Specifications

PCA
®
3
18
Normal Operating Conditions:
Temperature:
Analyzer 32 to 104 °F (0 to 40 °C)
Probe Tip 1,472 °F (800 °C) Max.
Humidity:
Analyzer 15 to 90% Relative Humidity,
non-condensing
Air Pressure:
Analyzer Atmospheric
Probe 10” H
2
O (25 mb) draft max. at probe tip
Performance:
Accuracy:
O
2
±0.3% O
2
on practical concentrations of
stack gas (mix of O
2
, CO
2
, and N
2
)
CO ±5% of reading or ±10 ppm, whichever
is greater between 0-2,000 ppm, and
±10% of reading between 2,001-20,000
ppm.
NO ±5% of reading or 5 ppm, whichever is
greater
NO
2
±5% of reading or ±5 ppm, whichever is
greater between 0-500 ppm
SO
2
±5% of reading or ±10 ppm, whichever
is greater between 0-2,000 ppm
Stack Gas Temp ±4 °F between 32 and 255 °F
(±2 °C between 0 and 124 °C)
±6 °F between 256 and 480 °F
(±3 °C between 125 and 249 °C)
±8 °F between 481 and 752 °F
(±4 °C between 250 and 400 °C)
Primary/Ambient Air Temp ±2 °F between 32 and 212 °F
(±1 °C between 0 and 100 °C)
Pressure/Draft ±.02 inches from -1 to 1 inwc
±2% of reading from -10 to 10 inwc
±3% of reading from -40 to 40 inwc
System Flow Rate with Probe 200 cc/min minimum