System Implementation - Siemens sitrans LR 400 Instruction Manual And Users Manual

System Implementation

SITRANS LR 400 supports HART communication protocol, and SIMATIC PDM software.
Typical PLC/mA configuration with HART
HART Communicator 275
Note:
A 250 ohm loop resistor may be required, depending on PLC input resistance.
Typical PLC/mA configuration with PROFIBUS PA
Class 1
Master
DP/PA
Coupler
S I T R AN S LR 40 0
SITRANS LR 400
7ML19985FH04
S I TR A N S L R 4 0 0
PLC
PROFIBUS PA
S I T R AN S LR 40 0
SITRANS LR 400
SITRANS LR 400 – INSTRUCTION MANUAL
PLC with mA
input card
HART
SITRANS LR 400
Class 2
PDM
Master
S I T R AN S LR 40 0
SITRANS LR 400
PC/laptop with HART
modem running PDM
ET200
HART
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