Locking Of Buttons And Functions - Siemens SITRANS P DS III Operating Instructions Manual

Requirement
You are familiar with the correct operation of the pressure transmitter and the associated
safety information.
Zero point calibration for gauge pressure transmitter
To calibrate the zero point, proceed as follows:
1. Pressurize the pressure transmitter.
2. Set mode 7.
3. Press the [↑] und [↓] buttons simultaneously for 2 seconds.
4. Save with the [M] button.
Note
Zero point calibration for absolute pressure transmitter
Mode 7 is not available with transmitter for absolute pressure. Please note the information in
the sections "Balance LO (Page 91)" and "HI calibration (Page 92)".
6.5.5

Locking of buttons and functions

Introduction
In mode 10 you can lock the functions which are always possible using the buttons. An
example of locking is the saving of stored parameter settings.
Requirement
Note
Check the measured value display to establish that this indicates the desired setting.
Activation of locking of buttons and functions
To lock the buttons, proceed as follows:
1. Set mode 10.
2. Activate the locking of buttons and functions.
3. Save with the [M] button.
"L" is output in the mode display.
SITRANS P DS III/P410 with PROFIBUS PA
Operating Instructions, 02/2016, A5E00053276-08
Operation
6.5 Local operation
81