Table of Contents
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Contents
Introduction .................................................................................................................................................................. 1
What is a VVT Bypass II? ...................................................................................................................................... 1
Specifications ........................................................................................................................................................ 3
Safety Considerations .......................................................................................................................................... 5
Installing the VVT Bypass II ......................................................................................................................................... 6
Field-supplied hardware ...................................................................................................................................... 6
Mounting the VVT Bypass II ................................................................................................................................. 7
To mount the controller and actuator .................................................................................................. 7
Wiring the VVT Bypass II for power ................................................................................................................. 12
To wire the controller for power .......................................................................................................... 13
Addressing the VVT Bypass II ........................................................................................................................... 14
Wiring for communications .............................................................................................................................. 14
Wiring specifications for BACnet MS/TP and ARC156 ...................................................................... 14
To wire the controller to the BACnet network .................................................................................... 15
Wiring inputs and outputs ................................................................................................................................ 16
Wiring a Duct Air Temperature sensor to an input ............................................................................ 16
Wiring field-supplied actuators to the analog output ........................................................................ 17
Wiring and mounting the Equipment Touch to the Rnet port ........................................................... 20
Wiring the TruVu™ ET Display to the Rnet port ................................................................................. 21
Start-up ....................................................................................................................................................................... 22
Configuring the VVT Bypass II's properties .................................................................................................... 22
Performing system checkout ........................................................................................................................... 23
Bypass damper .................................................................................................................................... 23
Variable frequency drive (VFD) ........................................................................................................... 24
Sequence of operation .............................................................................................................................................. 26
Duct static pressure control ............................................................................................................................. 26
LAT monitoring and limiting ............................................................................................................................. 26
Equipment fan off detection ............................................................................................................................ 27
Supply Air Temperature Alarm ........................................................................................................................ 27
Airside linkage .................................................................................................................................................... 27
Air source mode determination....................................................................................................................... 28
To adjust the driver properties.................................................................................................................................. 29
Driver ................................................................................................................................................................... 29
Device .................................................................................................................................................................. 30
Notification Classes ........................................................................................................................................... 31
Calendars ............................................................................................................................................................ 32
Common Alarms ................................................................................................................................................ 32
Specific Events ................................................................................................................................................... 33
Switches, Jumpers, Options ............................................................................................................................. 33
Flow Calibration Archive ................................................................................................................................... 33
Act Net Network Details ................................................................................................................................... 34
Troubleshooting ......................................................................................................................................................... 35
LED's .................................................................................................................................................................... 35
To get the serial number .................................................................................................................................. 36
To restore factory defaults ............................................................................................................................... 36
To replace the battery ....................................................................................................................................... 37
To clean the airflow sensor orifice .................................................................................................................. 37
Compliance ................................................................................................................................................................ 39
FCC Compliance ................................................................................................................................................. 39
CE Compliance ................................................................................................................................................... 39
BACnet Compliance........................................................................................................................................... 39
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