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Modbus communication
A.9 Modbus holding registers tables
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
177
Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[units]
(units regis-
ter)
Value range /
Setting options
Access
level
1100
Float / 4
Calibration
value 8
Calibration correction
factor that is associat-
ed to Calibration point
8.
1.0
0.5 - 2.0
Read /
write
(Expert)
1102
Float / 4
Calibration
point 9
Calibration point 9 for
undirectional flow or
calibration point 9 for
bidirectional positive
flow. If 0.0 the calibra-
tion point is not used.
0.0
[m
3
/s]
(7500)
0.0 - 100000.0
Read /
write
(Expert)
1104
Float / 4
Calibration
value 9
Calibration correction
factor that is associat-
ed to Calibration point
9.
1.0
0.5 - 2.0
Read /
write
(Expert)
1106
Float / 4
Calibration
point 10
Calibration point 10 for
undirectional flow or
calibration point 10 for
bidirectional positive
flow. If 0.0 the calibra-
tion point is not used.
0.0
[m
3
/s]
(7500)
0.0 - 100000.0
Read /
write
(Expert)
1108
Float / 4
Calibration
value 10
Calibration correction
factor that is associat-
ed to Calibration point
10.
1.0
0.5 - 2.0
Read /
write
(Expert)
1110
Float / 4
Calibration
point 11
Calibration point 11 for
undirectional flow or
calibration point 11 for
bidirectional positive
flow. If 0.0 the calibra-
tion point is not used.
0.0
[m
3
/s]
(7500)
0.0 - 100000.0
Read /
write
(Expert)
1112
Float / 4
Calibration
value 11
Calibration correction
factor that is associat-
ed to Calibration point
11.
1.0
0.5 - 2.0
Read /
write
(Expert)
1114
Float / 4
Calibration
point 12
Calibration point 12 for
undirectional flow or
calibration point 12 for
bidirectional positive
flow. If 0.0 the calibra-
tion point is not used.
0.0
[m
3
/s]
(7500)
0.0 - 100000.0
Read /
write
(Expert)
1116
Float / 4
Calibration
value 12
Calibration correction
factor that is associat-
ed to Calibration point
12.
1.0
0.5 - 2.0
Read /
write
(Expert)