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Hach ORBISPHERE 3650 ATEX Allgemeines Benutzerhandbuch Seite 7

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Category Explanation
ATEX marking: Surface apparatus with permanent explosive gas presence.
II 1 G
Ex
Explosion-proof apparatus built to the universal standards below:
ia
Type of protection: The highest category, based on a safety factor of 1.5 on two faults. No
combination of two faults in the 3650Ex can produce a spark, or heating, causing ignition of an
explosive atmosphere.
IIC
Gas group: Corresponds to the most flammable gases, including hydrogen.
T4
Temperature category: Maximum surface temperature of 135º C.
Ga
Equipment protection level.
4.5.1 Specific conditions of use
Use only non-rechargeable cell of type LS 26500 SAFT. Cell replacement is allowed in explosive
area.
The use of the external power supply input is not allowed in hazardous area. External link shall be
equipped with protection for voltage limitation when used in the non- hazardous area.
The equipment enclosure contains more than 15% aluminum. It must be mounted in such a manner
as to eliminate any risk of sparks caused by friction or impact.
The user shall implement any the necessary actions to avoid any electrostatic discharges hazards on
accessible metallic and non-metallic parts of the enclosure.
4.5.2 Send the Orbisphere 3650EX for repair
Important information
There are special regulations for the transport of the Orbisphere 3650EX portable oxygen instrument.
The instrument contains a special lithium battery, which based on current transport regulations by
1
ADR, IMDG or IATA
special dangerous goods regulations.
To send the instrument for repair or maintenance, make sure to remove the lithium battery from
the device. Do not send the battery. To remove the battery, refer to
Remove the battery to prevent dangerous goods violations within the transport chain.
Section 5 Installation
Electrical danger and fire hazard. Only use the supplied power cable. Only qualified experts may perform the
tasks detailed in the installation section of this manual, while adhering to all locally valid safety regulations.
This instrument is powered by a special non-rechargeable Exproof lithium battery (model 32960).
The battery may be installed or changed in the hazardous area.
1
ADR is the European Agreement concerning the International Carriage of Dangerous Goods by
Road. IMDG is the International Maritime Dangerous Goods Code. IATA is the International Air
Transport Association.
Table 1 ATEX Certification
is classified as a dangerous good for all types of transport and is subject to
W A R N I N G
W A R N I N G
W A R N I N G
Batteries
on page 10.
English 7

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