Bacharach GDC-150 Manual De Propietario
GDC-150 Operation Manual
5209-9000 Rev 0
7
2.6. Sensor Cross Sensitivity (Electrochemical)
Sensor
Cross Sensitivity – Electrochemical Sensors Only
Ammonia
0-500 ppm
0-500 ppm
300 ppm CO = 8
10% vol CO
2
= -15
35 ppm NO = 6
15 ppm H
2
S = 30
1 ppm Cl
2
= -1
5 ppm HCl = -3
5 ppm SO
2
= -0.5
200 ppm H
2
= 4
5 ppm NO
2
= -1
Carbon
Monoxide
Monoxide
Conforms to UL 2034 performance specification.
Hydrogen
Sulfide
Sulfide
20 ppm SO
2
≤18
50 ppm NO
≤ 6
10 ppm NO
2
≤ -30
10 ppm Cl
2
≤ -25
400 ppm H
2
≤ 1
400 ppm C
2
H
4
≤ 0.8
400 ppm CO
≤ 4
400 ppm NH
3
≤ 0.1
Nitrogen
Dioxide
Dioxide
50 ppm NO
≤ 0.5
20 ppm SO
2
≤ -2
10 PPM Cl
2
= 100
400 ppm H
2
≤ 0.1
20 ppm H
2
S = -100
400 ppm CO
≤ 0.1
400 ppm C
2
H
4
≤ 0.1 20 ppm NH
3
≤ 0.1
Nitric Oxide
10 ppm NO
2
≤ 5
20 ppm SO
2
≤ 4
10 ppm Cl
2
≤ 5
400 ppm H
2
≤ 0.1
20 ppm H
2
S
≤ 60
400 ppm CO
≤ 0.1
20 ppm NH
3
≤ 0.1
Oxygen
5% volume CO
2
= 0.1 0% to 95% RH @ 40°C
≤ 0.7
Sulfur Dioxide
50 ppm NO
≤ -3
10 ppm NO
2
≤ -100 10 ppm Cl
2
≤ -70
400 ppm H
2
≤ 0.1
400 ppm CO
≤ 1
400 ppm C
2
H
4
≤ 40
20 ppm NH
3
≤ 0.1
Formaldehyde
(HCHO)
(HCHO)
100 ppm CO <18
100 ppm H
2
≤ 3
Other reducing gases such as alcohol (Note: Formalin –
commercial grade formaldehyde – contains alcohol.)
commercial grade formaldehyde – contains alcohol.)