Hach ORBISPHERE 3650 ATEX Manuel D'utilisation De Base page 5

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4.2 Use of hazard information

Indicates a potentially or imminently hazardous situation which, if not avoided, will result in death or serious injury.

Indicates a potentially or imminently hazardous situation which, if not avoided, could result in death or serious

injury.

Indicates a potentially hazardous situation that may result in minor or moderate injury.

Indicates a situation which, if not avoided, may cause damage to the instrument. Information that requires special

emphasis.

4.3 Interface box (model 29122)

Explosion hazard. Only use the Interface Box 29122 in the safe area and never in the explosive area.

The interface box should only be connected to an earthed power supply socket.

In accordance with safety standards, it must be possible to disconnect the external power supply of the interface

box in its immediate vicinity.

Any maintenance of the interface box should be performed exclusively by personnel specialized and authorized to

work on electrical equipment, in accordance with relevant local regulations.

Disconnect the interface box from the power supply before carrying out any maintenance (including changing

fuses).

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.

Removable power cables must not be replaced with inadequately dimensioned power cables.

4.4 Precautionary labels

Read all labels and tags attached to the instrument. Personal injury or damage to the instrument

could occur if not observed. A symbol on the instrument is referenced in the manual with a

precautionary statement.

This is the safety alert symbol. Obey all safety messages that follow this symbol to avoid potential

injury. If on the instrument, refer to the instruction manual for operation or safety information.

This symbol indicates that a risk of electrical shock and/or electrocution exists.

D A N G E R

W A R N I N G

C A U T I O N

N O T I C E

W A R N I N G

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