Allen-Bradley DeviceNet 1784-PCIDS, User Manual, Page: 16 / 101

Publication 1784-6.5.30 - February 2001
1-2 Before You Begin
What Your 1784-PCIDS
Card Does
In a typical configuration, the 1784-PCIDS card acts as an interface
between a host application and the DeviceNet network.
The interface card communicates with DeviceNet devices over the
network to:
•
read inputs from a device
•
write outputs to a device
•
download configuration data
•
monitor a device’s operational status
The scanner engine in the PCIDS communicates with the host
application in the form of Input, Output, and Diagnostic Tables.
Information exchanged includes:
•
device I/O data
•
status information
•
configuration data
DeviceNet Network
Workstation PC with
Host Application
1784-PCIDS
scanner card
1784-CPCIDS
scanner card
Laptop with RSLinx and/or
RSNetWorx for DeviceNet
1784-PCD card
DeviceNet Network
Series 9000
Photoeye
RediSTATION
1305 Drive
FLEX I/O
ControlLogix with
1756-DNB module
1794-ADN