Modbus Rtu - Siemens SITRANS L Compact Operating Instructions
Controllers with ultrasonic transducer inputs
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Also See for SITRANS L:
- Operating instructions manual (269 pages) ,
- Compact operating instructions (61 pages) ,
- Application examples (11 pages)
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5.2.14.3
Modbus RTU
EIA-RS485 point-to-point connection to Modbus RTU master
①
②
EIA-RS485 multidrop connection to a Modbus RTU master
①
②
Note
Termination resistors
Termination resistors are typically 120R, however check the EIA-RS485 guidelines for more
information.
SITRANS LT500 with ultrasonic transducer inputs
Compact Operating Instructions, 02/2024, A5E52021877-AA
Termination resistors
Modbus RTU master
Termination resistors
Modbus RTU master
Connecting
5.2 Connecting SITRANS LT500
45
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