For Your Safety; Intended Use; Turning The Instrument On - Dräger pac 7000 Gebrauchsanweisung

1

For Your Safety

Strictly follow the Instructions for Use
Any use of the device requires full understanding and strict
observation of these instructions. The device is only to be used
for the purposes specified herein.
Use in areas subject to explosion hazards
Devices or components for use in explosion-hazard areas
which have been tested and approved according to national,
European or international Explosion Protection Regulations
may be used only under the conditions explicitly specified in the
approval and with consideration of the relevant legal
regulations. The equipment or components may not be
modified in any manner. The use of faulty or incomplete parts is
forbidden. The appropriate regulations must be observed at all
times when carrying out repairs on these devices or
components.
Repair of the instrument may only be carried out by trained
service personnel according to Dräger Service Procedure.
Safety Symbols used in this Manual
While reading this manual, you will come across a number of
warnings concerning some of the risks and dangers you may
face while using the device. These warnings contain "signal
words" that will alert you to the degree of hazard you may
encounter. These signal words and the hazard they describe
are specified as follows:
DANGER
Indicates an imminently hazardous situation which, if not
avoided, will result in death or serious injury.
WARNING
Indicates a potentially hazardous situation which, if not
avoided, could result in death or serious injury.
CAUTION
Indicates a potentially hazardous situation which, if not
avoided, could result in physical injury, or damage to the
product.
It may also be used to alert against unsafe practices.
Notice
Additional information on how to use the device.
2

Intended Use

– The Dräger Pac 7000 measures gas concentrations in the
ambient air and initiates alarms at preset thresholds.
2
3 What is What?
1
2
6
7
Pac 7000
9
3
7
5
4
1
1 Alarm LED
2 Horn
3 Concentration Display
4 [OK] Key On/Off/Alarm Acknowledge
5 [+] Key Off/Bump Test
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1 2 3 4 5 6
1 Fresh Air Calibration Icon 7 Error Icon
2 Span Calibration Icon 8 Notice Icon
3 Password Icon 9 Low Battery Icon
4 Peak Concentration Icon 10 Selected measuring
5 TWA Icon unit
6 STEL Icon 11 Concentration display
4 Operation
CAUTION
Check and, if necessary, adjust the calibration before
carrying out safety-relevant measurements.
A bump test should be performed before each use.
4.1

Turning the instrument on

– Press and hold [OK]. The display counts down until start-up:
"3, 2, 1"
.
Notice
All display segments are lit. Next, the LED, Alarm and
Vibrating alarm are activated in sequence. Check these
before each use.
– The instrument will perform a self test.
– The software version and the gas name are displayed.
– The A1 and A2 alarm limits are displayed.
– If the calibration interval function is activated the days
remaining until the next calibration, e.g., » CAL « then » 20 «
are displayed.
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– If the bump test interval function is activated, the time until
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the bump test interval elapses is displayed in days, e.g., » bt
« then » 123 «.
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– After max. 20 seconds the gas concentration is displayed
and the instrument is ready for use.
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D
Gas Monitor
Exia
Dräger Safety
23560 Lübeck C US
Securite Intrinseque
Germany 9
Only as to intrinsic safety for use Ex ia IIC T4
in haz loc, Class I & II, Div. 1, IECEx UL 05.0001
Groups A, B, C, D, E, F, & G –30 °C < Ta < +55 °C
TC T4 –30 °C < Ta < +55 °C
EEx ia I/IIC T4
Warning: Read manual
DEMKO 05 ATEX 0430463
for safety precautions. For the O2 sensor: after the first turning on of the instrument,
Do not change batteries
in hazardous area. 0158 I/II M1/1G
a sensor warm up time of up to 15 minutes is needed. The
gas value flashes until the warm up time has passed.
6 Gas Opening
4.2 Before entering a working place
7 Screw
8 Clip
9 Label
The gas opening is equipped with a dust and water filter. This
10 IR Interface filter protects the sensor against dust and water. Do not
destroy the filter. Replace destroyed or clogged filter
immediately.
Ensure that the gas opening is not covered and that the
device is also near to your breathing area. Otherwise the
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device will not work properly.
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– After turning the instrument on, the actual measurement
value will normally be shown in the display.
– Check for the notice icon [!]. When lit, it is recommended that
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you perform a bump test as described in chapter 4.3.
– Clip the instrument to clothing before working in or near
potential gas hazards.
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4.3 Performing a "bump test" with gas
Risk to health! Test gas must not be inhaled. Observe the
hazard warnings of the relevant safety data sheets.
– Prepare a Dräger test gas cylinder with 0.5 l/min and a gas
concentration higher than the alarm threshold to be tested.
– Connect Dräger Pac 7000 and the test gas cylinder to the
calibration adapter or connect the device to the Dräger Bump
Test Station.
– To enter the bump test mode, press the [+] 3 times within
3 seconds. The instrument beeps twice, quickly. The notice
icon [!] begins to flash.
With Dräger Bump Test Station "Printer" the unit can be
configured to automatically start the bump test without
pressing any key. In this case the manual start of the bump
test is deactivated.
– To activate the bump test press [OK].
– Open the regulator valve to let test gas flow over the sensor.
– If gas concentration actuates the alarm thresholds A1 or A2
the corresponding alarm will occur.
WARNING
WARNING
CAUTION
Notice