5-11
1010PVNFM-3A
Section 5
less a special license has been obtained. Licenses for use with other products are avail-
able through the Controlotron Sales Department.
TERMINOLOGY CHART
This chart provides explanations for uncommon terms used in this manual.
TERM EXPLANATION
Active Memory Section of RAM allocated for active site parameters (all current
values). The flow computer receives site-specific operating in-
structions from Active Memory.
Alphanumeric Field An 8-character data entry field that allows you to specify a Site
Name or a Security code.
Arrow Keys Use the <Up, Down, Left and Right> Arrows to navigate through
the Installation Menu in their respective directions. The <Up or
Down> Arrows allow you also to scroll through option list items.
Asterisk Refers to the marker used in the Installation menu to indicate a
current option list selection. When you access an option list, you
can move the asterisk with the <Up or Down> Arrows to a new
selection, then press <Enter> to select the item.
CLR (Clear) Key Use the <CLR> key to erase a numeric value or clear a selection
from a multiple select option list.
Cursor This refers to the highlighted text and the arrow cursor that you
move via the arrow direction when navigating through menus or
menu cells.
Data Entry Refers to data entered into a menu cell (either numeric or option
list selection).
Datalogger Memory Memory segment that stores data items logged during operation.
You can view the Datalogger contents either on-screen or trans-
mit it to an external device via the RS-232 serial port. The
amount of Datalogger memory depends on how many sites reside
in Site Storage memory.
ENT (Enter) Key Use the <ENT> key to store a current numeric value or option
list item.
Flow Computer Refers to the meter itself (system refers to the meter and trans-
ducers combined).
Flow Tube Refers to our in-line (non-wetted) transducer assemblies suited for
small (under 2” lines) and extremely low-flow applications.
Graphic Screen Refers to the integral display screen.
Initial Makeup An internal process performed during installation, where the flow
computer acquires its receive signal and enhances other para-
meters for optimal operation at a site.
In-process Makeup An internal process where the flow computer recovers its Initial
Makeup parameters, after a fault condition interrupts operation.
Installation Menu The meter’s overall menu structure. Allows you to define all
aspects of the meter’s operation.
Interface m/s Refers to an alarm function that declares the passage of a liquid
interface by a comparison of the relative sonic velocities of the two
liquids.
LAPTOT Refers to a system function that freezes the Totalizer display,
while the Totalizer continues to update its registers.
(continued)
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