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Quick Guide
Initial
What
controller
to do
setup
What the controller does automatically
Normal
Read
Set
operation
value
or
change
room
Room
Room
temp.
temp.
temp. 1
setting
Normal
Read
Code
operation
or change
(or alarm)
parameter
Room
codes
Change
Unknown
temp.
and
codes
settings
and settings
Re-establish
Unknown
Room
all factory
Power off
settings
temp.
settings
Manually
start of
Normal
Room
a defrost
operation
temp.
operation
Manually
stop of
Defrost
Room
operation
a defrost
temp.
operation
Operating the two pushbuttons
Resulting
Display
controller
readout
Normal
Room
temp.
operation
Room
Change
temp.
Room
temp. 2
Normal
Set
value
operation
(or alarm)
Room
Change
temp.
Known
codes
and settings
All parameter
settings
Power
Room
on
temp.
= factory
settings
Defrost operation
Normal
Room
temp.
operation
Room temp.
Normal
Room
Room temp.
temp.
operation
Controller application setting parameters
2.1x
S
e
t t
n i
g
a
n
d
e r
a
d
o -
f f
p
a
a r
m
e
e t
s r
T
e
m
p
r e
t a
r u
c
o
n
r t
l o
e l
, r
e t
m
p
e
a r
u t
T
h
r e
m
o
t s
t a
setup
D
f i
e f
e r
t n
l a i
1
)
M
a
x
i l .
m
t i
t a
o i
n
o
s f
t e
e t
m
p
e
a r
u t
e r
M
n i
i l .
m
t i
t a
o i
n
o
s f
t e
e t
m
p
e
a r
u t
e r
A
d
u j
t s
m
e
t n
f o
e t
m
p
e
a r
u t
e r
n i
d
c i
t a
C
o
m
p
e r
s
s
r o
i M
. n
O
N
i t -
m
e
i M
. n
O
F
F
i t -
m
e
C
u
- t
n i
f
e r
q
u
e
n
y c
o
n
s
e
n
s
r o
a f
u
t l
2
D
f e
o r
t s
D
f e
o r
s
s t
o t
p
e t
m
p
e
a r
u t
e r
n I
e t
v r
l a
b
e
w t
e
e
n
d
f e
o r
t s
t s
r a
s t
M
a
x
d .
f e
o r
t s
d
r u
t a
o i
n
D
e
a l
y
f o
d
s i
p
a l
y
v
e i
w
a
t f
r e
d
f e
o r
s
D
f e
o r
t s
a
t f
r e
t s
a r
t r
u -
p
M
s i
c
l e
a l
n
e
o
u
s
D
e
a l
y
f o
o
u
p t
u
s t
g i
n
l a
a
t f
r e
s
a t
t r
u -
A
c c
e
s s
c
o
d
e
R
e
r f
g i
r e
t a
o i
n
r o
h
e
a
( t
E r
=
e r
r f
g i
r e
t a
F
a
u
t l
c
o
d
e
d
s i
p
a l
y
F
a
u
t l
n i
c
o
n
r t
l l o
r e
i D
c s
o
n
n
e
c
e t
d
o r
o
m
s
e
n
s
r o
S
h
o
t r
i c -
c r
i u
e t
d
o r
o
m
s
e
n
s
r o
( ) Values stated in parenthesis, are only possible if the setting o7 = HE.
1
) Refrigeration (o7 = rE):
The relay closes when the room temperature exceeds
the setting value and differential.
Heat (o7 = HE):
The relay closes when the room temperature drops to the setting
value less the differential
2
) The frequency is measured after approx. three days and
nights operation after start of the plant (72 cyclings)
otherwise:
ON-time = c3 ´ 20: 100 minutes
OFF-time interval 20 minus ON-time per minute
3
) The factory setting has been indicated for standard units 084B7020
and 084B7021. See also page 1. If the code number is a different
one, the factory setting will be changed as per agreement.
Code No.: 084B7020, SW = 1.2x., 084B7021, SW =
P
a
a r
m
t e
r e
c
o
d
e
s
M
n i
v .
a
u l
e
e r
6 -
0
0 (
° )
C
1 r
1
K
2 r
5 -
9
1 (
° )
C
3 r
6 -
0
0 (
° )
C
o i
n
4 r
2 -
0
K
c
1
0
m
n i
c
2
0
m
n i
)
c
3
0
%
d
2
° 0
C
d
3
O
F
F
d
4
0
m
n i
s t
o t
p
d
5
0
m
n i
d
6
O
F
F
p
o
1
0
m
n i
o
5
O
F
F
o i
, n
H
E
=
h
e
a
) t
o
7
E r
r E
r E
r E
3
M
a
x
v .
a
u l
e
F
a
c
o t
y r
s
e
t t
n i
g
)
A
c
u t
l a
s
e
t t
n i
g
5
0
9 (
9
° )
C
° 0
C
2
0
K
2
K
5
0
9 (
9
° )
C
5
° 0
C
4
9
9 (
9
° )
C
6 -
° 0
C
2
0
K
0
0 .
K
1
5
m
n i
0
m
n i
1
5
m
n i
0
m
n i
9
9
%
0
%
2
° 5
C
O /
F
F
° 8
C
4
8
h
o
r u
8
h
o
r u
9
9
m
n i
4
5
m
n i
1
5
m
n i
0
m
n i
O
N
O
F
F
1
5
m
n i
0
m
n i
9
9
O
F
F
H
E
E r
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