User`s guide

Data Storage Configuration
Data Storage Configuration
Release E UMC800 Control Builder User’s Guide 195
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Feature Description
Data Type Enable Signal
This enable signal turns storage on and off for trends.
From the pull-down menu, select:
NONE – Trend Storage Enable is started/stopped only through the
operator interface’s Data Storage Control Menu (defaults to Enable on
configuration download), or,
ANY DIGITAL TAG – Trend Storage is started/stopped only through
the on/off state of the selected Digital Signal. It will not appear on the
operator interface’s data Storage Control Menu
For detailed information concerning Trend Storage Enable, refer to
Trend storage enable conditions (page 189).
Storage Mode
From the pull-down menu, select a storage mode.
Refer to Table 47 for mode definitions.
Batch Enable Signal
This signal starts and stops storage for Trends configured for “Batch”
storage. It does not affect “Continuous” or “On Command” storage
selections.
From the pull-down menu, select:
NONE – Batch is started/stopped only through the operator interface’s
Data Storage Control Menu (defaults to Stop on configuration
download)
ANY DIGITAL TAG – Batch is started/stopped only through the on/off
state of the selected Digital Signal. It will not appear on the operator
interface’s data Storage Control Menu
For detailed information concerning Data Storage Enable, refer to
Overview of Data Storage Enable Conditions (page 187).
Rollover
Click this box to allow data storage to continue collecting data in a
circular storage mode where the oldest data is discarded as new data
is collected.
Clear this box to allow data storage to stop collecting data when the
file is full. You can configure a Warning Level for Disk Full %.
Warning Level
If you do not select rollover, enter a percent in the appropriate box.