Rockwell-automation 1757-FFLDC4 ControlNet Foundation Fieldbus Linking Bedienungsanleitung PDF herunterladen (Seite 24)

24 ControlNet Foundation Fieldbus Linking Device

Publication

1757-IN022B-EN-P - August 2009

ControlNet Channel Troubleshooting (A OR B)

Cause Action

Off Channel disabled Use RSNetWorx for ControlNet software to

configure the ControlNet network for

redundant media, if required.

Solid green Normal operation None.

Flashing

green/off

Temporary network errors

• Check media for broken cables, loose

connectors, or missing terminators.

• If condition persists, refer to the

ControlNet Media Planning and

Installation Manual, publication

CNET-IN002.

Flashing

red/off

Media fault

• Check media for broken cables, loose

connectors, or missing terminators.

• If condition persists, refer to the

ControlNet Media Planning and

Installation Manual, publication

CNET-IN002.

No other nodes present

on network

Add other nodes to the network.

Flashing

red/green

Incorrect ControlNet node

address greater than

UMAX

• Change linking device node address

so that it is less than or equal to

UMAX

(1)

• Cycle power to the linking device

Incorrect network

configuration

Use RSNetWorx for ControlNet software to

reconfigure the ControlNet network so that

UMAX

(1)

is greater than or equal to the

linking device’s node address.

(1)

UMAX is the highest node address on a ControlNet network that can transmit data.

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