Product Overview - Hach 1735 TRO Manuel D'utilisation

This symbol indicates the presence of devices sensitive to Electro-static Discharge (ESD) and
indicated that care must be taken to prevent damage with the equipment.
This symbol indicates that a risk of explosion is present.
This symbol 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 indicates the need for protective eye wear.
This symbol indicates that the object is heavy.
Electrical equipment marked with this symbol may not be disposed of in European public disposal
systems after 12 August of 2005. In conformity with European local and national regulations (EU
Directive 2002/96/EC), European electrical equipment users must now return old or end-of-life
equipment to the Producer 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 auxiliary items for proper disposal.

Product overview

Chemical or biological hazards. If this instrument is used to monitor a treatment process and/or
chemical feed system for which there are regulatory limits and monitoring requirements related to
public health, public safety, food or beverage manufacture or processing, it is the responsibility of the
user of this instrument to know and abide by any applicable regulation and to have sufficient and
appropriate mechanisms in place for compliance with applicable regulations in the event of malfunction
of the instrument.
This instrument measures the concentration of total residual oxidant (TRO) in treated ballast water.
The measurement uses a DPD colorimetric method.
Figure 1 shows the instrument configuration.
D A N G E R
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