Hach Orbisphere 51 Series User Manual Download

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General Information

1.2.4

Precautionary labels

Read all labels and tags attached to the analyzer. Personal injury or damage to the analyzer
could occur if not observed.

1.2.5

Operating altitude

This instrument is rated for an altitude of 2000 m (6562 ft) maximum. Use of this instrument at
an altitude higher than 2000 m can slightly increase the potential for the electrical insulation to
break down, which can result in an electric shock hazard. The manufacturer recommends that
users with concerns contact technical support.

1.2.6

Intended use of this equipment

This high accuracy ORBISPHERE instrument is designed for gas measurement using LDO
(Luminescent Dissolved Oxygen) and TC (Thermal Conductivity) sensors. The instrument can
be used for process and laboratory analysis, in applications such as beverage, life sciences,
power generation, and the electronics industry.

ORBISPHERE 51x analyzers are available as wall, pipe and panel mount versions. According
to the configuration, the ORBISPHERE 51x has provision for up to two patented gas phase (or
dissolved gas) ORBISPHERE LDO and/or TC sensors.

This symbol, when noted on a product, indicates a potential hazard which could cause serious personal injury
and/or death. The user should reference this instruction manual for operation and/or safety information.

This symbol, when noted on a product enclosure or barrier, indicates that a risk of electrical shock and/or
electrocution exists and indicates that only individuals qualified to work with hazardous voltages should open the
enclosure or remove the barrier.

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 a risk of chemical harm and indicates that only individuals
qualified and trained to work with chemicals should handle chemicals or perform maintenance on chemical delivery
systems associated with the equipment.

This symbol, if noted on the product, indicates the need for protective eye wear.

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.

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.

N O T I C E

Use of the instrument outside of the environmental conditions described in

Technical

specifications on page 11

may cause damage to the instrument but without endangering the

user.