Siemens 125-1957 Owner's Manual - Page 44

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APOGEE Unit Vent Controller
DO
Digital Output. Physical output point that generates a two-state signal (that is, ON/OFF,
OPEN/CLOSED, YES/NO, etc.).

English units

Foot-pound-second system of units for weights and measurements.

equipment controller

FLN device which provides additional point capacity to a field panel or provides individual
room or mechanical equipment control. The Unit Vent Controller — 0 to 10V Output is an
equipment controller.

field panel

Device containing a microprocessor for centralized control of system components and
equipment controllers. A field panel samples and processes field data, initiates control
actions, communicates with its operators, and generates reports, displays and warnings.
FLN
Field Level Network
intercept
Factor which converts analog values (used by the controller) to a form which the user can
understand (engineering units). Slope and intercept constants are determined by the type of
field input/output represented by the physical or virtual point.
FLN
Revised acronym for Floor Level Network. The term "Floor" is no longer used and has been
replaced with "Field".
Ioopout
Output of the control loop expressed as a percentage.
OFF text
Text indicating the de-energized state of a digital point (for example, OFF, CLOSED, NO).
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0 to 10V Output Owner's Manual
Siemens Building Technologies, Inc.