Dräger Polytron 3000, Инструкция по эксплуатации, Страница: 3 / 68

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For Your Safety
For Your Safety
Strictly follow the Instructions for Use
Any use of the apparatus requires full understanding and strict observation of
these instructions. The apparatus is only to be used for purposes specified here.
Maintenance
The unit must be inspected and serviced regularly by suitably qualified persons.
Repair and general overhaul of the apparatus may only be carried out by trained
service personnel.
We recommend that a service contract be obtained with DrägerService and that
all repairs also be carried out by them. Only authentic Dräger spare parts may be
used for maintenance.
Observe chapter "Maintenance Intervals".
Use in areas subject to explosion hazards
Equipment and components which are used in explosion-hazard areas and which
have been inspected and approved in accordance with international or European
explosion-protection regulations may be used only under the specified conditions.
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 the equipment or components.
If the transmitter has been installed with a suitable safety barrier, its case may be
opened or the sensor may be changed while the transmitter is operating.
Accessories
Use only accessories shown in the Ordering List.
CAUTION
When the transmitter is installed in Ex areas Class II, Div. 1 & 2, Groups E, F, G,
the opening of the housing (inclusive sensor replacement) must not be done
when connected to power (power must be turned off or the area has to be tempo-
rarily declassified). Explosion hazard!
In applications where category 1G (Zone 0) or EPL Ga devices are required,
intense electrostatic charging processes must be avoided.