Rockwell-automation 1785-Lx0E Ethernet PLC-5 Programmable Controllers Uživatelský manuál stáhnout pdf (Strana 22)

Publication 1785-IN063B-EN-P - January 2006

22 Ethernet PLC-5 Programmable Controllers

Troubleshoot the Controller Communication Channels

Indicator Color Channel Mode Description Probable

Cause

Recommended

Action

A or B Green

(steady)

Remote I/O

Scanner

Active Remote I/O link, all

adapter modules are

present and not faulted

Normal

operation

No action required

Remote I/O

Adapter

Communicating with

scanner

DH+ Controller is transmitting

or receiving on DH+ link

Green

(blinking

rapidly or

slowly)

Remote I/O

Scanner

At least one adapter is

faulted or has failed

Power off at

remote rack

Cable broken

Restore power to the

rack

Repair cable

DH+ No other nodes on network

Red

(steady)

Remote I/O

Scanner

Remote I/O

Adapter

DH+

Hardware fault Hardware error Turn power off, then

on.

Check that the

software

configurations match

the hardware set-up.

Replace the controller.

Red

(blinking

rapidly or

slowly)

Remote I/O

Scanner

Faulted adapters detected Cable not

connected or is

broken

Power off at

remote racks

Repair cable

Restore power to racks

DH+ Bad communication on

DH+

Duplicate node

detected

Correct station address

Off Remote I/O

Scanner

Remote I/O

Adapter

DH+

Channel offline Channel is not

being used

Place channel online if

needed

43920

1 2 ... 17 18 19 20 21 22 23 24 25 26 27 28

Komentáře k této Příručce

Žádné komentáře

Rockwell-automation 1785-Lx0E Ethernet PLC-5 Programmable Controllers Uživatelský manuál Strana 22

Komentáře k této Příručce

Související produkty a manuály pro Zařízení Rockwell-automation 1785-Lx0E Ethernet PLC-5 Programmable Controllers