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

Page 11

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11 | PIR Ready VT7200 Series-Installation Guide

Schematic

Wiring

Settings

Heating or cooling hydronic valve control: VT7200C5x00(x) Floating actuator

Mandatory

Out1Conf = 2.0

CntrltTyp = Floating

FL time = as per
actuator


If cooling only set::

SeqOpera = 0
Cooling only


If heating only set::

SeqOpera = 1
Heating only

Heating or cooling hydronic valve control: VT7200F5x00(x) Analog actuator

Mandatory

Out1Conf = 2.0

RA/DA = as per
actuator


If cooling only set::

SeqOpera = 0
Cooling only


If heating only set::

SeqOpera = 1
Heating only

Cooling / heating with changeover hydronic valve control: VT7200C5x00(x)
Floating actuator

Mandatory

Out1Conf = 2.0

CntrltTyp = Floating

FL time = as per
actuator


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

SeqOpera = 0
Cooling only

UI3 = COS

UI3 COS

0 V~ Com

24 V~ Hot

BO1 Open

BO2 Close

Supply water

temperature sensor

UI3 COS

0 V~ Com

24 V~ Hot

BO1 Open

BO2 Close

Modulating Floating

Valve Cooling or Heating

Room Temperature
Control Thermostat

Analog Valve

Cooling or Heating

Room Temperature
Control Thermostat

0 to 10

VDC

UI3 COS

0 V~ Com

24 V~ Hot

AO1

Modulating Floating Valve

Heating and/or Cooling

Optional Water

Supply Sensor

Room Temperature
Control Thermostat