Table Of Contents - Carrier VVT Zone II Installation And Startup Manual

Contents
Introduction .................................................................................................................................................................. 1
What is a VVT Zone II? ......................................................................................................................................... 1
Specifications ........................................................................................................................................................ 3
Safety Considerations .......................................................................................................................................... 5
Field-supplied hardware ...................................................................................................................................... 5
Installing the VVT Zone II............................................................................................................................................. 6
Mounting the VVT Zone II ..................................................................................................................................... 6
To mount the controller and actuator .................................................................................................. 6
Wiring the VVT Zone II for power ..................................................................................................................... 10
To wire the controller for power .......................................................................................................... 11
Addressing the VVT Zone II ............................................................................................................................... 12
Wiring for communications .............................................................................................................................. 12
Wiring specifications for BACnet MS/TP and ARC156 ...................................................................... 12
To wire the controller to the BACnet network .................................................................................... 13
Wiring devices to the VVT Zone II's Rnet port ............................................................................................... 13
Wiring specifications ........................................................................................................................... 14
To wire ZS sensors to the controller ................................................................................................... 14
To wire the Wireless Adapter for wireless sensors ............................................................................ 15
To wire an Equipment Touch to the VVT Zone II ................................................................................ 17
To wire the TruVu™ ET Display ........................................................................................................... 18
Wiring sensors to the VVT Zone II's inputs ..................................................................................................... 19
Wiring specifications ........................................................................................................................... 19
To wire the T55 sensor to the controller ............................................................................................ 20
To wire the Supply Air Temperature sensor to the controller ........................................................... 20
To wire a Duct Air Sensor to the controller ........................................................................................ 21
To wire the CO2 sensor to the controller ........................................................................................... 21
To wire the Relative Humidity sensor to the controller ..................................................................... 23
Wiring a remote occupancy sensor .................................................................................................... 24
Wiring equipment to outputs ........................................................................................................................... 25
Wiring specifications ........................................................................................................................... 25
Wiring diagram legend ........................................................................................................................ 26
Single duct only ................................................................................................................................... 26
Single duct 2-position hot water ......................................................................................................... 27
Single duct modulating hot water ...................................................................................................... 28
Single duct SCR electric heat ............................................................................................................. 29
Single duct combination base board and ducted heat ..................................................................... 30
Single duct staged electric heat ......................................................................................................... 31
Fan box 2-position hot water .............................................................................................................. 32
Fan box modulating hot water - ducted or baseboard ...................................................................... 33
Fan box SCR electric heat ................................................................................................................... 34
Fan box combination baseboard and ducted heat ........................................................................... 35
Fan box 2-stage electric heat ............................................................................................................. 36
Wiring field-supplied actuators to the analog output ........................................................................ 37
Start-up ....................................................................................................................................................................... 40
Configuring the VVT Zone II's properties ........................................................................................................ 40
Configuring ZS Sensors ..................................................................................................................................... 41
Performing system checkout ........................................................................................................................... 41
Commissioning the VVT Zone II ....................................................................................................................... 42
Balancing the system ........................................................................................................................................ 42
Step 1: Prepare for balancing ............................................................................................................ 43
Step 2: Balance each zone ................................................................................................................ 43
Step 3: Set the system static pressure ............................................................................................. 44