For devices with HART communication, connect a ≥ 250 Ω resistor.
3
. Take the polarity into account. The device has reverse polarity protection.
5.7 Connecting TR420
Requirement
If you use stranded wire used, you need a ferrule.
Note the maximum permissible core cross-section (Page 81).
Connecting
5.7 Connecting TR420
SITRANS TH100/TH100Slim/TH320/TH420/TR320/TR420/TF320/TF420
50 Compact Operating Instructions, 07/2021, A5E41865021-AE