Siemens SITRANS FST030 - Page 203

Modbus
register
Data type /
Size in bytes
Parameter Description Default value
[units]
(units register)
Value range /
Setting options
Access
level
8870 Float / 4 Upper range
value density
Upper process density
value that is mapped to
the upper nominal
range boundary selec‐
ted by Current mode
(8806). Applicable if
Process value (8802) =
2.
Max. density
[kg/m
3
]
(7600)
- Read /
write
8872 Float / 4 Lower range
value density
Lower process density
value that is mapped to
the lower nominal
range boundary selec‐
ted by Current mode
(8806). Applicable if
Process value (8802) =
2.
0.08
[kg/m
3
]
(7600)
- Read /
write
8874 Float / 4 Upper range
value tempera‐
ture
Upper medium temper‐
ature value that is map‐
ped to the upper nomi‐
nal range boundary se‐
lected by Current mode
(8806). Applicable if
Process value (8802) =
3.
Max. medium
temperature
[°C]
(7700)
- Read /
write
8876 Float / 4 Lower range
value tempera‐
ture
Lower medium temper‐
ature value that is map‐
ped to the lower nomi‐
nal range boundary se‐
lected by Current mode
(8806). Applicable if
Process value (8802) =
3.
Min. medium
temperature
[°C]
(7700)
- Read /
write
8878 Float / 4 Upper range
value standard
volume flow
Upper standard volume
flow value that is map‐
ped to the upper nomi‐
nal range boundary se‐
lected by Current mode
(8806). Applicable if
Process value (8802) =
27.
0.4 % • stand‐
ard volume
flow
[Sm
3
/h]
(7964)
- Read /
write
8880 Float / 4 Lower range
value standard
volume flow
Lower standard volume
flow value that is map‐
ped to the lower nomi‐
nal range boundary se‐
lected by Current mode
(8806). Applicable if
Process value (8802) =
27.
0.0
[Sm
3
/h]
(7964)
- Read /
write
Modbus communication
A.9 Modbus holding registers tables
SITRANS FST030 (Modbus)
Operating Instructions, 08/2018, A5E37367739-AD 203