Daikin VAM Series Engineering Data page 7

EDMMT712101
V e n t i l a t i o n v o l u m e c o n t r o l w i t h C O
D u r i n g i n c r e a s e i n C O
w i l l b e i n c r e a s e d t o h a v e h i g h e r a i r e x c h a n g e i n o r d e r t o r e d u c e
t h e C O l e v e l i n r o o m .
2
Human occupancy is reflected as CO
Change in CO
(ppm)
1600
1400
1200
1000
800
600
400
200
0
9 10
Equipped with a CO
volume according to the CO
Low airflow when there are low occupancy.
Heat Reclaim Ventilator
High airflow when there is an increase in occupancy.
Heat Reclaim Ventilator
VAM-HVE/HVLT Series
l e v e l i n t h e r o o m , v e n t i l a t i o n a i r v o l u m e
2
concentration in conference room
2
1400
ppm
Ventilation Ventilation
ON OFF
550
ppm
Number of people Number of people
in the room in the room
4 13
Person Person
11 12 13 14
Times of Day
sensor to automatically control the ventilation
2
Air Conditioner
Air Supply Exhaust
Air Conditioner
Air Supply Exhaust
s e n s o r i n t e r l o c k i n g
2
concentration
2
Meeting room size :40m²
Even if the number of
people decreases, if
ventilation is off, high
CO concentration
2
will not reduce much.
Ventilation
ON
Gradual decrease
in CO as
2
ventilation is
turned on
Experimental data: CO
Closed conference rooms often tend to have stagnant air
flow. In long meeting duration or meeting with full occupancy,
Number of people
the concentration of CO
in the room
from human and causes decrease in mind concentration. In
4
order to achieve effective ventilation in short period,
Person
mechanical ventilation and natural ventilation should be
combined to replace the air.
15 16 17 18
Image is for illustrative purpose
concentration.
2
With the new wired controller, BRC1H62W/K,
the airflow is able to be automatically controlled
based on CO
is able to be visualized on the screen*.
*Optional accessory CO
function.
This CO sensor cannot be used as CO
measurement tool. CO
subject to change depending on the room
condition and environment.
Product Introduction
concentration in the conference room.
2
increases due to the exhaled CO
2
New Wired Controller
(BRC1H62W/K)
concentration and CO concentration
2 2
sensor is required for this
2
2 2
concentration value will
2
2
5