Keyence DL-DN1 Manual do Utilizador descarregar pdf (Página 70)

5-2 Troubleshooting

5-4

- DeviceNet Compatible Network Unit DL-DN1 User’s Manual (SK-1000) -

Appendix

Network status indicator (NS)

This lamp indicates whether the DL-DN1 is properly communicating with the

DeviceNet.

LED status Condition Corrective action

Green Solid Communicating properly. -

Flashing The DL-DN1 is connected

to the network, but the com-

munication with the master

unit is not established.

Check that the DL-DN1 is regis-

tered in the master unit.

The DeviceNet cable was

disconnected while in oper-

ation.

Check that the DeviceNet cable

is connected correctly.

Red Solid Network error. Check that the node address of

the DL-DN1 is not duplicated

with that of another slave unit.

Flashing Minor network error. Check that the data link is prop-

erly configured, and then cycle

power.

Green/

red

Flashing The DL-DN1 is checking its

operation in the power-on

process.

After completing the check, the

DL-DN1 automatically switches

to the normal state.

Not lit Not connected to the net-

work.

Check that the DL-DN

1 is cor-

rect

ly connecte

d with the sensor

amplifiers.

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Keyence DL-DN1 Manual do Utilizador Página 70