Emerson Series 3000 MVD 사용자 설명서
86
Micro Motion
®
Series 3000 MVD Transmitters and Controllers
Configuring the Discrete Batch Application
11.5
Control options
Select one of the control options defined in Table 11-2.
Note: Control options apply to all batch presets.
ED net mass flow
• Net mass flow rate
• Net mass flow is available only if the enhanced density application software is
• Net mass flow is available only if the enhanced density application software is
installed and configured to indicate net mass flow. See the enhanced density
manual.
manual.
ED net vol flow
• Net volume flow rate at reference temperature
• Net volume flow is available only if the enhanced density application software is
• Net volume flow is available only if the enhanced density application software is
installed and configured to indicate net volume flow. See the enhanced density
manual.
manual.
API temperature-
corrected volume
flow
corrected volume
flow
(4)
• Volume flow adjusted by the calculated volume correction factor
• Available only if the petroleum measurement application is installed. See
• Available only if the petroleum measurement application is installed. See
(1) Displayed only if Volume Flow Type is set to Liquid. See Section 7.3.2.
(2) Displayed only if Volume Flow Type is set to Gas Standard. See Section 7.3.2.
(3) Displayed only if the enhanced density application is installed.
(4) Displayed only if the petroleum measurement application is installed.
(2) Displayed only if Volume Flow Type is set to Gas Standard. See Section 7.3.2.
(3) Displayed only if the enhanced density application is installed.
(4) Displayed only if the petroleum measurement application is installed.
Table 11-2
Control options
Setting
Default
Description
Enable batch
Yes
• Select Yes to enable the discrete batch application.
• Select No to disable the discrete batch application. The operation mode will
• Select No to disable the discrete batch application. The operation mode will
default to the process monitor.
• If the custody transfer application is installed, with either World Area set to
NTEP or World Area set to OIML with batching approved (see Chapter 14),
Enable Batch is set to Yes and cannot be changed.
Enable Batch is set to Yes and cannot be changed.
Time out
10.0 sec
• The Time Out period specifies how long the batch controller will wait before
posting an alarm if flow stops or the batch totalizer or batch flow is inhibited
while a batch is running.
while a batch is running.
• Enter a value of 0.0 to 300.0.
• Time Out is disabled if set to 0.0 seconds.
• A discrete output can be configured to activate if the Time Out period expires.
• Time Out is disabled if set to 0.0 seconds.
• A discrete output can be configured to activate if the Time Out period expires.
No. of stages
1
Enter a value of 1 for 1-stage batch control, or 2 for 2-stage batch control. See
the discussion in Section 11.5.1.
the discussion in Section 11.5.1.
No. of decimals
1
• Enter a value of 0 to 5.
• This value specifies the number of digits to the right of the decimal point on the
• This value specifies the number of digits to the right of the decimal point on the
operation screen.
Reset on start
No
• If set to Yes, the batch totalizer resets when the operator starts the batch.
• If set to No, the operator must press RESET before starting a new batch
• Reset and Start can be assigned to discrete inputs or discrete events. See
• If set to No, the operator must press RESET before starting a new batch
• Reset and Start can be assigned to discrete inputs or discrete events. See
• If the custody transfer application is installed, Reset on Start is set to No and
cannot be changed if either of the following is true: World Area is set to NTEP,
or World Area is set to OIML and the discrete batch application is approved.
or World Area is set to OIML and the discrete batch application is approved.
Table 11-1
Flow sources continued
Flow Source
Default
Description