Omron NE1A Series - Network Status Indication

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Network Status Indication Section 4-2
4-2 Network Status Indication
Network status is indicated using the NS (network status) indicator on the
NE1A-series Controller.
The 7-segment display shows the NE1A-series Controller’s node address dur-
ing normal conditions, and the error code and the node address of the error
during error conditions. Also, when DeviceNet communications are disabled
(Standalone Mode), “nd” is displayed during normal conditions.
MS/NS Indicators
: ON : Flashing : OFF
NS indicator
7-segment display
MS indicator
Indicator name Color Status Meaning
MS
(module status)
Green Operation status
Idle status
Red Critical error status
Abort status
Green/
red
Waiting for TUNID setting during self-diagnosis or wait-
ing for configuration.
- Power is not supplied.
NS
(network status)
Green Online connection has been established.
Online connection has not been established.
Red Unable to communicate.
I/O communications error
Green/
red
Waiting for TUNID setting.
- Not online (including Standalone Mode).