Modbus RTU RS-485
14
SFIDK.PS.023.D2.02
Modbus Modbus No. of Data Read/
register address bytes type
Description
write
4:03003 3002 4 Float Absolute Volumeflow (m
3
/s) R
4:03015 3014 8 Double Totalizer 1 (m
3
)R
4:03019 3018 8 Double Totalizer 2/Batch (m
3
)R
4:03023 3022 4 Float Totalizer 1 (m
3
)R
4:03025 3024 4 Float Totalizer 2/Batch (m
3
)R
6. Modbus holding registers
Modbus Modbus No. of Data Read/
register address bytes type
Description
write
4:03001 3000 4 Float Absolute Massflow (kg/s) R
4:03003 3002 4 Float Absolute Volumeflow (m
3
/s) R
4:03005 3004 4 Float Absolute Density (kg/m
3
)R
4:03007 3006 4 Float Sensor temperature (°C) R
4:03009 3008 4 Float Fraction A (kg/s) R
4:03011 3010 4 Float Fraction B (kg/s) R
4:03013 3012 4 Float % fraction A (%) R
4:03015 3014 8 Double Totalizer 1 (kg or m
3
)R
4:03019 3018 8 Double Totalizer 2/Batch (kg or m
3
)R
4:03023 3022 4 Float Totalizer 1 (kg or m
3
)R
4:03025 3024 4 Float Totalizer 2/Batch (kg or m
3
)R
4:03100 3099 2 Byte
Update rate set:
0 = Reserved
1 = All process data updated
with 2 Hz R/W
2 = Like set 1, but with
Massflow 10 Hz
3 = Like set 2, but with
Totalizers 5 Hz
MASS
Modbus Modbus No. of Data Read/
register address bytes type
Description
write
4:00501 500 2 Word No. of ParityErrors R
4:00502 501 2 Word No. of FramingErrors R
4:00504 503 2 Word No. of CRC Errors R
4:00505 504 2 Word No. of Ok Messages (received) R
4:00508 507 4 Dword InterFrameSpace (us) R
4:00512 511 2 Word Response Timeout (ms) R/W
4:00513 512 2 Word Response Delay (ms) R/W
4:00514 513 2 Byte 10xInterFrameSpace (10 x chars) R/W
4:00515 514 4 Dword Baudrate as double word R
4:00528 528 2 Byte Device address (1 - 247) R/W
4:00529 529 2 Byte
Baudrate:
0 = 1200
1 = 2400
2 = 4800
3 = 9600 R/W
4 = 19200
5 = 38400
6 = 57600
7 = 76800
8 = 115200
4:00530 530 2 Byte
Parity/framing:
0 = 8, E, 1
1 = 8, O, 1
R/W
2 = 8, N, 2
3 = 8, N, 1
6.1 Process data MAG
6.2 Modbus driver set-
tings