Modbus communication
A.9 Modbus holding registers tables
Modbus
Data type /
register
Size in bytes
3046
Float / 4
3042
Float / 4
Table A- 9
Additional process values for hydrocarbon applications
Modbus
Data type /
register
Size in bytes
7533
Float / 4
3070
Float / 4
3054
Float / 4
3056
Float / 4
3058
Float / 4
3060
Float / 4
3062
Float / 4
3066
Float / 4
3068
Float / 4
3150
Unsigned / 2
134
Parameter
Description
Kinematic vis-
Liquid viscosity
cosity
Medium tem-
Measured medium
perature
temperature
Parameter
Description
Standard vol-
Measured standard
ume flow
volume flow rate
Standardizing
Measured standardiz-
factor
ing factor
Standard ki-
Measured standard
inematic viscos-
kinematic viscosity
ity
Standard densi-
Measured standard
ty
density
Liquident
Measured liquident
API gravity
Measured API gravity
Base API gravi-
Measured base API
ty
gravity
Base specific
Measured base specif-
gravity
ic gravity
ROC
Rate of change
Liquid identifier
Liquid identifier
Default value
Value range /
[units]
Setting options
(units regis-
ter)
-
-
[m
/s]
2
(7524)
-
-
[°C]
(7700)
Default value
Value range /
[units]
Setting options
(units regis-
ter)
-
-
[Sm³/h]
(7964)
-
-
-
-
[m
/s]
2
(7524)
-
-
[kg/m
]
3
(7600)
-
-
[m/s]
-
-
[°API]
-
-
[°API]
-
-
[SGU]
-
-
[m/s
]
2
(8564)
-
-
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Access
level
Read
only
Read
only
Access
level
Read
only
Read
only
Read
only
Read
only
Read
only
Read
only
Read
only
Read
only
Read
only
Read
only