User Manual - PolyGard
®
2 / µGard
®
2
Sensors for Toxic Gases
Page 13
PolyGard
/ µGard
®
are registered trademarks of MSR
Made in Germany
GA_SC2_MC2_Tox_D_0820
Phone +49 8531 9004-0
Fax: +49 8531 9004-54
Specification subject to change without notice
MSR-Electronic GmbH, Buergermeister-Schoenbauer-Str. 13, D 94060 Pocking
www.msr-electronic.de
CROSS SENSITIVITY
1
- SENSOR CARTRIDGE (SC2/MC2) / SENSOR ELEMENT
Illustration: Gas concentration of interference gas / reaction of sensor
Gas
ty
pe
O
rde
ri
ng
No.
C
hl
ori
ne
, C
l
2
Eth
ano
l,
C
2
H
6
O
Eth
yl
en
e,
C
2
H
4
C
ar
bo
n
mo
no
xid
e,
C
O
C
ar
bo
n
di
oxid
e,
C
O
2
Sul
ph
ur
di
oxid
e,
SO
2
H
ydrog
en
sul
ph
ide
, H
2
S
Ni
tr
og
en
di
oxid
e NO
2
Ni
tr
og
en
mo
no
xid
e,
NO
H
ydrog
en
, H
2
SC2-
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm
ppm ppm
NH
3
E1125-AX
10/0
100/0 100/0 200/0
5000/0 10/<10 10/<20 20/<2
20/0 1000/-10
NH
3
E1125-BX
10/0
100/0 100/0 200/0
5000/0 10/<12 10/<30 20/0
20/0 1000/-150
NH
3
E1125-CX
10/0
100/0 100/0 200/0
5000/0 10/<12 10/<30 20/0
20/0 1000/-150
NH
3
E1125-DX
10/0
100/0 100/0 200/0
5000/0 10/<12 10/<30 20/0
20/0 1000/-150
NH
3
E1125-EX
10/0
100/0 100/0 200/0
5000/0 10/<12 10/<30 20/0
20/0 1000/-150
Cl
2
E1193-XX
2
300/0
5/0
20/20
35/0 300/0
HCl
E1186-DX
20/0
100/0 1000/0
100/0
20/31 20/-6
25/0 /0
HCN
E1183-XX
2
100/0 100/2
20/38
15/25 5/-12
35/0 100/2
ETO
E1199-AX
30/21
100/45
C
2
H
4
E1189-CX
< 60%
CH
2
O
E1185-BX
10-18%
1-3%
CO
E1110-XX
2
2/0
2000/5
5000/0 50/0,5 25/0
50/-1
50/8 100/20
O
3
E1190-XX
2
5/45/4 100/0
300/0
5/0
20/10
35/0 300/0
SO
2
E1196-BX
100/0
100/1
10/0
100/-125 100/0 100/1
H
2
S
E1197-XX
2
100/2
100/20
5/1
35/2 100/20
NO
2
E1130-XX
2
1/1
100/0 500/0 400/0
5000/0 30/-0,6 20/-25
50/0 1000/0
O
2
E1195-XX
2
5 Vol %
1
The table doesn
’t cla
im to be complete. Other gases, too, can have an influence on the sensitivity. The mentioned cross
sensitivity data are only reference values valid for new sensors.
2
Cross sensitivities valid for all measuring ranges of the sensor.
