Carrier RTU OPEN 11-808-427-01 Especificaciones Pagina 62

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Troubleshooting
56 RTU Open
If you have problems mounting, wiring, or addressing the RTU Open, contact Carrier Control Systems Support.
Serial number
If you need the RTU Open's serial number when troubleshooting, the number is on:
a sticker on the back of the main controller board
a Module Status report (modstat) from your user interface
LED's
The LED's on the RTU Open show the status of certain functions.
If this LED is on...
Status is...
Power
The RTU Open has power
Rx
The RTU Open is receiving data from the network segment
Tx
The RTU Open is transmitting data over the network segment
DO#
The binary output is active
The
Run
and
Error
LED's indicate controller and network status.
If Run LED shows...
And Error LED shows...
Status is..
2 flashes per second Off Normal
2 flashes per second 2 flashes,
alternating with
Run
LED
Five minute auto-restart delay
after system error
2 flashes per second 3 flashes, then off The controller has just been
formatted
2 flashes per second On Exec halted after frequent system
errors or control programs halted
5 flashes per second Off Firmware transfer in progress,
Boot is running
Troubleshooting
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