Operating Instructions

System 600 APOGEE Laboratory Room Controller Owner's Manual
Glossary-4 Siemens Building Technologies, Inc.
OCC mode
Occupied mode.
OFF text
Text indicating the de-energized state of a digital point (e.g., OFF, CLOSED, NO).
ON text
Text indicating the energized state of a digital point (e.g., ON, OPEN, YES).
override switch
Button on room temperature sensor that can be pressed by an occupant to change the status
of a room from night mode to day mode for a predetermined time.
PID
Proportional, Integral, Derivative.
RTS
Room Temperature Sensor.
SI units
Systeme International d’Unites. The international metric system.
slave mode
Default application that comes up when power is first applied to the Laboratory Room
Controller.
slope
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.
stand-alone control
Type of control offered by a controller that is providing independent DDC control to a space.