Siemens OSM Instruções de Operação descarregar pdf (Página 58)

Interfaces, Displays and Operator Controls

Industrial Ethernet OSM/ESM

C79000-Z8976-C068-10

4.2 Displays and Operator Controls

The OSM/ESM has the following LED displays:

4.2.1 LED Display "Status"

The status display indicates the operating mode of an OSM/ESM:

Fault (red LED):

Status Meaning

Lit The OSM/ESM has detected an error. The signaling contact

opens at the same time. The signaled errors are described in

Chapter 4.1.7.

Not lit No errors detected by the OSM/ESM.

Stby – Standby (green LED):

This LED does not exist on the OSM TP22 and ESM TP40.

Status Meaning

Lit The standby function is activated, the OSM/ESM is in the

standby passive mode.

Not lit The standby function is deactivated.

Flashes The standby function is activated, OSM/ESM is in the standby

active mode; in other words, the master OSM/ESM has failed

and the standby OSM/ESM takes over data traffic.

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Siemens OSM Instruções de Operação Página 58