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C.4
Modbus holding registers tables
In the following the Modbus RTU holding registers available for the device are described.
Note
All Write parameters require password access.
Table C-1
Process values
Modbus ad‐
dress
Data type /
Size [bytes]
Parameter
Description
Default value
[unit]
Value range
Access
level
3000
float / 4
Mass flow
Measured mass flow
- [kg/s]
-
Read Only
3002
float / 4
Volume flow
Measured volume flow
- [m
3
/s]
-
Read Only
3004
float / 4
Density
Measured density
- [kg/m
3
]
-
Read Only
3010
float / 4
Media temperature Measured temperature of
the process media
- [°C]
-
Read Only
3023
float / 4
Frame Tempera‐
ture
Measured temperature of
the sensor frame
(1)
- [°C]
-
Read Only
(1) Only available if the sensor has frame temperature measurement
Modbus communication FCT010
C.4 Modbus holding registers tables
SITRANS MASS 2100 & FC300 (FCT010/DSL)
Operating Instructions, 06/2020, A5E39788682-AB
157