Hardware Write Protection - Siemens SENTRON PAC4200 Manual

Parameterizing
7.3 Protection against manipulation
7.3.3

Hardware write protection

The hardware write protection prevents write access to the device, both via the
communication interface and on the display.
In order to gain write access, the hardware write protection must be deactivated directly on
the device.
The hardware write protection cannot be deactivated via a communication interface.
The hardware write protection can be used in two possible ways:
● Using a free digital input directly on the device or on an optional expansion module
● Protection activation via menu
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System Manual, 05/2019, A5E02316180B-05
PAC4200