Siemens SIMATIC ET 200SP Manual page 16

Wiring: 2-wire connection for thermocouples and 4-, 3-, 2-wire connection of resistance-type sensors
or thermal resistors (RTD)
The following figure shows the block diagram and an example of the terminal assignment of
the analog input module AI 4xRTD/TC 2-/3-/4-wire HF on the BaseUnit BU type A0/A1.
Analog input module AI 4xRTD/TC 2-/3-/4-wire HF (6ES7134-6JD00-0CA1)
Manual, 09/2018, A5E03573289-AE
3.1 Wiring and block diagram
Wiring
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