<6. PARAMETER DESCRIPTION>
6-29
IM 01E30D01-01EN
[G25: 4-20mA Process Alarm]
Selection of the
current output during a process alarm occurrence
This parameter sets the current output during a
process alarm occurrence.
Setting
Function
21.6 mA or More Fixed at 21.6 mA or more
20.5 mA
Fixed at 20.5 mA
Hold
Fixed current value when an alarm
occurred.
4.0 mA
Fixed at 4.0 mA
3.8 mA
Fixed at 3.8 mA
3.2 mA or Less
Fixed at 3.2 mA or less
The default parameter is set to the following table at
the factory.
Standard
Optional code C1
21.6 mA or More
3.2 mA or Less
[G26: Alm-Sig Over]
Alarm recognition of “Signal
Overflow Alarm”
This parameter specifies whether the signal
overflow in process alarms will be recognized as
an alarm. A signal overflow occurs when there is an
error in the input signal.
Setting
Function
No
Not recognized as an alarm
Yes
Recognized as an alarm
[G27: Alm-Emp Pipe]
Alarm recognition of “Empty
Pipe Alarm”
This parameter specifies whether the empty pipe
(flowtube is not filled with fluid) in process alarms
will be recognized as an alarm.
Setting
Function
No
Not recognized as an alarm
Yes
Recognized as an alarm
[G28: Alm-H/L]
Alarm recognition of “H/L Alarm”
This parameter specifies whether H/L alarm in
process alarms will be recognized as an alarm.
Setting
Function
No
Not recognized as an alarm
Yes
Recognized as an alarm
NOTE
To set “H/L Alarm” as an alarm, it is necessary to
set “H/L Alarm” according to
F10: DO Function
,
and set
G10: Low Alarm
or
G11: High Alarm
as
well.
[G29: Alm-Adhesion]
Alarm recognition of
“Adhesion Alarm”
This parameter specifies whether the electrode
adhesion alarm in process alarms will be
recognized as an alarm.
Setting
Function
No
Not recognized as an alarm
Yes
Recognized as an alarm
[G30: 4-20mA Setting Alarm]
Selection of the
current output during a setting alarm occurrence
This parameter sets the current output during a
setting alarm occurrence.
Setting
Function
21.6 mA or more Fixed at 21.6 mA or more
20.5 mA
Fixed at 20.5 mA
Hold
Fixed current value when an alarm
occurred.
4.0 mA
Fixed at 4.0 mA
3.8 mA
Fixed at 3.8 mA
3.2 mA or Less
Fixed at 3.2 mA or less
The default parameter is set to the following table at
the factory.
Standard
Optional code C1
21.6 mA or More
3.2 mA or Less