V&A CO2 Transmitter VAT620/VAT622/VAT630/VAT632 Environmental Products?0 pages

V&A®

INSTRUMENT

CO2 Transmitter

► VAT62O-CO2/VAT622-CO2

VAT630-CO2/VAT632-CO2

Model

VAT620-CO2

Install mode

Wall mount

Display: LED indication

300~3000ppm

300~30000ppm (agricultural application)

CO2

Relay output

Analog output 4~20mA/0~1 OV

-20.0~50.0t; ±lt

Temperature Relay output

Analog output 4~20mA/0~1 OV

0-99.9% ±3%RH

Humidity Relay output

Analog output 4~20mA/0~1 OV

USB interface

RS485 communication (Modbus)

LAN communication (option)

Power 24V AC/DC

Correspod time

VAT622-C02

Wall mount

O

VAT630-CO2

Duct mount

VAT632-C02

Duct mount

CO2

1/e(63

90) <60s;Temperature and humidity:

%)change .Slow flow rates < 10s

C02 °C %RH

* Dual window NDIR sensor

• Analog output 4~20mA

* RS485 communication

* Max up to 30000ppm for C02

I

Mulit-controller

Blast gate |

actuator |

o 1--1

Blast gate

or Fan n

Blast gate | R 3lay output n

actuator

Blast gate

or Fan 1

Analog

output 1

Relay output 1

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