Instruction manual

Sulfur Dioxide Sensor Specifications
Table 4-13. SULFUR DIOXIDE (appropriate models only) -
Typical Performance Specifications
RANGE
100 ppm
RESOLUTION
0.5 ppm
REPRODUCIBILITY
+2 ppm or +10% of reading, whichever is greater
RESPONSE TIME
50 seconds*
*See TABLE 4-1, NOTE 1.
Table 4-14. SULFUR DIOXIDE - Cross Reference Factors for FiveStar
Calibration Using Calibration Cylinder (P/N 808978) Set to 10 ppm SO
2
NOTE: Data is presented as the indicated output in ppm,
which would result from the application of 100 ppm of the test gas.
TEST GAS EQUIVALENT PPM
Carbon Monoxide (CO)
< 1
Hydrogen Sulfide (H
2
S)
< 1
Nitric Oxide (NO)
< 1
Nitrogen Dioxide (NO
2
)
approximately -100 ppm
Ammonia (NH
3
)
0
Carbon Dioxide (CO
2
)
0
NOTE: Chlorine and Chlorine Dioxide have a significant negative cross-interference
with the SO
2
sensor.
Instruction Manual Chapter 4, Performance Specifications
FiveStar Alarm 4-9