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Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[units]
(units register)
Value range /
Setting options
Access
level
7927
Float / 4
Lower warning
limit
Falling below this
limit causes a warn‐
ing.
0
0 - 100
Read /
write
7929
Float / 4
Lower alarm
limit
Falling below this
limit causes an
alarm.
0
0 - 100
Read /
write
7931
Float / 4
Hysteresis
Hysteresis that af‐
fects the alarm and
warning limits.
0
0 - 100
Read /
write
4.10.5.7
Totalizers
Totalizer 1 settings
Table 4-27
Totalizer 1 settings
Modbus
register
Data type /
Size in bytes
Parameter
Description
Default value
[units]
(units register)
Value range /
Setting options
Access
level
8305
Unsigned / 2
Process value
Select process value
for totalization.
0
● 0: Cut-off filtered
mass flow
● 1: Cut-off filtered
volume flow
● 4: Corrected volume
flow
● 5: Fractional flow
medium A
● 5: Fractional flow
medium B
Read /
write
8302
Unsigned / 2
Fail-safe behav‐
ior
Behavior of the totaliz‐
er during the occur‐
ence of bad input value.
0
● 0: RUN; totalization is
continued using the
bad input value.
● 1: HOLD; totalization
is stopped.
● 2: MEMORY;
totalization is
continued based on
the last incoming
good value.
Read /
write
8323
Float / 4
Volume upper
alarm limit
Exceeding this limit
causes an alarm when
volume flow is selected
as input.
Max. floating
point value
[m
3
]
(8321)
Read /
write
MODBUS commands
4.10 Modbus holding registers tables
FCT030 Modbus (From firmware 4.0)
74
Function Manual, 06/2018, A5E39931813-AB
Содержание SITRANS F Coriolis FCT030
Страница 6: ...Table of contents FCT030 Modbus From firmware 4 0 6 Function Manual 06 2018 A5E39931813 AB ...
Страница 16: ...Communication 2 4 Connecting FCT030 Modbus From firmware 4 0 16 Function Manual 06 2018 A5E39931813 AB ...
Страница 194: ...Definitions A 1 Definitions FCT030 Modbus From firmware 4 0 194 Function Manual 06 2018 A5E39931813 AB ...
Страница 198: ...Index FCT030 Modbus From firmware 4 0 198 Function Manual 06 2018 A5E39931813 AB ...