Preparations For Operation; Switching Off The Instrument; Before Entering The Workplace - Dräger X-am 5000 Gebrauchsanweisung

Check of parameters
To ensure that the values were correctly transferred to the gas detection instrument:
 Press the data from X-am 1/2/5x00 in Dräger CC Vision.
 Check parameters.
Operation

Preparations for operation

 Before using the instrument for the first time, insert a charged NiMH T4
power pack or batteries approved by Dräger, see chapter "Changing the
batteries" on page 23.
 The instrument is now ready for operation.
To reduce the risk of ignition of a flammable or explosive atmosphere, strictly
adhere to the following warning statements:
Only use power pack types ABT 01xx, HBT 00xx or HBT 01xx. See the marking
on the rechargeable battery for permitted rechargeable batteries and the
corresponding temperature class.
Substitution of components may impair intrinsic safety.
Switching on the instrument
 Hold down the [OK] key for approx. 3 seconds until the countdown » 3 . 2 . 1 «
shown on the display has elapsed.
– All the display segments, including the visual, audible and vibration alarms,
are activated for a short time.
– The software version is displayed.
– The instrument performs a self-test.
– The sensor that is up next for adjustment is displayed with the remaining days
until the next adjustment, e.g. » Ex %LEL CAL 20 «.
– The time until the bump test interval elapses is displayed in days, e.g. » bt 123 «.
– All alarm thresholds A1 and A2 as well as »
for all toxic gases (e.g. H S or CO) are displayed consecutively.
2
1) Only when activated in the instrument configuration. Delivery condition: not activated.
20
WARNING
1)
« (TWA) and » « (STEL)
– During the warm-up period of the sensors, the respective displays of the
measured value and the special symbol flashes »
No alarms are issued during the warm-up period of the sensors.
 Press the [OK] key to cancel the display of the activation sequence.

Switching off the instrument

 Press and hold the [OK] and [ + ] keys at the same time until the
countdown » 3 . 2 . 1 « shown on the display has elapsed.
– Before the instrument is switched off, the visual, audible and vibration alarms
are activated for a short time.

Before entering the workplace

Before any measurements relevant to safety are made, check the adjustment
with a bump test, adjust if necessary and check all alarm elements. If national
regulations apply, a bump test must be performed according to the national
regulations.
Faulty adjustment may result in incorrect measuring results, with possible
serious consequences.
In an oxygen enriched atmosphere (>21 vol. % O
cannot be guaranteed; remove instrument from the explosion-hazard area.
The CatEx sensor is intended for measurements of flammable gases and vapours
mixed with air (i.e. O content ≈ 21 vol.%). Incorrect measured values may be
2
displayed in the case of oxygen deficient or oxygen enriched environments.
 Switch on the instrument. The current measured values are shown in the display.
– Observe any warning » « or fault messages »
The instrument can be operated normally. If the warning message does
not disappear automatically during operation, the instrument must be
serviced after the end of use.
The instrument is not ready to measure and requires maintenance.
 Check that the gas inlet opening on the instrument is not covered or dirty.
1)
« (for warning).
WARNING
WARNING
), the explosion protection
2
CAUTION
«.