Siemens SITRANS P DS III - Check Write Protection with SIMATIC PDM

Functional safety
8.7 PROFIsafe
SITRANS P DS III with PROFIBUS PA
152 Operating Instructions, 06/2013, A5E00053276-07
8.7.7.3
Check write protection with SIMATIC PDM
Procedure
To check the write protection in the PROFIsafe Commissioning State, e.g. "S4", proceed as
follows:
1. In the "Device" menu, select the "Write protection" command.
2. Make sure that the second option checkbox is active.
Note
Local operation
The write protection in the PROFIsafe Commissioning State "S4" restricts local operation.
The parameters that affect the local appearance of the display can be adjusted.
Note
SIMATIC PDM operation
The write protection in the PROFIsafe commissioning status "S4" allows the maintenance
timer to be changed, for
example for the calibrating interval of the electronics and for the
servicing interval of the sensor.
Note
Additional write protection by HOST
The additional write protection by HOST is set in Continuous Function Chart (CFC) in the
F_PA_AI function bl
ock, I_PAR_EN parameter.
Note
If you need a user
-defined PIN write protection, you will find it in the appropriate chapter.