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9.21
Individual password protection (only in SITRANS TH300)
Description
The individual password protection prevents unauthorized write access to the device.
Note
Password protection
Change the default password immediately after commissioning the device. You will then
Store your new password in a secure location.
Consult the Siemens contact person in your region to receive your "super pin".
When you activate the password protection in the device, write protection will be set
In the condition of goods delivered, every transmitter is set with the default password 2457.
Password protection is deactivated. If you reset the transmitter to the factory setting, the
current password will not be reset to the default password. Should you no longer know your
password, then the data in the device can only be altered using a "super pin", therefore not
using the default password. The super pin can be obtained from your regional Siemens
contact person.
Procedure for writing data in a password protected device
1. Select the "Deactivate password protection" menu in the parameterization software.
2. Enter your 4-digit password. Password protection is deactivated.
3. Change the values according to your application.
4. Select the "Activate password protection" menu in the parameterization software. The
SITRANS TH200/TH300
Operating Instructions, 06/2010, A5E00393069-03
prevent write access to the device by unauthorized persons.
automatically after the device has been switched on.
device is write protected again.
9.21 Individual password protection (only in SITRANS TH300)
Functions
67
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