Carel uRack User Manual

Cod.
C
3
3.1
After
h
W
hen
Unit
w
3.2
The u
n
/
09. T
h
First t
h
Relay
n
•
•
The s
e
If 4 d
e
contr
o
contr
o
3.2.1
Inputs
only).
exists
w
If 4 de
Param
•
•
•
•
•
•
•
•
•
•
•
•
•
3.2.2
The c
o
The u
n
1
2
3
4
Shutti
n
•
•
3.3
3.3.1
T
Analo
g
Input
B1
B2
B3
B4
C
AREL +03P22
0
Starting t
h
Starting
f
h
aving checked th
e
started for the fir
s
w
ith 2 compressor
s
Unit con
f
n
it can be set as s
h
e maximum nu
m
h
e compressors +
n
o. 5 may be:
•
an alarm
•
a fan
e
lection is made a
e
vices are select
e
lled (e.g.: 2 com
p
l or inverter, can
b
Input confi
g
from 1 to 4 are
a
The user can de
c
w
hen the contact
vices , or less, ar
e
eter /15 can be u
•
0: no functi
o
•
1: unit ON-
O
•
2: change s
e
•
3: general h
•
4: general h
•
5: general l
o
•
6: general l
o
•
7: general l
o
•
8: general l
o
•
9: liquid lev
e
•
10: liquid le
v
•
11: fan ther
m
•
12: fan ther
m
Unit ON/O
F
o
ntroller is norma
l
n
it can be switche
1
. Alarm (para
m
2
. Supervisor
(
3
. Digital inpu
t
4
. Parameter (
p
n
g down the unit,
•
switches th
e
•
stops the m
Meaning
Table of an
T
he tables below
d
g
ue inputs
Descriptio
Ratiometri
c
Room tem
Outside ai
r
Ratiometri
c
0
431 rel. 2.2 date
h
e unit
f
or the fir
s
e
connections, p
o
s
t time, the contr
o
s
+ 2 fans + alar
m
f
iguration
ingle or two circu
m
ber of devices, c
o
capacity contr
o
utomatically acco
e
d (e.g.: 2 compr
p
ressors (not ca
p
b
e set for the fan
s
g
uration
a
larm inputs for t
h
c
ide whether the
is closed) by sett
i
e
connected to th
e
sed to configure
t
o
n
O
FF (ON contact
N
e
t point (set1- set
2
igh pressure swit
c
igh pressure swit
c
o
w pressure switc
h
o
w pressure switc
h
o
w pressure switc
h
o
w pressure switc
h
e
l alarm NC
v
el alarm NO
m
al overload/gen
m
al overload/gen
F
F
l
ly configured as
a
e
d on and off by:
m
eter A22 can b
e
(
parameter /38 c
a
t
(parameter /15
c
p
arameter /39 ca
as shown on the
e
controller off;
anagement of th
e
of the inp
u
alogue inputs
d
escribe the type
n
c
discharge press
u
perature probe (
d
r
temperature pr
o
c
suction pressur
e
d 10/02/12
s
t time
o
wer-up the unit.
o
ller performs a L
A
m
relay.
it, the number of
o
mpressors + fan
o
l and then the fa
rding to the num
b
essors (not cap
a
p
acity-controlle
d
s
, managed using
h
e compressors a
n
alarm inputs are
i
ng parameter /1
4
e
controller, input
t
he multifunction
N
C)
2
)
c
h NC
c
h 1 NO
h
circuit 1 NC
h
circuit 1 NO
h
circuit 2 NC
h
circuit 2NA
eric NC
eric NO
a
lways ON.
e
used to select
w
a
n be used to ena
c
an be used to c
o
n be used to swit
c
display by the m
e
e
various devices
a
u
ts / outpu
of the probes th
a
u
re probe
d
isplay) / auxiliar
y
o
be (floating cond
e
probe / probe i
n
A
MP TEST and us
compressors for
o
s, is 5 (maximum
ns will be allocat
e
b
er of devices (fa
n
a
city-controlled
)
d
) + 3 fans), outp
the PWM signal.
n
d fans configure
d
normally closed
(
4
.
5 automatically
b
input:
w
hether or not a b
r
b
le unit shutdow
n
o
nfigure the multi
f
c
h the unit on or
e
ssage “OFF”:
a
nd the related al
ts
a
t can be connect
e
y
probe
enser control) / a
n
2nd circuit
10
s
es the default val
o
ne or two circui
t
number of relay
s
e
d, in sequence.
n
s and compress
o
)
+ 2 fans) rela
y
ut no. 5 is autom
d
. If 5 devices are
(
the alarm condit
b
ecomes a multif
u
roken probe alar
m
n
from the super
v
f
unction input as
O
off)
arms.
e
d to the inputs a
uxiliary probe
u
es selected by
C
s using paramete
s
).
o
rs) selected.
y
5 can be used
atically used to c
o
controlled by th
e
ion exists when t
h
u
nction input.
m
should switch t
h
v
isor).
O
N/OFF).
nd their characte
r
Type of pr
o
RATIOMET
R
CAREL NTC
CAREL NTC
RATIOMET
R
A
REL for all the c
o
r
/01; the numbe
r
as an alarm rela
y
o
ntrol a fan. In a
d
e
unit, input no. 5
h
e contact is ope
n
h
e unit off).
r
istics.
o
bes that can be
R
IC pressure prob
e
temperature pro
b
temperature pro
b
R
IC pressure prob
e
o
nfiguration para
m
r of fans can then
a
y (default settin
g
d
dition, the use o
f
is automatically
a
n) or normally o
p
connected
e
(0 to 5 Volt) or
b
e (-50T100°C; R
/
b
e (-50T100°C; R
/
e
(0 to 5 Volt)
m
eters:
be set using par
a
g
), while if 5 dev
f
speed control, b
y
a
n alarm input (fa
p
en (the alarm c
o
NTC if /16
/
T 10 k at 25°C)
/
T 10 k at 25°C)
T
µRack
a
meter
ices are
y
phase
n alarm
o
ndition
T
ab. 3.a
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Carel uRack Specifications

General

Brand	Carel
Model	uRack
Category	Control Unit
Language	English