Modbus
register
Data type /
Size in bytes
Parameter Description Default value
[unit]
(unit register)
Value range /
Setting options
Access
level
2706 Float / 4 Pressure Process pressure simu‐
lation value
700000.0
[Pa]
(8015)
100000.0 - 100000000.0 Read /
write
2708 Float / 4 Viscosity Process viscosity simu‐
lation value
0.000001
[m
2
/s]
(7524)
0.00000001 - 10.0 Read /
write
2710 Float / 4 Sensor temper‐
ature
Sensor temperature
simulation value
20.0
[°C]
(7700)
-50.0 - 250.0 Read /
write
2712 Float / 4 Auxiliary tem‐
perature
Auxiliary temperature
simulation value
20.0
[°C]
(7700)
-50.0 - 250.0 Read /
write
2714 Float / 4 Concentration Concentration simula‐
tion value
0.0 % - Read /
write
2716 Float / 4 Base viscosity Base viscosity simula‐
tion value
0.000001
[m
2
/s]
(7524)
0.00000001 - 10.0 Read /
write
2718 Float / 4 Base density Base density simula‐
tion value
1000.0
[kg/m
3
]
(7600)
0.08 - 10000.0 Read /
write
2720 Float / 4 Liquident Liquident simulation
value
1500.0
[m/s]
(8014)
100.0 - 2500.0 Read /
write
2722 Float / 4 API gravity API gravity simulation
value
0.0
[°API]
-150.0 - +200.0 Read /
write
2724 Float / 4 Base API gravi‐
ty
Base API simulation
value
0.0
[°API]
-150.0 - +200.0 Read /
write
2726 Float / 4 Specific gravity Specific gravity simula‐
tion value
0.0
[SGU]
0.0 - 10.0 Read /
write
2728 Float / 4 Base specific
gravity
Base specific gravity
simulation value
0.0
[SGU]
0.0 - 10.0 Read /
write
2730 Float / 4 Rate of change Rate of change simula‐
tion value
0.0
[m
2
/s]
(7400)
- Read /
write
2732 Float / 4 Standardizing
factor
Standardizing factor
simulation value
0.0 0.0 - 10.0E+6 Read /
write
2734 Float / 4 Mass flow Mass flow simulation
value
0.0
[m
3
/s]
(7400)
-3.0E6 - +3.0E+6 Read /
write
2736 Float / 4 Standard vol‐
ume flow
Standard volume flow
simulation value
0.0
[Sm
3
/h]
(7964)
-1.0E5 - +1.0E+5 Read /
write
2738 Float / 4 Volume flow Volume flow simulation
value
0.0
[m
3
/s]
(7500)
-3000.0 - +3000.0 Read /
write
2740 Float / 4 Sound velocity Sound velocity simula‐
tion value
1500.0
[m/s]
(7648)
200.0 - 3000.0 Read /
write
Modbus communication
A.9 Modbus holding registers tables
SITRANS FST030 (Modbus)
326 Operating Instructions, 08/2018, A5E37367739-AD