Owner's Manual

GDX-350 Sensor Transmitter
16 P/N: 5600-9001 Rev 2
1.10. Sensor Specifications
Gas Sensor
Measuring
Range
Sensor
Type
Display
Resolution
Default
Span Point
Default
Low Alarm
Default
High Alarm
Response
Time (T90)
CO
0-1000
ppm
EC 1 ppm 100 ppm 35 ppm 70 ppm <50 s
O
2
0-25% EC 0.1% 20.9% 19.5% 18.5% <30 s
H
2
S
0-500
ppm
EC 1 ppm 25 ppm 10 ppm 20 ppm <75 s
SO
2
0-99.9
ppm
EC 0.1 ppm 5.0 ppm 2.0 ppm 4.0 ppm <45 s
NO
2
0-99.9
ppm
EC 0.1 ppm 5.0 ppm 1.0 ppm 2.0 ppm <75 s
H
2
0-1000
ppm
EC 1 ppm 100 ppm 50 ppm 100 ppm <180 s
PH
3
0-5 ppm EC 0.01 ppm 1.00 ppm 0.30 ppm 0.60 ppm <60 s
CH
4
0-100%
LEL
CAT 1% 25% LEL 10% LEL 20% LEL <45 s
CO
2
0-5% IR 0.1% 2.5% 1.5% 2.5% <50 s
CH
4
0-100%
LEL
IR 1% 25% LEL 10% LEL 20% LEL <60 s
C
3
H
8
0-100%
LEL
IR 1% 25% LEL 10% LEL 20% LEL <60 s
NH
3
0-500
ppm
EC 1 ppm 25 ppm 25 ppm 50 ppm <75 s