Device Status Display; Remote Operation; Locking The Device; Introduction - Siemens SITRANS TH100 Operating Instructions Manual

Operating (SITRANS TF)

7.3 Locking the device

7.1.2.5

Device status display

①
②
Figure 7-7
For additional information about symbols and the diagnostic messages, refer to Diagnostics and
troubleshooting (Page 185).
7.2

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.
See also
SIMATIC PDM (Page 223)
7.3 Locking the device
7.3.1

Introduction

The following options are available to lock the device:
• Enable write protection using switch.
• Enable write protection using the User PIN.
• Enable write protection using the button lock.
112
Symbol - NAMUR NE 107
Diagnostics ID
Example
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
Operating Instructions, 05/2020, A5E41864807-AB