Dräger 83 20 104, Инструкция по эксплуатации

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31
z
Place adapter (1) (order no. 83 20 108) on the holder
(diffusion).
z
Connect the test gas cylinder to the adapter (2).
z
Open the test gas cylinder valve to let test gas flow
over the sensors.
z
Wait until the instrument displays the test gas
concentration with sufficient tolerance:
Ex: ±20 %
1)
O
2
: ±0.8 Vol.-%
1)
TOX: ±20 %
1)
.
– Depending on the test gas concentration, alarm A1
or A2 is issued when the alarm thresholds are
exceeded.
z
Close the test gas cylinder valve and remove the
adapter from the holder.
If the displays are outside of the above-mentioned
ranges: Have the Dräger X-am 5000 calibrated by
service personnel.
In pump mode
z Switch on the Dräger X-zone 5000 (refer to
“Switching on the instrument” on page 29).
z Unscrew the valve on the test gas cylinder.
z Screw the test gas cylinder hose onto the filter in a
clockwise direction.
z Wait until the instrument displays the test gas
concentration with sufficient tolerance:
Ex: ±20 %
1)
O
2
: ±0.8 Vol.-%
1)
TOX: ±20 %
1)
.
– Depending on the test gas concentration, alarm A1
or A2 is issued when the alarm thresholds are
exceeded.
z Unscrew the test gas cylinder hose anti-clockwise
from the filter.
If the displays are outside the above-mentioned ranges:
Have the Dräger X-am 5000 calibrated by service
personnel.
Carrying out a connection test
The connection test can be used to check the correct
connection to all Dräger X-zone 5000 devices.
z Press the key on one of the the Dräger X-am 5000
devices being used three times in succession.
A signal via horn and LED ring is issued three times on
every device connected wirelessly or via a cable.
Safety housing
In exceptionally rough environments, and in very strong
sunlight and high temperatures (> +40 °C), the use of
the safety housing (order no. 83 21 519) is
recommended.
1 Hose/cable holder
Alarm-attenuation ring
When switching on and off and during the bump test of
the Dräger X-zone 5000, Dräger recommends wearing
hearing protection or using the alarm-attenuation ring
(order no. 83 20 110) as the acoustic alarm is activated
for a short time.
1) Upon application of the Dräger mixed gas (order no. 68 11 130)
the displays should be within this range. Different concentrations
can be set using the Dräger CC-Vision PC software provided.
036331
12.eps
WARNING
The alarm-attenuation ring must not be used in
explosion-hazard areas!
OK
029331
12.eps
1
030331
12.eps