Glossary
slave mode
Default application that comes up when the power is first applied to a new Differential
Pressure Monitor. No monitoring is initiated in the Slave Mode.
slope
Factor that converts analog values (used by the Differential Pressure Monitor) to a form that
the user can understand (engineering units). Slope and intercept constants are determined
by the type and range of field input/output represented by the physical or virtual point.
stand-alone control
Type of control offered by a controller that is providing independent DDC control to a space.
TEC
Terminal Equipment Controller.
Terminal Equipment Controller
Siemens Building Technologies product family of equipment controllers (Room Pressurization
Controller and Constant Volume Controller, for example) that house the applications software
used to control terminal units, such as heat pumps, VAV terminal boxes, fan coil units, unit
ventilators, etc.
trunk
Communication link which allows information to be passed to and from field panels.
unbundle
Term used to describe the entering of a point that resides in a monitor’s or controller’s
database into the field panel’s database so that it can be monitored at
Vac
Volts, alternating current.
Vdc
Volts, direct current.
Siemens Building Technologies, Inc. 39
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