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Minimum Indicated Concentration .............. 4 %LEL
Repeatability .............................................. ± 2% of reading
Accuracy * ................................................. ± 2% of full scale
Zero Drift ................................................... 5% change per year (typical)
Span Drift .................................................. 10% change per year (typical)
Response Time (Rise) ................................. T50: < 6 seconds, (typical)
T90: < 20 seconds, successive exposures
Temperature Range ................................... -20° to 55°C (-4° to 131°F)**
Humidity Range (continuous) ...................... 5–95 %RH, non-condensing
Humidity Range (intermittent†) ................... 0–99 %RH, non-condensing
Pressure Range .......................................... Ambient atmospheric, ± 1 psi
Recommended Calibration Flow rate .......... 1.0 LPM