Diagnostics Alarms; Status And Error Displays - Siemens 6ES7521-1BL00-0AA0 Manual

Diagnostics alarms

The module has no selectable diagnostics. Diagnostics alarms, for example, cannot be
output with STEP 7 (TIA Portal).
5.1

Status and error displays

LED displays
The figure below shows you the LED displays (status and error displays) of the
DI 32x24VDC BA.
Figure 5-1
Digital input module DI 32x24VDC BA (6ES7521-1BL10-0AA0)
Manual, 12/2016, A5E32363711-AD
LED displays of the module DI 32x24VDC BA
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