevent electrostatic discharge (ESD).
ESD can damage several components on the device.
Caution Never touch the exposed pins of connectors.
To avoid ESD damage in handling the chassis, take the following precautions:
• Ground yourself with a grounding strap or by touching a grounded object.
• Touch the antistatic package to a metal part of your computer chassis before removing the
chassis from the package.
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