Gas Sensor Modules
Specifications
Sierra Monitor Corp. 1991 Tarob Ct., Milpitas, CA 95035, USA, 408-262-6611, 800-727-4377, FAX: 408-262-9042
Web Site: http://www.sierramonitor.com E-Mail: sales@sierramonitor.com
© 2010 by Sierra Monitor Corporation
02/10
e
p
y
T
s
a
G
l
e
d
o
M
r
o
s
n
e
S
.
d
t
S
e
g
n
a
R
6
s
t
i
n
U
n
o
i
t
u
l
o
s
e
R
e
s
n
o
p
s
e
R
e
m
i
T
2
r
o
s
n
e
S
e
f
i
L
3
e
g
n
a
R
g
n
i
t
a
r
e
p
O
o
F
o
C
H
R
n
e
g
y
x
O
T
I
-
3
0
-
0
0
1
5
1
C
E
5
2
-
5
.
l
o
V
%
%
1
.
0
-
/
+
.
c
e
S
0
1
<
.
s
r
Y
2
2
2
1
o
t
5
0
5
o
t
5
1
-
%
9
9
-
5
1
e
d
i
x
o
n
o
M
n
o
b
r
a
C
T
I
-
4
0
-
0
0
1
5
1
C
E
0
0
5
-
0
M
P
P
M
P
P
5
.
0
.
c
e
S
5
2
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
9
9
-
5
1
e
d
i
f
l
u
S
n
e
g
o
r
d
y
H
T
I
-
5
0
-
0
0
1
5
1
C
E
0
0
1
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
0
3
<
.
s
r
Y
2
2
2
1
o
t
0
4
-
0
5
o
t
0
4
-
%
9
9
-
5
1
e
n
i
r
o
l
h
C
T
I
-
6
0
-
0
0
1
5
1
C
E
0
1
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
0
6
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
9
9
-
5
1
e
d
i
x
o
i
D
r
u
f
l
u
S
T
I
-
0
1
-
0
0
1
5
1
C
E
0
0
1
-
0
M
P
P
M
P
P
5
.
0
.
c
e
S
0
2
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
e
d
i
x
o
i
D
n
e
g
o
r
t
i
N
T
I
-
2
1
-
0
0
1
5
1
C
E
0
2
-
0
M
P
P
M
P
P
2
.
0
.
c
e
S
5
3
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
e
d
i
x
o
n
o
M
n
o
b
r
a
C
4
6
1
-
1
0
1
4
C
E
0
0
0
2
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
5
3
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
e
d
i
x
O
c
i
r
t
i
N
9
1
-
1
0
1
4
C
E
0
2
-
0
M
P
P
M
P
P
5
.
0
.
c
e
S
5
1
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
e
d
i
r
o
l
h
C
n
e
g
o
r
d
y
H
1
2
-
1
0
1
4
C
E
0
2
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
0
0
1
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
e
d
i
n
a
y
C
n
e
g
o
r
d
y
H
2
2
-
1
0
1
4
C
E
0
2
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
0
7
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
a
i
n
o
m
m
A
T
I
-
5
2
-
0
0
1
5
1
C
E
0
5
-
0
M
P
P
M
P
P
0
.
1
.
c
e
S
0
3
<
5
2
2
1
o
t
4
1
0
5
o
t
0
1
-
%
5
9
-
0
2
e
d
i
r
o
u
l
F
n
e
g
o
r
d
y
H
5
6
2
-
1
0
1
4
C
E
0
1
-
0
M
P
P
M
P
P
0
.
1
.
c
e
S
0
3
<
5
2
2
1
o
t
4
1
0
5
o
t
0
1
-
%
5
9
-
0
2
e
d
i
x
O
e
n
e
l
y
h
t
E
7
2
-
1
0
1
4
C
E
0
2
-
0
M
P
P
M
P
P
1
.
0
.
c
e
S
0
9
<
.
s
r
Y
2
2
2
1
o
t
4
-
0
5
o
t
0
2
-
%
0
9
-
5
1
:
s
e
t
o
N
1
n
o
i
t
c
e
t
e
d
s
a
g
s
u
o
d
r
a
z
a
h
d
e
l
b
a
n
e
-
k
r
o
w
t
e
n
t
n
e
g
il
l
e
t
n
i
e
d
i
v
o
r
p
s
e
i
r
e
S
T
I
-
X
X
-
0
0
1
5
2
n
o
i
t
a
r
t
n
e
c
n
o
c
d
e
il
p
p
a
r
o
f
e
u
l
a
v
l
a
n
g
i
s
ll
u
f
%
0
9
o
t
e
m
i
t
e
s
n
o
p
s
e
R
3
t
s
e
r
e
t
n
i
f
o
s
a
g
o
t
e
r
u
s
o
p
x
e
l
a
n
o
i
s
a
c
c
o
h
t
i
w
e
r
u
s
s
e
r
p
d
n
a
e
r
u
t
a
r
e
p
m
e
t
d
r
a
d
n
a
t
s
t
a
e
s
u
r
o
f
l
a
c
i
p
y
t
e
f
il
r
o
s
n
e
S
4
t
n
e
r
e
l
o
t
n
e
g
o
r
d
y
H
5
e
t
y
l
o
r
t
c
e
l
e
s
e
r
i
u
q
e
R
.
e
n
a
r
e
b
m
e
m
a
i
v
n
o
i
s
u
f
f
i
D
6
e
l
b
a
l
i
a
v
a
s
e
g
n
a
r
l
a
n
o
i
t
p
O
a
t
a
D
l
a
c
i
r
t
c
e
l
E
:
e
p
y
T
p
o
o
L
e
r
i
w
3
:
e
c
n
a
t
s
i
s
e
R
p
o
o
L
C
D
V
8
2
h
t
i
w
m
h
O
0
0
8
:
C
D
e
g
a
t
l
o
V
t
u
p
n
I
C
D
V
0
3
-
4
1
:
t
n
e
r
r
u
C
t
u
p
n
I
A
m
0
4
:
x
a
M
r
e
w
o
P
t
u
p
n
I
W
4
.
1
:
t
u
p
t
u
O
l
a
n
g
i
S
)
A
m
0
e
l
b
u
o
r
t
(
r
a
e
n
il
C
D
A
m
0
2
-
4
:
e
r
u
s
s
e
r
P
g
n
i
t
a
r
e
p
O
)
t
n
e
i
b
m
a
m
o
r
f
n
o
i
t
a
i
r
a
v
(
%
0
1
+
:
g
n
i
t
n
u
o
M
T
P
N
"
4
/
3
:
g
n
i
s
u
o
H
)
7
A
M
E
N
(
f
o
o
r
p
n
o
i
s
o
l
p
x
E
)
G
,
F
,
E
,
D
,
C
s
p
u
o
r
G
,
2
,
1
s
s
a
l
C
,
I
.
v
i
D
(
e
l
b
a
l
i
a
v
a
g
n
i
s
u
o
h
B
p
u
o
r
G
4
A
M
E
N
l
a
n
o
i
t
p
O
:
n
o
i
t
c
u
r
t
s
n
o
C
s
e
l
u
d
o
M
s
n
o
i
s
n
e
m
i
D
t
h
g
i
e
W
7
2
-
6
1
-
1
0
1
4
"
0
.
4
:
W
,
"
5
.
4
:
D
,
"
0
.
8
:
H
)
m
c
2
.
5
1
x
2
.
5
1
x
3
.
0
2
(
b
l
7
.
2
)
g
K
3
.
1
(
6
2
-
1
0
1
4
"
0
.
6
:
W
,
"
0
.
6
:
D
,
"
2
.
0
1
:
H
)
m
c
2
.
5
1
x
2
.
5
1
x
9
.
5
2
(
b
l
7
.
2
)
g
K
3
.
1
(
:
y
t
n
e
r
r
a
W
s
e
l
b
a
m
u
s
n
o
c
-
n
o
n
n
o
r
a
e
y
o
w
T