Hach HQ1110 Manuel D'utilisation De Base page 7

1. The equipment may not cause harmful interference.
2. The equipment must accept any interference received, including interference that may cause
undesired operation.
Changes or modifications to this equipment not expressly approved by the party responsible for
compliance could void the user's authority to operate the equipment. This equipment has been tested
and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC rules.
These limits are designed to provide reasonable protection against harmful interference when the
equipment is operated in a commercial environment. This equipment generates, uses and can
radiate radio frequency energy and, if not installed and used in accordance with the instruction
manual, may cause harmful interference to radio communications. Operation of this equipment in a
residential area is likely to cause harmful interference, in which case the user will be required to
correct the interference at their expense. The following techniques can be used to reduce
interference problems:
1. Move the equipment away from the device receiving the interference.
2. Reposition the receiving antenna for the device receiving the interference.
3. Try combinations of the above.
4.6 Hach Communication Dongle (optional)
The optional Hach Communication Dongle (HCD) uses Bluetooth
™
Claros . Follow all manufacturer guidance and warnings to install and operate the device. Refer to
the documentation that is supplied with the HCD.
4.7 Intended use
Chemical exposure hazard. Obey laboratory safety procedures and wear all of the personal protective
equipment appropriate to the chemicals that are handled. Refer to the current safety data sheets
(MSDS/SDS) for safety protocols.
The HQ Series portable meters are intended for use by individuals who measure water quality
parameters in the laboratory or in the field. The HQ Series meters do not treat or alter water.
Section 5 Installation
Multiple hazards. Only qualified personnel must conduct the tasks described in this section of the
document.
5.1 Lithium battery safety
Fire and explosion hazard. Lithium batteries may get hot, explode or ignite and cause serious injury if
exposed to abuse conditions.
• Do not use the battery if there is visible damage.
6 ®
The Bluetooth word mark and logos are registered trademarks owned by the Bluetooth SIG,
Inc. and any use of such marks by HACH is under license.
®
C A U T I O N
D A N G E R
W A R N I N G
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Low Energy to communicate with
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