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7.2.4.1
Changing parameter values
Requirement
The button lock is disabled.
Disabling button lock (Page 135)
Procedure
1. Navigate to the parameter view (Page 76).
2. Select the desired parameter with the or button.
Use the button to confirm.
You are in the edit view.
3. Change the parameter value with the or button.
To navigate faster, keep the or button pressed.
4. Save the change with the button.
Or, cancel the change with the button.
7.2.5
Symbols for information messages
The following symbols are shown on the display.
Display symbol
Description
EDIT
● 'EDIT' is permanently enabled in the parameter view. You can read the
parameter.
● 'EDIT' flashes in the edit view. You can change the parameter.
L
Device is write-protected by a jumper.
LL
Button lock of device is enabled
LP
Parameters and device functions are write-protected with a user PIN.
SIL
Functional Safety is enabled
Co
The output current is constant (e.g. for loop test).
INFO
The ID next to the INFO symbol is used for identification of the diagnostic message.
7.3
Remote operation
You can operate the device using HART communication. The following is required for this
purpose:
● A handheld (e.g. FC475) or PC software such as SIMATIC PDM.
● A HART modem to connect a PC with the device or a lead to connect the handheld with the
device.
Operating
7.3 Remote operation
SITRANS P320/P420 with 4 to 20 mA/HART
Operating Instructions, 11/2019, A5E44852162-AC
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