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10.2.2
Enabling Functional Safety over remote operation
Requirement
● You have documented the device identification:
– During installation, you have read and documented the product name and the serial
number on the nameplate of the device.
– You have defined and documented a long tag (Page 146).
● You have checked the settings of the safety-related parameters.
Safety-related parameters (Page 165)
● You have selected one of the following characteristic curves using the "Application"
parameter [05]:
– Linear, proportional to pressure
– Linear, proportional to level
– Volume flow: two step linear, square root.
– Mass flow: two step linear, square root.
● You have enabled the "User PIN" parameter [27].
The user PIN you use is not the preset user PIN (2457).
Procedure
1. Select the menu command "Functional Safety".
2. Enter the user PIN.
Functional Safety
10.2 Enabling Functional Safety
SITRANS P320/P420 with 4 to 20 mA/HART
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Operating Instructions, 11/2019, A5E44852162-AC