0024-9551
Revision 1
66
PCA
®
400 User Manual
Calculation
Range
Resolution
Instrument Version
Efficiency (HHV)
0.1 to 100%
0.1%
North American
CO
2
(Dry Basis)
0.1 to a fuel dependent max in %
0.1%
North American
NO
x
0 to 3,500 ppm
1 ppm
North American
CO Referenced to O
2
0 to 9,999 ppm
1 ppm
North American
NO Referenced to O
2
0 to 9,999 ppm
1 ppm
North American
NO
2
Referenced to O
2
0 to 9,999 ppm
1 ppm
North American
NO
x
Referenced to O
2
0 to 9,999 ppm
1 ppm
North American
SO
2
Referenced to O
2
0 to 9,999 ppm
1 ppm
North American
Excess Air
1 to 250%
1%
North American
Measurement
Range
Resolution
Accuracy
Response Time
Ambient
Temperature
-20° to 537 C
(-4° to 999° F)
0.1° C
(0.1° F)
±1° C
(0° to 100° C)
T90 < 70 seconds
Stack
Temperature
-20° to 1200° C
(-4° to 2192° F)
1° C
(1° F)
±2° C
(0° to 124° C)
±3° C
(125° to 249° C)
±4° C
(250° to 400° C)
T90 < 50 seconds
Differential
Temperature
±600° C
(±1112° F)
0.1° C
(0.1° F)
N/A
N/A
Pressure /
Differential
Pressure
±179 mB
(±72 inwc)
0.01 mB
(0.01inwc)
±0.03 mB
(-1 to 1 mB)
±0.05 mB
(-2.5 to 2.5 mB)
±3% reading
(-100 to 100 mB)
N/A
Flow
0 to 1 LPM
0.05 LPM
±0.1 LPM
N/A
6.1.4 Calculated Readings
