Siemens SITRANS F series Operating Instructions Manual page 192

Modbus communication
A.9 Modbus holding registers tables
Modbus Data type /
register Size in bytes
11544 Float / 4
11546 Float / 4
11548 Float / 4
Standard specific gravity settings
Table A- 44 Standard specific gravity settings (only hydrocarbon applications)
Modbus Data type /
register Size in bytes
11550 Float / 4
11552 Float / 4
11554 Float / 4
11556 Float / 4
11558 Float / 4
190
Parameter Description
Lower warning Falling below this limit
limit causes a warning.
Lower alarm Falling below this limit
limit causes an alarm.
Hysteresis Hysteresis that affects
the alarm and warning
limits.
Parameter Description
Upper alarm Exceeding this limit
limit causes an alarm.
Upper warning Exceeding this limit
limit causes a warning.
Lower warning Falling below this limit
limit causes a warning.
Lower alarm Falling below this limit
limit causes an alarm.
Hysteresis Hysteresis that affects
the alarm and warning
limits.
Default value Value range /
[units] Setting options
(units regis-
ter)
Min. floating -
point value
[SGU]
Min. floating -
point value
[SGU]
0.0 -
[SGU]
Default value Value range /
[units] Setting options
(units regis-
ter)
Max. floating -
point value
[SGU]
Max. floating -
point value
[SGU]
Min. floating -
point value
[SGU]
Min. floating -
point value
[SGU]
0.0 -
[SGU]
SITRANS F Ultrasonic flowmeters FST030 (Modbus)
Operating Instructions, 08/2017, A5E37367739-AC
Access
level
Read /
write
Read /
write
Read /
write
Access
level
Read /
write
Read /
write
Read /
write
Read /
write
Read /
write