Rockwell Automation Allen-Bradley PanelView Plus 400, Руководство пользователя

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Publication 2711P-UM001D-EN-P - September 2005
6-24 Terminal Connections
DeviceNet I/O Status Indicator
This bi-color (green/red) LED provides information on the states of
inputs and/or outputs.
WARNING
Do not connect or disconnect any communication
cable with power applied to this device or any
device on the network. An electrical arc could cause
an explosion in hazardous location installations. Be
sure that power is removed or the area is
nonhazardous before proceeding.
Condition Status Indication
off output(s) active All outputs are active.
input(s) active All inputs are active.
green output(s) active One or more outputs are active and
under control, and no outputs are
faulted.
input(s) active One or more inputs are active and
producing data, and no inputs are
faulted.
flashing green
(1)
(1)
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.
output(s) idle One or more outputs are idle, and no
outputs are active or faulted.
flashing red
(1) output(s) faulted One or more outputs are faulted, and
may be in the fault state.
input(s) faulted One or more inputs are faulted, and
may be in the fault state.
red output(s) forced off One or more outputs are forced off
(may be an unrecoverable fault).
input unrecoverable fault One or more inputs has an
unrecoverable fault.