Siemens SITRANS T Series - Dual Chamber Housing Buttons

7.1.1.2 Dual chamber housing buttons
The four buttons are located below the cover:
Figure 7-2 Top view
Operating (SITRANS TF)
7.1 Local operation
SITRANS TH100/TH320/TH420/TR320/TR420/TF320/TF420 with 4 to 20 mA/HART
106 Operating Instructions, 05/2020, A5E41864807-AB