National-instruments Interface Device NI PCI-8254R Manuale Utente Scaricare il pdf (Pagina 13)

Physical Characteristics

Dimensions............................................. 10.7 cm × 17.5 cm

(4.2 in. × 6.9 in.)

Weight....................................................114 g (4.0 oz)

Environment

The NI 8254R device is intended for indoor use only.

Operating temperature............................ 0 °C to 55 °C

Storage temperature ............................... –20 °C to 70 °C

Relative humidity................................... 5% to 90%, noncondensing

Pollution Degree .................................... 2

Caution Do not use the NI 8254R for connection to signals within Measurement

Categories II, III, or IV.

Measurement Category .......................... I

Approved at altitudes up to 2,000 m.

Safety

The NI 8254R is designed to meet the requirements of the following

standards of safety for electrical equipment for measurement, control, and

laboratory use:

• IEC 61010-1, EN 61010-1

• UL 61010-1, CSA 61010-1

Note For UL and other safety considerations, refer to the product label, or visit

ni.com/certification, search by model number or product line, and click the

appropriate link in the Certification column.

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National-instruments Interface Device NI PCI-8254R Manuale Utente Pagina 13