Concept and safety
3
Detecting Gas Saving Lives
English
Product overview
IRmax
is an infrared gas detector designed for detecting common hydrocarbon gases in
the range 0 to 100%LEL (Lower Explosive Limit: the minimum concentration in air at which
ignition can occur).
IRmax
is a certified Flameproof (Exd) detector suitable for use in ATEX Zone 1 or Zone 2
hazardous areas. Please refer to the certification label on the side of the Detector to identify
the type of certification that relates to the product supplied.
Note: if no certification label is fitted to the
IRmax
, the detector is not certified for
use in hazardous areas.
Diagram 1:
IRmax
certification labels
0
8
1
1
.
T
N
E
S
E
R
P
E
B
Y
A
M
E
R
E
H
P
S
O
M
T
A
E
V
I
S
O
L
P
X
E
N
E
H
W
N
E
P
O
T
O
N
O
D
:
G
N
I
N
R
A
W
0
4
-
=
b
m
a
T
(
b
G
4
T
C
II
b
d
x
E
5
7
+
o
t
C
)
C
W
5
=
x
a
m
W
V
2
3
=
x
a
m
V
0
4
-
=
b
m
a
T
(
b
G
6
T
C
II
b
d
x
E
0
5
+
o
t
C
)
C
X
9
0
1
0
.
9
0
S
A
B
x
E
C
E
I
X
6
0
2
0
X
E
T
A
9
0
a
f
e
e
s
a
B
X
6
0
2
1
X
E
T
A
2
1
a
ri
S
2
L
I
S
D
S
4
4
1
X
O
,
m
o
d
g
ni
K
d
e
it
n
U
,
n
o
d
g
ni
b
A
D
G
2
II
R
O
T
C
E
T
E
D
S
A
G
R
I
)
C
°
5
7
+
a
T
C
°
0
4
-(
b
D
C
°
5
3
1
T
C
II
I
b
t
x
E
°
°
°
°
IRmax
Basic certification label
Ex db ia IIC T4 Gb (-40°C
≤
Ta
≤
+75°C)
Vmax=32V Wmax=5W
WARNING: DO NOT OPEN WHEN EXPLOSIVE ATMOSPHERE MAY BE PRESENT.
IR GAS DETECTOR WITH REMOTE DISPLAY
Baseefa09ATEX0220X IECEx BAS 09.0104X
Abingdon, United Kingdom, OX14 4SD
1180
II 2GD
Ex tb ia IIIC T135°C Db (-40°C
≤
Ta
≤
+40°C)
IRmax
with
IS Barrier
certification label
+75°C)
Ex db ia IIC T4 Gb (-40°C Ta
II 2G
1180
Abingdon, United Kingdom, OX14 4SD
Baseefa09ATEX0220X IECEx BAS 09.0104X
IR GAS DETECTOR WITH DISPLAY
WARNING: DO NOT OPEN WHEN EXPLOSIVE ATMOSPHERE MAY BE PRESENT.
Vmax=32V Wmax=5W
IRmax
with Fixed
IR Display
certification label
