Specifications

DI 16x24VDC HF Digital Input Module (6ES7521-1BH00-0AB0)
20 Manual, 07/2014, A5E03485952-AD
Interrupts/diagnostics alarms
5
5.1
Status and error displays
LED displays
The following figure shows the LED displays (status and error displays) of DI 16x24VDC HF.
Figure 5-1 LED displays of the module DI 16x24VDC HF