Changeover – Viconics VT7200 Installation Manual (Current Release 5000 Series PIR Ready) User Manual

Page 10

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10 | PIR Ready VT7200 Series-Installation Guide

Pressure dependent VAV cooling / heating with changeover and reheat:
VT7200C5x00(x) Floating actuator

Mandatory

Out1Conf = 2.0

CntrltTyp = Floating

FL time = as per
actuator


If heat / cool auto-
changeover
with a local
discharge air
temperature sensor set:

SeqOpera = 2
Cooling with Reheat

UI3 = COS

Pressure dependent VAV cooling / heating with changeover and reheat:
VT7200F5x00(x) Analog actuator

Mandatory

Out1Conf = 2.0

RA/DA = as per
actuator


If heat / cool auto-
changeover
with a local
discharge air
temperature sensor set:

SeqOpera = 2
Cooling with Reheat

UI3 = COS

Supply air

temperature sensor

1

C

UI3 COS

0 V~ Com

24 V~ Hot

BO1 Open

BO2 Close

BO5-Aux

BO5-Aux

Sensor

Room Temperature Control

& Maximum

Position

Adjusted on the actuator

Modulating Floating

VAV Actuator

Heating and/or Cooling

& On/Off Duct Heater

Minimum

Sensor

Analog

VAV Actuator

Heating and/or Cooling

& On/Off Duct Heater

& Maximum

Position

the actuator

Minimum

Adjusted on

Room Temperature Control

Supply air

temperature sensor

1

C

0 to 10

VDC

UI3 COS

0 V~ Com

24 V~ Hot

AO1

BO5-Aux

BO5-Aux

AO2

Changeover

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