EVCO S.p.A.
c-pro 3 OEM HRV | Application handbook ver. 4.0 | Code 144CP3OHE404
page 102 of 138
7.19
AQ step regulation (PF01 = 4)
This regulation is the same as the digital one in temperature steps, but is based on the air quality probe which must be connected and configured.
PF01:
Fan regulation type
PF19:
Minimum setpoint air quality regulation
PF20:
Maximum setpoint air quality regulation
PH37:
Minimum value air quality transducer
PH38:
Maximum value air quality transducer
7.20
AQ modulating regulation (PF01 = 5)
This regulation based on the air quality probe that must be connected and configured, sets the fan speed between a minimum setpoint defined by parameter
PF19
and
a maximum setpoint defined by parameter
PF20
as described in the graph below.
PF01:
Fan regulation type
PF03:
Minimum fan speed
PF04:
Maximum fan speed
PF19:
Minimum setpoint air quality regulation
PF20:
Maximum setpoint air quality regulation
PH37:
Minimum value air quality transducer
PH38:
Maximum value air quality transducer
PF20
CO2
Speed
PF19
PF04
PF03
PF20
PF19
CO2
Speed 1
Speed 2
Speed 3