Siemens SITRANS FST030 - Page 211

Modbus
register
Data type /
Size in bytes
Parameter Description Default value
[units]
(units register)
Value range /
Setting options
Access
level
10028 Float / 4 Upper range
value pressure
Upper process pres‐
sure value that is map‐
ped to the upper nomi‐
nal range boundary se‐
lected by Frequency
value high (8935). Ap‐
plicable if Process val‐
ue (8904) = 20.
100000.0
[Pa]
(7548)
- Read /
write
10030 Float / 4 Lower range
value pressure
Lower process pres‐
sure value that is map‐
ped to the lower nomi‐
nal range boundary se‐
lected by Frequency
value low (8937). Appli‐
cable if Process value
(8904) = 20.
0.0
[Pa]
(7548)
- Read /
write
10032 Float / 4 Upper range
value dimen‐
sionless
Upper dimensionless
value that is mapped to
the upper nominal
range boundary selec‐
ted by Frequency value
high (8935). Applicable
if Process value (8904)
= 28, 32, 33, 34, or 36.
1.0 - Read /
write
10034 Float / 4 Lower range
value dimen‐
sionless
Lower dimensionless
value that is mapped to
the lower nominal
range boundary selec‐
ted by Frequency value
low (8937). Applicable
if Process value (8904)
= 28, 32, 33, 34, or 36.
0.0 - Read /
write
10036 Float / 4 Upper range
value current
Upper current value
that is mapped to the
upper nominal range
boundary selected by
Frequency value high
(8935). Applicable if
Process value (8904) =
25 or 26.
20.0
[mA]
- Read /
write
10038 Float / 4 Lower range
value current
Lower current value
that is mapped to the
lower nominal range
boundary selected by
Frequency value low
(8937). Applicable if
Process value (8904) =
25 or 26.
4.0
[mA]
- Read /
write
Modbus communication
A.9 Modbus holding registers tables
SITRANS FST030 (Modbus)
Operating Instructions, 08/2018, A5E37367739-AD 211