Performance Specification

Sensor

Range

Resolution

Reproducibility

Response time (typical)

Combustible Gas

0 to 100 % LEL or

0 to 5 % CH4

1 % LEL or

0.05 Vol % CH4

3 % LEL, 0 % to 50 % LEL reading or 0.15 % CH4, 0.00 % to 2.50 % CH4

(normal temperature range)

5 % LEL, 50 % to 100 % LEL reading or 0.25 % CH4, 2.50 % to 5.00 % CH4

(normal temperature range)

5 % LEL, 0 % to 50 % LEL reading or 0.25 % CH4, 0.00 % to 2.50 % CH4

(extended temperature range)

8 % LEL, 50 % to 100 % LEL reading or 0.4 % CH4, 2.50 % to 5.00 % CH4

(extended temperature range)

t(90)< 15 sec (Pentane) (normal temp.)

t(90)< 10 sec (Methane) (normal temp.)

Oxygen

0 – 30% O2

0.1% O2

0.7 % O2 for 0 – 30 % O2

t(90)< 10 sec (normal temp.)

Carbon -Monoxide

0-2000 ppm CO

1 ppm CO

 ±5 ppm CO or 10 % of reading, whichever is greater (normal temperature range)

t(90)< 15 sec (normal temp.)
±10 ppm CO or 20 % of reading, whichever is greater (extended temperature range)

Hydrogen Sulfide

0-200 ppm H2S

1 ppm H2S, for 3 to 200 ppm H2S

 ±2 ppm H2S or 10 % of reading, whichever is greater (normal temperature range)

t(90)< 15 sec (normal temp.)
±5 ppm H2S or 20 % of reading, whichever is greater (extended temperature range)

Sensor

Range (ppm)

Resolution (ppm)

Reproducibility

Response time (typical)*

Normal temperature range:

Extended temp. range:

Cl2
Clorine

0 - 10

0.05

±0.2 ppm or 10 %
of reading,
whichever is greater

±0.5 ppm or 20 %
of reading,
whichever is greater

t(90)< 30 s

ClO2
Clorine dioxide

0 - 1

0.01

±0.1 ppm or 10 %
of reading,
whichever is greater

±0.2 ppm or 20 %
of reading,
whichever is greater

t(90)< 2 min

CO-HC
Carbon -Monoxide

0 - 10000

5

±5 ppm or 10 %
of reading,
whichever is greater

±10 ppm or 20 %
of reading,
whichever is greater

t(90)< 15 s

H2S-LC Hydrogen Sulfide

0 - 100

0.1

±0.2 ppm or 10 %
of reading,
whichever is greater

±0.5 ppm or 20 %
of reading,
whichever is greater

t(90)< 15 s

HCN
Hydrogen cyanide

0 - 30

0.5

±1 ppm or 10 %
of reading,
whichever is greater

±2 ppm or 20 %
of reading,
whichever is greater

t(90)< 30 s

NH3
Ammonia

0 - 100

1

±2 ppm or 10 %
of reading,
whichever is greater

±5 ppm or 20 %
of reading,
whichever is greater

t(90)< 40 s

NO2
Nitrogen
dioxide (S 20)

0 - 20

0.1

±2 ppm or 10 %
of reading,
whichever is greater

±3 ppm or 20 %
of reading,
whichever is greater

t(90)< 40 s

NO2
Nitrogen
dioxide (XCell)

0 - 50

0.1

±1 ppm or 10 %
of reading,
whichever is greater

±2 ppm or 20 %
of reading,
whichever is greater

t(90)< 15 s

NO
Nitric oxide

0 - 200

1

±5 ppm or 10 %
of reading,
whichever is greater

±10 ppm or 20 %
of reading,
whichever is greater

t(90)< 40 s

PH3
Phosphine

0 - 5

0.05

±0.2 ppm or 10 %
of reading,
whichever is greater

±0.25 ppm or 20 %
of reading,
whichever is greater

t(90)< 30 s

PID

0-2000

0.1 (0-999ppm)

1
(1000-2000ppm)

±5 ppm or 10 %
of reading,
whichever is greater

±10 ppm or 20 %
of reading,
whichever is greater

t(90)< 10 s

SO2
Sulfur dioxide

0 - 20

0.1

±2 ppm or 10 %
of reading,
whichever is greater

±3 ppm or 20 %
of reading,
whichever is greater

t(90)< 20 s

*Response time is for normal temperature range with sensor in position #3.