Specifications
xii • Table of Contents 026-1610 Rev 10 06-APR-2010
11.7.13 Losing Contact With Zone Applications..................................................................................................... 11-28
11.7.14 Stand-Alone MultiFlex RTUs ..................................................................................................................... 11-28
11.7.15 MultiFlex RTU/ARTC and AHU Zone Association.................................................................................... 11-28
11.8 M
ULTIFLEX CUB BOARD.................................................................................................................................... 11-29
11.9 M
ULTIFLEX PAK BOARD.................................................................................................................................... 11-29
11.10 L
IGHTING SCHEDULES ....................................................................................................................................... 11-29
11.10.1 Overview..................................................................................................................................................... 11-29
11.10.2 Functions of the Lighting Schedule Application ........................................................................................ 11-30
11.10.3 Control Method Select................................................................................................................................ 11-30
11.10.4 Standard Control........................................................................................................................................ 11-30
11.10.4.1 The Light Level Interface Cell (LLEV INTERFACE).................................................................................... 11-30
11.10.4.2 The Schedule Interface Cell (SCHEDIF) ........................................................................................................ 11-31
11.10.5 Alternate Control........................................................................................................................................ 11-31
11.10.5.1 Multi-Logic Combiner..................................................................................................................................... 11-31
11.10.5.2 Offset Solar Control......................................................................................................................................... 11-32
11.10.6 The Basic Schedule Cell............................................................................................................................ 11-32
11.10.6.1 Slave Scheduling.............................................................................................................................................. 11-32
11.10.7 The Min ON/OFF Cell ............................................................................................................................... 11-32
11.10.8 The Proof Cell............................................................................................................................................ 11-32
11.10.9 Output Light Dimming .............................................................................................................................. 11-33
11.11 D
EMAND CONTROL............................................................................................................................................ 11-33
11.11.1 Introduction to Demand Limit Control ...................................................................................................... 11-33
11.11.2 Demand Monitoring................................................................................................................................... 11-33
11.11.3 Load Shedding............................................................................................................................................ 11-34
11.11.3.1 Definition......................................................................................................................................................... 11-34
11.11.4 Shedding Levels.......................................................................................................................................... 11-34
11.11.5 Priority Levels........................................................................................................................................... 11-34
11.11.6 How Demand Control Uses Load Shedding ............................................................................................. 11-36
11.11.6.1 Power Monitoring Input................................................................................................................................... 11-37
11.12 SENSOR CONTROL.............................................................................................................................................. 11-37
11.12.1 Overview..................................................................................................................................................... 11-37
11.12.2 Analog Sensor Control............................................................................................................................... 11-37
11.12.3 Cut In/Cut Out Setpoint Control ................................................................................................................ 11-37
11.12.4 Digital Sensor Control ............................................................................................................................... 11-37
11.12.5 Logical Combination.................................................................................................................................. 11-38
11.13 L
OOP/SEQUENCE CONTROL ............................................................................................................................... 11-38
11.13.1 Layout of the Loop/Sequence Control Application .................................................................................... 11-38
11.13.1.1 Control Cells.................................................................................................................................................... 11-38
11.13.1.2 Output Cells ..................................................................................................................................................... 11-39
11.13.1.3 Diagram............................................................................................................................................................ 11-39
11.13.2 Loop/Sequence Control Cell Descriptions................................................................................................. 11-39
11.13.2.1 The Select Cell................................................................................................................................................. 11-39
11.13.2.2 The Setpoint Float Cell.................................................................................................................................... 11-40
11.13.2.3 The PID Control Cell....................................................................................................................................... 11-40
11.13.2.4 The Filter Cell.................................................................................................................................................. 11-40
11.13.2.5 The Override Cell ............................................................................................................................................ 11-40
11.13.3 Output Cell Descriptions............................................................................................................................ 11-40
11.13.3.1 The Sequencer Cell.......................................................................................................................................... 11-40
11.13.3.2 The PWM Cell................................................................................................................................................. 11-40
11.14 TIME SCHEDULING AND HOLIDAYS................................................................................................................... 11-41
11.14.1 How Schedules Work.................................................................................................................................. 11-41
11.14.1.1 Events............................................................................................................................................................... 11-41
11.14.1.2 Absolute and Relative Events.......................................................................................................................... 11-41
11.14.1.3 Temporary Schedule Events ............................................................................................................................ 11-41
11.14.1.4 Overlapping...................................................................................................................................................... 11-42
11.14.1.5 Ranges.............................................................................................................................................................. 11-42