Allen-Bradley 2080-LC20-20AWB, Руководство пользователя

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139 Rockwell Automation Publication 2080-UM005E-EN-E - March 2018 139
Appendix
B
Troubleshooting
Status Indicators on the
Controller
Status indication on the Micro820 controller is as follows.
Status Indicator Description
Description State Indicates
1 Input status Off Input is low.
On Input is energized (terminal status).
2 Fault status Off No fault detected.
Red Non-recoverable fault that requires a power
cycle.
Flashing red Recoverable fault.
3 Run status Green Executing the user program in run mode.
Flashing Green (1 Hz) The controller is in program mode.
4 Serial
communications
status
Off No traffic for RS232/RS485.
Green Traffic through RS232/RS485.
The indicator only blinks when transmitting
data. It does not blink when receiving data.
5 Force status Off No force conditions are active.
Amber Force conditions are active.
Input status
Run status Fault status
Force status Comm status
ENET status SD status
Output status
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