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Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[unit]
(unit register)
Value range /
Setting options
Access
level
6760
Unsigned / 2
Data type
Data type of Modbus
register specified by
Entry number.
-
● 0: No entry
● 1: Unsigned8
● 2: Unsigned16
● 3: Unsigned32
● 4: Float32
● 5: String
Read
only
6761
Unsigned / 2
Old value un‐
signed8
Parameter value of
type unsigned8 before
modification.
-
-
Read
only
6762
Unsigned / 2
Old value un‐
signed16
Parameter value of
type unsigned16 be‐
fore modification.
-
-
Read
only
6763
Unsigned / 4
Old value un‐
signed32
Parameter value of
type unsigned32 be‐
fore modification.
-
-
Read
only
6765
Float / 4
Old value float
Parameter value of
type float before modifi‐
cation.
(Unit is corresponding
default unit. See A.9.3)
-
-
Read
only
6767
String / 32
Old value string Parameter value of
type string before mod‐
ification.
-
-
Read
only
6783
Unsigned / 2
New value un‐
signed8
Parameter value of
type unsigned8 after
modification.
-
-
Read
only
6784
Unsigned / 2
New value un‐
signed16
Parameter value of
type unsigned16 after
modification.
-
-
Read
only
6785
Unsigned / 4
New value un‐
signed32
Parameter value of
type unsigned32 after
modification.
-
-
Read
only
6787
Float / 4
New value float Parameter value of
type float after modifica‐
tion.
(Unit is corresponding
-
-
Read
only
6789
String / 32
New value
string
Parameter value of
type string after modifi‐
cation.
-
-
Read
only
6805
Unsigned / 2
Initiator
Host that initiated the
parameter change.
-
● 1: Transmitter internal
● 2: Communication
channel
● 3: Local display
● 4: USB
Read
only
MODBUS commands
4.10 Modbus holding registers tables
FCT030 Modbus (From firmware 4.0)
Function Manual, 06/2018, A5E39931813-AB
187