Dräger X-AM 5000 - Page 53

53
Maintenance
If a fault occurred during the span
calibration.
 The fault message » « appears
and » « is displayed for the
sensor instead of the measured
value.
 In this case, repeat the calibration.
 If necessary, replace the sensor,
page 59.
 If the gas CH
4
(measurement range
up to 100 vol. %) is selected on the
CatEx channel, the heat conductivity
is calibrated, display with
channelselection:
 Press the key to perform the
calibration for heat conductivity.
 Press the key to select the next
sensor.
 Press the key to perform the
calibration of the selected measuring
channel.
 The test gas concentration is
displayed.
 Press the key to confirm the test
gas concentration or use the [+] key
to change the test gas concentration
and complete the process by
pressing the key.
 The measurement value flashes.
 Open the test gas cylinder valve to let
test gas flow over the sensor.
 The displayed, flashing measurement value changes to the value according to the
supplied test gas.
 Press the key to select the next sensor.
03723999_01_en.eps
ch 4
%LEL
CO
2
ppm
O
2
Vol%
CO
ppm
H
2 S
ppm
NH
3
ppm
05123999_01_en.eps
CH 4
VOL%
CO
2
ppm
O
2
Vol%
CO
ppm
H
2 S
ppm
NH
3
ppm
OK
05223999_01_de.eps
O2
VOL%
O
2
Vol%
CO
ppm
H
2 S
ppm
NH
3
ppm
OK
OK
OK