Features

• Mounting in connection head, type B, to DIN 43729, or larger
• Polarity-neutral bus connection
• 24-bit analog-digital converter for high resolution
• Electrically isolated
• Intrinsically-safe version for use in potentially explosive areas
• Special characteristic
• Sensor redundance

With PROFIBUS PA communication

• Function blocks: 2 x analog

With FOUNDATION fieldbus communication

• Function blocks: 2 x analog and 1 x PID
• Functionality: Basic or LAS

Mode of operation

The following function diagram explains the mode of operation of the transmitter.

The only difference between the two versions of the SITRANS TH400 (7NG3214-... and 7NG3215-...) is the type of fieldbus protocol used (PROFIBUS PA or FOUNDATION fieldbus).

SITRANS TH400, function diagram

System communication

SITRANS TH400, communication interface