![background image](http://html.mh-extra.com/html/cool-air/lbw-420-1-ec/lbw-420-1-ec_manual_2660607001.webp)
M
M
o
o
d
d
e
e
l
l
s
s
E
E
L
L
E
E
C
C
T
T
R
R
O
O
C
C
H
H
E
E
M
M
I
I
C
C
A
A
L
L
S
S
E
E
N
N
S
S
O
O
R
R
O
O
N
N
L
L
Y
Y
L
L
B
B
W
W
-
-
4
4
2
2
0
0
-
-
E
E
C
C
(
(
1
1
1
1
5
5
V
V
A
A
C
C
p
p
o
o
w
w
e
e
r
r
e
e
d
d
)
)
L
L
B
B
W
W
-
-
4
4
2
2
0
0
-
-
1
1
-
-
E
E
C
C
(
(
2
2
4
4
V
V
D
D
C
C
p
p
o
o
w
w
e
e
r
r
e
e
d
d
)
)
L
L
B
B
W
W
-
-
4
4
2
2
0
0
-
-
2
2
-
-
E
E
C
C
(
(
2
2
3
3
0
0
V
V
A
A
C
C
p
p
o
o
w
w
e
e
r
r
e
e
d
d
)
)
Electrochemical Sensor