Hach-Lange ORBISPHERE 510_51x Basic User Manual - Manual (Page 5)

This symbol, when noted on the product, indicates that the marked item can be hot and should not
be touched without care.
This symbol, when noted on the product, indicates the presence of devices sensitive to electrostatic
discharge and indicates that care must be taken to prevent damage to them.
This symbol, when noted on the product, identifies the location of the connection for protective earth
(ground).
Electrical equipment marked with this symbol may not be disposed of in European public disposal
systems. In conformity with European local and national regulations, European electrical equipment
users must now return old or end-of-life equipment to the manufacturer for disposal at no charge to
the user.
Note: For return for recycling, please contact the equipment producer or supplier for instructions on how to return
end-of-life equipment, producer-supplied electrical accessories, and all auxillary items for proper disposal.
Products marked with this symbol indicates that the product contains toxic or hazardous substances
or elements. The number inside the symbol indicates the environmental protection use period in
years.
Installation
This section provides necessary information to install and connect the analyzer. The installation of
the analyzer should be performed in accordance with relevant local regulations.
D A N G E R
Electrocution Hazard. Do not connect AC power to a 5 VDC powered model.
W A R N I N G
Potential Electrocution Hazard. Always disconnect power to the instrument when making electrical connections.
W A R N I N G
Potential Electrocution Hazard. If this equipment is used outdoors or in potentially wet locations a Ground Fault
Interrupt device must be used for connecting the equipment to its main power source.
W A R N I N G
Potential Electrocution Hazard. A protective earth (PE) ground connection is required for both 100-240 VAC and
5 VDC wiring applications. Failure to connect a good PE ground connection can result in shock hazards and poor
performance due to electromagnetic interferences. ALWAYS connect a good PE ground to the controller terminal.
C A U T I O N
Personal Injury Hazard. Only qualified personnel should conduct the tasks described in this section of the manual.
N O T I C E
Install the device in a location and position that gives easy access to the disconnect device and its operation.
N O T I C E
Potential Instrument Damage. Delicate internal electronic components can be damaged by static electricity,
resulting in degraded performance or eventual failure.
Portable mounting
Install the instrument on a laboratory table, on a clean flat surface in a safe area. Locate the
instrument convenient to the power source connectors, supplies and the PC. When carrying the
instrument, grip the top handle firmly, and gently place it on the working surface. Avoid putting the
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