Digital input module DI 64x24VDC SNK/SRC BA (6ES7521-1BP00-0AA0)
26 Equipment Manual, 07/2020, A5E48025116-AA
5.1 Status and error displays
LED displays
The figure below shows the LED displays (status and error displays) of the DI 64x24VDC
SNK/SRC BA.
Figure 5-1 LED display of the module DI 64x24VDC SNK/SRC BA