English
53
SysAer
M
ain
menu Q0
Item
Scr
een
code
Par
ame
ter
Unit
Min
Fact
.
M
ax
Descrip
tion / No
te
SER
VICE
Additional he
at
er
balanc
e
Px
OA
T limit
°C
-40
-30
40
Belo
w
this O
AT
limit
, auxiliary
he
at
er
replac
es thermodynamic he
ating.
Hy
st
er
esis diff
er
en
tial
°C
0
2
9
Hy
st
er
esis on O
AT
limit t
o a
void s
wit
ches be
tw
een c
ompr
es
sor
s and additional
he
at
er
when O
AT
is ne
ar
the limit
.
Py1
Enable c
ompr
es
sor
s in
extr
a he
ating
N/
Y
N
Enables the c
ompr
es
sor
s t
o run in addition t
o electrical he
at
er
s, he
ating
valv
e or
gas burner
, when O
AT
is belo
w
O
AT
limit
.
FRE
CO
Py2
FRE
CO diff
er
en
tial
°C
0
2
15
FRE
CO oper
ating r
ange
FRE
CO min. opening
%
0
10
100
FRE
CO
valv
e minimum opening
Py3
de
-fr
os
ting on/
off
ON
FRE
CO
valv
e opens if the an
tifr
ee
ze thermos
ta
t c
on
tact is activ
at
ed
de
fros
ting opening
%
0
100
100
Air
parts pr
esenc
e
PA
Clogged filt
er
s
wit
ch
N/
Y
Y
Pos
sibility
to activ
at
e or
no
t the clogged filt
er
s
wit
ch, in case
De
fros
t
PB
St
art dela
y
min
0
40
120
Cumula
tiv
e time
when the de
fros
t (
coil
) t
emper
atur
e is belo
w
-5°C t
o s
tart the
deicing.
M
aximum dur
ation
min
0
10
20
The
de
fros
t ends
normal
ly
when
the
de
fros
t t
emper
atur
e
ex
ceeds
14°C
, but
it
wil
l
also end if it las
ts mor
e than the ma
ximum dur
ation.
Clock pr
esenc
e
PC
Clock boar
d pr
esenc
e
N/
Y
Y
This
par
ame
ter
al
lo
w
s t
o activ
at
e the
clock boar
d functions
when
it is
no
t f
act
ory
moun
ted. S
wit
ching t
o
yes
when the boar
d is absen
t wil
l gener
at
e an alarm (
op
tion
).
Remo
te c
on
trols
Digit
al inputs
PD
ON/
OFF ID5
N/
Y
N
Activ
ation o
f the digit
al input
which can c
on
trol the unit ON/
OFF
.
Summer
/Win
ter
ID3
N/
Y
N
Activ
ation o
f the digit
al input
which can c
on
trol the unit Summer
/Win
ter
mode
.
Misc
el
laneous
PE
ON a
ft
er
black
out
N/
Y
Y
Aut
oma
tic r
es
tart o
f the unit a
ft
er
an electric po
w
er
cut
Sho
w
langage scr
een
at s
tart
-up
N/
Y
N
Al
lo
w
s t
o select if the langage selection scr
een appe
ar
s a
t e
ach unit s
tart
-up
. Only
English is a
vailable f
or
no
w
.
Random s
tart time
N/
Y
Y
If the unit is no
t a P
lan sla
ve
, it can s
tart a
ft
er
a r
andom time (60s ma
x) a
ft
er
being
swit
ched ON, or
a
ft
er
a po
w
er
failur
e.
Supervision
PF
ON/
OFF b
y supervisor
N/
Y
N
No
par
ame
ter
writt
en or
re
ad b
y
a supervisor
needs
a manual activ
ation, e
xc
ep
t the
ON/
OFF function because al
l ON/
OFF functions (
displa
y, digit
al input
, scheduling
,
supervisor
and
PLAN
)
ar
e
in
series
. T
he
supervisor
ON/
OFF
variable
at
0
w
ould
alw
ay
s le
ad t
o unit OFF
, e
ven
with no supervisor
connect
ed.
