Install the 1784-pcids card, Before you begin, Chapter 2 – Rockwell Automation 1784-PCIDS DeviceNet PCI Communication Interface Card User Manual
Page 15: Before you begin -1, Chapter

Publication 1784-IN004E-EN-P - April 2005
Chapter
2
Install the 1784-PCIDS Card
Before You Begin
For Information On This Topic
Refer To Page
Access the Computer’s PCI Local Bus Expansion Slots
Insert the Card Into the Computer
WARNING
If you connect or disconnect the communications cable with power
applied to this module or any device on the network, an electrical arc
can occur. This could cause an explosion in hazardous location
installations.
When used in a Class I, Division 2, hazardous location, this
equipment must be mounted in a suitable enclosure with proper
wiring method that complies with the governing electrical codes.
If you insert or remove the card while host power is on, an electrical
arc can occur. This could cause an explosion in hazardous location
installations.
Be sure that power is removed or the area is nonhazardous before
proceeding.