Operation Manual
Table Of Contents
- 1. Safety instructions
- 2. Application
- 3. Features
- 4. Technical data
- 5. Dimensional drawing
- 6. Determination of the installation point
- 7. Inlet and outlet sections
- 8. Sensor installation
- 9. Sensor signal outputs
- 10. Sensor display (option)
- 11. Service App S4C-FS
- 12. Calibration
- 13. Maintenance
- 14. Disposal or waste
- 15. Warranty
- 16. Appendix A - Analogue output
- 17. Appendix B - Modbus communication example
- 18. Appendix C - LRC and CRC calculation
17. Appendix B - Modbus communication example
17. Appendix B - Modbus communication example
03 (0x03) Read holding register
Request Response
Slave address 1 byte Slave address 1 byte
Function code 1 byte Function code 1 byte
Starting address
Hi
1 byte Byte count 1 byte
Starting address
Lo
1 byte Register Hi 1 byte
No. of points Hi 1 byte Register Lo 1 byte
No. of points Lo 1 byte : :
CRC 2 bytes Register Hi 1 byte
Register Lo 1 byte
CRC 2 bytes
05 (0x05) Write single coil
Request Response
Slave address 1 byte Slave address 1 byte
Function code 1 byte Function code 1 byte
Coil address Hi 1 byte Coil address Hi 1 byte
Coil address Lo 1 byte Coil address Lo 1 byte
Data Hi 1 byte Data Hi 1 byte
Data Lo 1 byte Data L 1 byte
CRC 2 bytes CRC 2 bytes
S401 33