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P30U-09A/1
USERS MANUAL
Contents
1. Application ..................................................................................................................................... 3
2. Set of the P30 transducer .............................................................................................................. 4
3. Basic requirements, operational safety .......................................................................................... 5
4. Installation ...................................................................................................................................... 5
4.1. Fixing the P30U transducer ........................................................................................... .....5
4.2. External connection diagrams ............................................................................................ 7
5. Servicing ........................................................................................................................................ 8
5.1. Description of the P30U transducer front panel .................................................................. 8
5.2. Messages after switching on the power .............................................................................. 9
5.3. Key functions: ..................................................................................................................... 9
5.4. Programming the transducer parameters ......................................................................... 11
5.4.1. Method of changing the selected parameter value ................................................ 14
5.4.2. Changing the floating point values......................................................................... 15
5.4.3. Programmable transducer parameters .................................................................. 15
5.4.4. Mathematical functions .......................................................................................... 24
5.4.5. Individual characteristics of input ........................................................................... 25
5.4.6. Individual characteristics of output......................................................................... 27
5.4.7. Overflow options of analog output ......................................................................... 27
5.4.8. Alarm types ............................................................................................................ 30
5.4.9. Display format........................................................................................................ 31
5.4.10. Standard parameters ........................................................................................... 33
5.4.11. Defining your own unit ................................................................................................. 35
5.4.12. RS-485 Master mode .......................................................................................... 36
5.4.13. RS-485 Monitor mode ......................................................................................... 38
6. Software updating ........................................................................................................................ 40
7. Internal archive ............................................................................................................................ 42
7.1. Memory structure .............................................................................................................. 42
7.2. Record structure ............................................................................................................... 43
7.4. Getting archive data.......................................................................................................... 46
8. Memory card (option) ................................................................................................................... 47
8.1 Archive file structure ......................................................................................................... 49
9. RS-485 interface .......................................................................................................................... 50
9.1. Connecting a serial interface ............................................................................................ 50
9.2. Description of MODBUS protocol implementation ............................................................ 52
9.3 Description of the functions applied ................................................................................... 52
9.4 Register map ..................................................................................................................... 54
9.5 Read and write registers .................................................................................................... 56
9.6 Read registers ................................................................................................................... 68
10. Accessories ................................................................................................................................ 72
11. Technical data ............................................................................................................................ 73
12. Execution code .......................................................................................................................... 78
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