Dräger VarioGard Notice D'utilisation page 33

transmitter
Actual value alarm A1
Alarm threshold 120 ppm
Hysteresis
Actual value alarm A2
Alarm threshold 120 ppm
Hysteresis
Actual value alarm A3
Alarm threshold 120 ppm
Hysteresis
Actual value alarm A4
Alarm threshold 120 ppm
Hysteresis
Mean value alarm A1
Alarm threshold
Hysteresis
Mean value alarm A2
Alarm threshold
Hysteresis
Mean value alarm A3
Alarm threshold
Hysteresis
Mean value alarm A4
Alarm threshold
Hysteresis
Hysteresis of e.g. 10 ppm with a limit of e.g. 100 ppm means that the alarm is set at 100 ppm and reset if the value falls below 90 ppm.
1) Presetting according to VDI 2053 (2004)
2) For VarioGard 3200 CAT and VarioGard 3300 IR Ex
Dräger VarioGard
CO NH -sensor O
3 2
1)
50 ppm 20 % by vol.
5 ppm 5 ppm 0.2 vol.-%
200 ppm 19 vol.-%
5 ppm 20 ppm 0.2 vol.-%
500 ppm 18 vol.-%
5 ppm 50 ppm 0.2 vol.-%
1000 ppm 17 vol.-%
5 ppm 100 ppm 0.2 vol.-%
20 ppm 1200 ppm 0 vol.-%
4 ppm 0 ppm 0 vol.-%
40 ppm 1200 ppm 0 vol.-%
8 ppm 0 ppm 0 vol.-%
60 ppm 1200 ppm 0 vol.-%
10 ppm 0 ppm 0 vol.-%
60 ppm 1200 ppm 0 vol.-%
10 ppm 0 ppm 0 vol.-%
-sensor NO NO -sensor CH
2
transmitter
10 ppm 1 ppm
3 ppm 0.1 ppm
15 ppm 2 ppm
3 ppm 0.2 ppm
20 ppm 3 ppm
3 ppm 0.3 ppm
20 ppm 5 ppm
3 ppm 0.5 ppm
50 ppm 1 ppm
5 ppm 0.1 ppm
50 ppm 2 ppm
5 ppm 0.2 ppm
50 ppm 3 ppm
5 ppm 0.3 ppm
50 ppm 5 ppm
5 ppm 0.5 ppm
Configuration
2) LPG CO
-sensor
4
2)
sensor
10 %LEL 10 %LEL 0.5 vol.-%
5 %LEL 5 %LEL
20 %LEL 20 %LEL
5 %LEL 5 %LEL
40 %LEL 40 %LEL
5 %LEL 5 %LEL
40 %LEL 40 %LEL
5 %LEL 5 %LEL
40 %LEL 40 %LEL
3 %LEL 3 %LEL
80 %LEL 80 %LEL
3 %LEL 3 %LEL
100 %LEL 100 %LEL
3 %LEL 3 %LEL
100 %LEL 100 %LEL
3 %LEL 3 %LEL
-sensor
2
500 ppm
1 vol.-%
500 ppm
2 vol.-%
500 ppm
3 vol.-%
500 ppm
1 vol.-%
500 ppm
1 vol.-%
500 ppm
3 vol.-%
500 ppm
3 vol.-%
500 ppm
33