0024-9551
Revision 1
65
PCA
®
400 User Manual
Measurement
Range
Resolution
Accuracy
Response Time
O
2
0 to 20.9%
0.1%
±0.3% O
2
(on flue gas)
T90 < 20 seconds
CO-H
2
0 to 10,000 ppm
1 ppm
±10 ppm
(0 to 200)
±5% reading
(201 to 2,000)
±10% reading
(2,001 to 10,000)
T90 < 40 seconds
CO
HIGH
0 to 40,000 ppm
10 ppm
±10 ppm
(0 to 100)
±10% reading
(101 to 40,000)
T90 < 75 seconds
NO
0 to 3,000 ppm
1 ppm
±3 ppm
(0 to 50)
±5%
(51 to 2000)
±10% reading
(> 2000)
T90 < 30 seconds
NO
2
0 to 500 ppm
1 ppm
±3 ppm
(0 to 50)
±5 %
(51 to 500)
T90 < 40 seconds
SO
2
0 to 5,000 ppm
1 ppm
±10 ppm
( 0 to 200)
±5 % reading
(201 to 2,000)
±10 % reading
(2,001 to 5,000)
T90 < 30 seconds
Approval
Description
EN 50270:2015
EMC tested in accordance with European Directive 2014/30/EU.
Electromagnetic compatibility: electrical apparatus for the detection and
measurement of combustible gases, toxic gases and oxygen.
FCC:
FCC Part 15.225 and RSS 210 – Intentional Radiator
IMPORTANT
:
When the PCA
®
400 is in Dilution Mode, the analyzer’s accuracy will be the
range stated in the following table plus an additional:
• ±1.0% O
2
,
• ±10% of reading for CO, CO, NO, NO
2
and SO
2
.
6.1.2 Approvals
6.1.3 Measurement Range & Accuracy