Siemens RDG20 KN Series Basic Documentation page 71

Error display
Forced ventilation
(P003)
(RDG204KN, RDG264KN)
Note
IAQ - CO control (P450,
2
P023)
A6V11545892_en--_e
IAQ CO concentration, level indication:
2
EN DE FR
GOOD GUT BON
FAIR FAIR FAIR
BAD BAD BAS
CZ DK NO
GOOD GOOD GOD
FAIR FAIR OK
BAD BAD DLIG
● The thermostat displays "---" if the received value is ≥5000 ppm.
●
The thermostat displays "ER6" if sensor is broken.
The function is used to force start fan to improve indoor air quality.
When P003 is set as 4 (forced ventilation), the function can be enabled via
pressing button . The forced ventilation duration is 10 minutes by default and
selectable via rotary knob. The fresh air symbol
display when this function is enabled.
When forced ventilation is enabled and there are no user operations, forced
ventilation starts after 2 seconds timeout.
When P350 = 0, P003 is fixed as 4.
When P003 is set as 5 (forced ventilation, fan auto-manual), forced ventilation and
auto/manual fan speed can be selected via pressing button
Forced ventilation can be stopped via following HMI operations:
• Operating mode change
• Green leaf
• Middle button
The function improves indoor air quality by increasing the volumetric air flow.
IAQ control is only available when the thermostat is in Comfort mode.
The function is disabled on the other operating modes.
When P450 is set as 2 (T + IAQ) or 3 (T + r.h. + IAQ), IAQ control is enabled. This
function adjusts indoor air quality via damper when the measured IAQ - CO
higher than the setpoint (P023). The factory setting is 1000 ppm.
The fresh air symbol displays when the damper is open.
IT ES NL
BUON BIEN GOED
OK OK OK
BASS MALA LAAG
PL RO SK
GOOD GOOD GOOD
FAIR FAIR FAIR
BAD BAD BAD
, text "For" and actual fan speed
4
Functions
Additional functions
FI HU
GOOD GOOD
FAIR FAIR
BAD BAD
TR GR
IYI GOOD
ORTA FAIR
KOTU BAD
.
is
2
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