Rockwell-automation 1784-PCIDS DeviceNet PCI Communication Interface C Manual do Utilizador descarregar pdf (Página 55)

Interpret Status Indicators (LEDs) 7-3

Publication 1784-IN004E-EN-P - April 2005

I/O Status Indicator

This bi-color (green/red) LED provides information concerning the states of inputs and/or

outputs.

Condition Status Indicates

off output(s) inactive

input(s) inactive

All Outputs are inactive.

All inputs are inactive.

green output(s) active

input(s) active

One or more outputs are active and under control,

and no outputs are faulted.

One or more inputs are active and producing data,

and no inputs are faulted.

flashing green

output(s) idle One or more outputs are idle and no outputs are

active or faulted.

flashing red

output(s) faulted

input(s) faulted

One or more outputs are faulted, and may be in

the fault state.

One or more inputs are faulted, and may be in the

fault state.

red output(s) forced off

input unrecoverable fault

One or more outputs are forced off (may be an

unrecoverable fault).

One or more inputs has an unrecoverable fault.

The flash rate of the LED is approximately 1 flash per second. The LED should be on for approximately

0.5 seconds and off for approximately 0.5 seconds.

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Rockwell-automation 1784-PCIDS DeviceNet PCI Communication Interface C Manual do Utilizador Página 55