Dräger Pac 7000, Instructions For Use Manual

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7
12.4 Sensor Specifications and Instrument Settings for other Gases
NH
3
SO
2
PH
3
HCN HCN PC NO NO
2
Measuring Range 0 ... 300 ppm 0 ... 100 ppm 0 ... 20 ppm 0 ... 50 ppm 0 ... 50 ppm 0 ... 200 ppm 0 ... 50 ppm
Calibration concentration 50 ppm in N
2
10 ppm in N
2
0.5 ppm in N
2
10 ppm in N
2
15 ppm in N
2
50 ppm in N
2
10 ppm in N
2
Temperature range, operation –30 ... 50
o
C
–22 ... 122
o
F
–30 ... 50
o
C
–22 ... 122
o
F
–20 ... 50
o
C
–4 ... 122
o
F
–20 ... 50
o
C
–4 ... 122
o
F
-20 ... 50 °C
–4 ... 122
o
F
–40 ... 50
o
C
–40 ... 122
o
F
–30 ... 50
o
C
–22 ... 122
o
F
Alarm Threshold A1
2)
50 ppm 1 ppm 0.1 ppm 10 ppm 5 ppm 25 ppm 5 ppm
acknowledgeable Yes Yes Yes Yes Yes Yes Yes
latching No No No No No No No
Alarm Threshold A2
2)
100 ppm 2 ppm 0.2 ppm 20 ppm 10 ppm 50 ppm 10 ppm
acknowledgeable No No No No Yes No No
latching Yes Yes Yes Yes No Yes Yes
TWA Threshold A1
2)
50 ppm 1 ppm 0.1 ppm 10 ppm 5 ppm 25 ppm 5 ppm
STEL Threshold A2
2)
50 ppm 1 ppm 0.1 ppm 40 ppm 20 ppm 50 ppm 5 ppm
No. of STEL periods 4 4 4 4 4 4 4
Average STEL duration 15 minutes 15 minutes 15 minutes 15 minutes 15 minutes 15 minutes 15 minutes
Warm up time 12 hours 15 minutes 15 minutes 15 minutes 15 minutes 12 hours 15 minutes
Reproducibility
Zero point:

± 4 ppm

± 0.1 ppm

± 0.02 ppm

± 0.5 ppm

± 3 ppm

±0,3 ppm

± 0.2 ppm
Sensitivity: [% of measured value]

± 3

± 2

± 2

± 5

± 5

±3

± 2
Drift (20
o
C)
Zero point:

± 5 ppm/a

± 1 ppm/a

± 0.05 ppm/a

± 2 ppm/a

± 3 ppm/a

±0,3 ppm/a

± 1 ppm/a
Sensitivity: [% of meas. value/month]  ± 2  ± 2  ± 2  ± 5  ± 2  ±2  ± 2
Sensor Order Number
1)
68 10 888 68 10 885 68 10 886 68 10 887 68 13 165 68 11 545 68 10 884
Sensor Data Sheet Order Number 90 23 922 90 23 919 90 23 920 90 23 921 90 33 428 90 33 091 90 23 918
Please be aware of possible sensor cross sensitivities (see Sensor Data Sheet).
1) Please be aware of limited lifetime of sensors. Excessive storage reduces operating time of sensors.
Temperature range of storage is 0 to 35
o
C (32 to 95
o
F)
2) Please be aware of special settings by customer requirements.
3) For ethylene oxide only.