Network configuration, Network wiring – Rockwell Automation 2080 Micro800 Digital and Analog Plug-in Modules User Manual

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Rockwell Automation Publication 2080-UM004B-EN-E - December 2013

Appendix 5 DeviceNet Plug-in – 2080-DNET20

Network Configuration

In order to configure the DeviceNet plug-in and scan the network, you need to
import user-defined function blocks (UDFBs) in your Micro800 project in
Connected Components Workbench. Autoscan is used to add nodes into the
scan list.

Network Wiring

The DeviceNet specifications provide for maximum network distances for the
main trunk line and drop lines, depending upon the baud rate used on the
network.

Green

Online

The plug-in module is operating normally and receiving
messages.

Flashing Red

Connection time out

One or more network connections has timed out.

Red

Critical link failure

The plug-in module has detected an error that makes it
incapable of communicating on the link (Bus Off or
duplicate MAC_ID).

Network Status Indicator

Network Specifications

Baud Rate

Trunk Line Length

Drop Length

Maximum Distance

Maximum

Cumulative

Meters

Feet

Meters

Feet

Meters

Feet

125k baud

420

1377

6

20

156

512

250k baud

200

656.17

6

20

78

256

500k baud

75

246

6

20

39

128

IMPORTANT

Maximum power supply drop cable length is 3 m.

TIP

Recommended Cable
Flat Cable (Kwiklink lite)
– Class 1 cable maximum allowable current 8A (NEC/CECode)
– Class 2 cable maximum allowable current 4A (NEC/CECode)

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