© National Instruments Corporation 21 cFP-21xx Quick Start Guide

Using This Product Safely in Hazardous Locations

This product is suitable for use in U.S. and Canada: Class I, Division2, Groups A,
B, C, D, T4 hazardous locations; and nonhazardous locations.
Caution Explosion hazard—Substitution of components may impair
suitability for ClassI, Division 2.
Explosion hazard—Do not disconnect equipment unless power has been
switched off or the area is known to be nonhazardous.
Equipment must be used within its electrical and environmental ratings.
Refer to the Specifications section. Refer to the product label for
manufacturing location.
This product must be installed in an enclosure rated at least IP 54.
Specifications

Network

Network interface................. ............10BaseT and 100BaseTX Ethernet
Compatibility....................................IEEE802.3
Communication rates........................10 Mbps, 100 Mbps, auto-negotiated
Maximum cabling distance...............100 m/segment
Maximum power to
connected I/O modules..................... 9 W
Maximum number of banks..............Determined by network topology