52
D. Installation - Ventilation
For every
CO2 intervent. step
in excess when the Block is activated (
Maximun CO2
), the temperature
Set of the
Ventilation
is decrease of value as set in
Ventilation set decr.,
until a maximum value set in
Maximum set decr.
This reduction also applies to the
Heating
set.
i.e. when considering the following sets:
Ventilation
=
25.0°
(vedi par. C.1)
Maximun CO2
= 2800
pm
CO2 intervent. step = 50
pm
Ventilation set decr.
= 0.2°
Maximum set decr.
=
1.0°
Below 2800 ppm of ambient C02 (
Maximun CO2
) the
Ventilation
temperature set will be 25.0°, at
2800 ppm of ambient C02 will be 24.8° (25.0°-0.2°= 24.8°), due to decrease of 0.2° (
Ventilation set
decr.)
for every extra 50 ppm
(CO2 intervent. step)
of ambient C02, up to a maximum decrease of 1.0°
(
Maximum set decr.)
which will bring temperature set of
Ventilation=
24.0° at 3000 ppm of CO2.
Decrease of Ventilation set for C02 intervent
* Decrease of
Ventilation
set controlled by
Maximum set decr.
OFF
VENTILAT.
SET
DECREASE
C0
2
indoor
ON*
Maximun CO2
CO2 intervent.
step
C0
2
ppm
For every
NH3 intervent. step
in excess when the Block is activated (
Maximun NH3
), the temperature
Set of the
Ventilation
is decrease of value as set in
Ventilation set decr.,
until a maximum value set in
Maximum set decr.
This reduction also applies to the
Heating
set.
i.e. when considering the following sets:
Ventilation
=
25.0°
(vedi par. C.1)
Maximum NH3
= 18
pm
NH3 intervent. step
=
0.5
pm
Ventilation set decr.
= 0.2°
Maximum set decr.
=
1.0°
Below 18 ppm of ambient NH3 (
Maximun NH3
) the
Ventilation
temperature set will be 25.0°, at 18
ppm of ambient NH3 will be 24.8° (25.0°-0.2°= 24.8°), due to decrease of 0.2° (
Ventilation set decr.)
for every extra 0,5 ppm
(NH3 intervent. step)
of ambient NH3, up to a maximum decrease of 1.0°
(
Maximum set decr.
)
which will bring temperature set of
Ventilation=
24.0° at 20 ppm of NH3.
Decrease of Ventilation set for NH3 intervent
* Decrease of
Ventilation
set controlled by
Maximum set decr.
OFF
VENTILAT.
SET
DECREASE
C0
2
indoor
ON*
Maximun NH3
CO2 intervent.
step
NH
3
ppm
Содержание Xfarm
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