3.6.1 Mounting device to a pole with mounting bracket..................................................................26
3.6.2 Mounting device to the wall with mounting bracket................................................................27
3.7 Disassembly...........................................................................................................................29
4 Connecting.................................................................................................................................................31
4.1 Basic safety notes..................................................................................................................31
4.1.1 Connecting device in energized state in hazardous areas.....................................................32
4.2 Connecting TH320.................................................................................................................33
4.3 Connecting TH420.................................................................................................................34
4.4 Connecting TR320.................................................................................................................35
4.5 Connecting TR420.................................................................................................................37
4.6 Connecting the SITRANS TF dual chamber housing.............................................................39
4.6.1 Opening the device................................................................................................................39
4.6.2 Connecting the SITRANS TF320 dual chamber housing.......................................................40
4.6.3 Connecting the SITRANS TF420 dual chamber housing.......................................................42
4.6.4 Closing the device..................................................................................................................44
4.7 Connecting the SITRANS TF single chamber housing..........................................................45
4.7.1 Opening the device................................................................................................................45
4.7.2 Connecting the SITRANS TF320 single chamber housing....................................................46
4.7.3 Connecting the SITRANS TF420 single chamber housing....................................................48
4.7.4 Closing the device..................................................................................................................51
5 Commissioning...........................................................................................................................................53
5.1 Basic safety notes..................................................................................................................53
5.2 Commissioning the SITRANS TH/TR with 4 ... 20 mA...........................................................53
5.3 Commissioning SITRANS TH/TR with HART........................................................................54
5.4 Commissioning SITRANS TF with 4 ... 20 mA.......................................................................55
5.5 Commissioning SITRANS TF with HART..............................................................................56
5.6 Switching on the supply voltage.............................................................................................57
6 Service and maintenance...........................................................................................................................59
6.1 Basic safety notes..................................................................................................................59
6.1.1 Maintenance...........................................................................................................................59
6.1.2 SITRANS TF..........................................................................................................................59
6.2 Cleaning.................................................................................................................................60
6.3 Maintenance and repair work.................................................................................................61
6.3.1 SITRANS TF..........................................................................................................................61
6.3.1.1 Checking the gaskets.............................................................................................................62
6.3.1.2 Diagnostics messages...........................................................................................................62
6.4 Return procedure...................................................................................................................63
6.5 Disposal.................................................................................................................................63
7 Technical specifications..............................................................................................................................65
7.1 Ambient conditions.................................................................................................................65
Table of contents
SITRANS TH320/TH420/TR320/TR420/TF320/TF420
4 Compact Operating Instructions, 03/2018, A5E41865021-AA