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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 Explo-
sion Protection Regulations may be used only under the conditions explicitly
specified in the approval and with consideration of the relevant legal regula-
tions. 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 con-
cerning 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 haz-
ard you may encounter. These signal words and the hazard they describe are
specified as follows:
Indicates an imminently hazardous situation which, if not avoided, will result
in death or serious injury.
Indicates a potentially hazardous situation which, if not avoided, could result
in death or serious injury.
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.
Additional information on how to use the device.
2
DANGER
WARNING
CAUTION
Notice
2 Intended Use
– The Dräger Pac 3500/5500
measures the CO, H
S and O
2
2
concentration in the ambient air
and initiates alarms at preset
thresholds.
3 What is what
1 Alarm LED
2 Horn
3 Concentration Display
4 [OK] Key On/Off/Alarm
Acknowledge
5 [+] Key Off/Bump Test
6 Gas Opening
7 Screw
8 IR interface
9 Label
10 Clip
4 Standard configuration
Measuring Range
0 to 500 ppm 0 to 100 ppm
Vibrating alarm
Alarm Threshold A1
30 ppm
acknowledgeable
latching
1
6
Pac 5500
5
7
10
Gas Monitor
Exia
Dräger Safety
C
US
23560 Lübeck
Securite Intrinseque
Germany
Ex ia IIC T4
Only as to intrinsic safety for use
7
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.
Do not change batteries
in hazardous area.
0158
I/II M1/1G
1)
CO
H
S
2
0 to 25 vol.-%
Yes
Yes
10 ppm
19 vol.-%
Yes
Yes
No
No
2
3
4
7
8
9
7
O
2
Yes
2)
No
Yes
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