Setting The Jumper - Siemens SITRANS Series Operating Instructions Manual

Write protection
Jumper set
User PIN enabled
1)
Button lock enabled
The user PIN is factory set to 2457 in the device. When delivered, write protection is disabled
1)
using the user PIN.
Devices with functional safety
To enable functional safety, you first enable the user PIN:
See also
Setting the jumper (Page 79)
User PIN [27] (Page 134)
Button lock [23] (Page 130)
7.4.1

Setting the jumper

Introduction
The jumper is used for enabling write protection.
Procedure
1. Switch off the power supply.
2. Remove the front cover connector of the device.
SITRANS P320/P420 (mA/HART)
Operating Instructions, 06/2018, A5E44852162-AA
Sym‐ ID Read measured values on
bol the display
L Yes
LP Yes
LL Yes
Read parameters on the
display
No
Yes
No
Operating
7.4 Locking the device
Change parameters
via the device with dis‐
play
No
Yes, after input of the
user PIN
No
79