64
BM 25A/AW
Instruction Manual
Table No. 4
Chlorine
(Cl
2
)
Hydrochloric acid
(HCl)
Hydrogen cyanide
(HCN)
Sensor P/N
6313809
6313804
6313805
Standard range (1)
10
30
10
Measurement principle
Electrochemical
Electrochemical
Electrochemical
Display resolution(1)
0.1
0.1
0.1
Accuracy (2)
0.25
1
0.25
Repeatability (3)
2
2
2
Zero/Span drift (4)
0.5 / 5
0.5 / 5
0.5 / 5
lowest recommended
alarm threshold (11)
1.5ppm
3ppm
1.5ppm
Response time (5)
< 60s
< 80s
< 60s
Temperature (6)
-20°C to +40°C
-20°C to +40°C
-20°C to +40°C
Relative humidity and
pressure range (7)
■
10
– 90% RH
■
b
ar ± 20%
■
15
– 95% RH
■
1 bar ± 20%
■
15
– 95% RH
■
1 bar ± 20%
Lifetime (8)
30 months
24 months
24 months
Storage conditions and
maximum storage time
(9)
■
4°C
– 20°C
■
10
– 60% RH
■
1 bar ± 10%
■
2 months
■
4°C
– 20°C
■
10
– 60% RH
■
1 bar ± 10%
■
2 months
■
4°C
– 20°C
■
10
– 60% RH
■
1 bar ± 10%
■
2 months
Warm-up Delay (10)
Operational upon start up
Notes
■
Exposure to high levels of organic solvents can damage the sensors.
■
Exposure to gases at levels higher than the monitor’s range can
damage the device.
Recalibrate sensors if they go out of range.
Summary of Contents for BM 25A/AW
Page 1: ...BM 25A AW Area Gas Monitor Part Number NP25AEN Version C 4 User Manual ...
Page 10: ...10 BM 25A AW Instruction Manual Product Overview Figure 2 Product Overview ...
Page 18: ...18 BM 25A AW Instruction Manual ...
Page 34: ...34 BM 25A AW Instruction Manual ...
Page 70: ...70 BM 25A AW Instruction Manual ...
Page 75: ...9 Special Instructions 75 CSA Control Drawing for BM 25A AW Connections ...
Page 78: ...78 BM 25A AW Instruction Manual ...