Displays And Interrupts; Status And Error Displays - Siemens SIMATIC ET 200SP HA System Manual

Displays and interrupts

10.1

Status and error displays

LED displays
If Ex module groups are integrated in an I/O station based on the ET 200SP HA or ET 200SP, the
error and status displays of the modules for use in hazardous areas are also displayed on the
respective module and at the interface module of the I/O station.
You can find information on the LED displays of the interface module in the documentation for
the interface module.
The following figure shows the LED displays of the Ex power module:
①
②
③
④
Figure 10-1
Meaning of the LED displays
The tables below explain the meaning of the status, error and maintenance displays.
You can learn about corrective measures for messages as well as possible causes in the following
section:
Diagnostic and maintenance messages (Page 131)
Modules for devices in a hazardous area
System Manual, 04/2021, A5E50165138-AA
LED DIAG (green, red)
LED MT (yellow)
LED PWR (green)
Not used
LED displays on the Ex power module
10
95