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Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[unit]
(unit register)
Value range /
Setting options
Access
level
9076
Unsigned / 2
5
th
value
Selection of the fifth val‐
ue. Depending on the
number of values.
11
Read /
write
9077
Unsigned / 2
6
th
value
Selection of the sixth
value. Depending on
the number of values.
12
Read /
write
8050
Unsigned / 2
Trend scale
mode
Scaling mode for the
graph and totalizer
view.
0
● 0: Automatic scaling.
● 1: Fixed scaling
defined by Trend
scale lower limit
(8052) and Trend
scale upper limit
(8054).
Read /
write
8051
Unsigned / 2
Trend log time
window
Scaling of the time axis.
Effective when Trend
scale mode (8050) is
set to 1.
1
● 0: 1 min
● 1: 5 min
● 2: 15 min
● 3: 30 min
● 4: 1 h
● 5: 2 h
● 6: 3 h
Read /
write
8052
Float / 4
Trend scale low‐
er limit
Scaling of the y-axis.
Lower limit. Effective
when Trend scale
mode (8050) is set to 1.
0.0
-
Read /
write
8054
Float / 4
Trend scale up‐
per limit
Scaling of the y-axis.
Upper limit. Effective
when Trend scale
mode (8050) is set to 1.
0.0
-
Read /
write
MODBUS commands
4.10 Modbus holding registers tables
FCT030 Modbus (From firmware 4.0)
Function Manual, 06/2018, A5E39931813-AB
125