Siemens SITRANS F Series Operating Instructions Manual page 278

Modbus communication
A.9 Modbus holding registers tables
Modbus Data type /
register Size in bytes
8081 Unsigned / 2
8082 Float / 4
8084 Float / 4
278
Parameter Description
Trend log time Scaling of the time axis.
window Effective when Trend
scale mode (8080) is
set to 1.
Trend scale low‐ Scaling of the y-axis.
er limit Lower limit. Effective
when Trend scale
mode (8080) is set to 1.
Trend scale up‐ Scaling of the y-axis.
per limit Upper limit. Effective
when Trend scale
mode (8080) is set to 1.
Default value Value range /
[unit] Setting options
(unit register)
1 ● 0: 1 min
● 1: 5 min
● 2: 15 min
● 3: 30 min
● 4: 1 h
● 5: 2 h
● 6: 3 h
0.0 -
0.0 -
Operating Instructions, 08/2018, A5E37367739-AD
Access
level
Read /
write
Read /
write
Read /
write
SITRANS FST030 (Modbus)