Terminology Chart

Section 5	1010NFM-3J

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 instructions 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 transmit 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 transducers
	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 parameters
	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)

5-11

Section 5

TERMINOLOGY CHART

TERM

EXPLANATION

LAPTOT