Icons Used In Illustrations; Product Overview - Hach Ldo Sc Model 2 Sensor Benutzerhandbuch

Cet appareil numérique de classe A répond à toutes les exigences de la réglementation canadienne
sur les équipements provoquant des interférences.
FCC Part 15, Class "A" Limits
Supporting test records reside with the manufacturer. The device complies with Part 15 of the FCC
Rules. Operation is subject to the following conditions:
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 A 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. Disconnect the equipment from its power source to verify that it is or is not the source of the
interference.
2. If the equipment is connected to the same outlet as the device experiencing interference, connect
the equipment to a different outlet.
3. Move the equipment away from the device receiving the interference.
4. Reposition the receiving antenna for the device receiving the interference.
5. Try combinations of the above.

2.5 Icons used in illustrations

Manufacturer supplied parts

2.6 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 sensor is designed to work with a controller for data collection and operation. The sensor can be
used with several controllers. Refer to the controller-specific user manual for more information.
The primary applications for this sensor are municipal and industrial wastewater applications. LDO
sensor technology does not consume oxygen, and can measure DO concentration in low or no-flow
applications. Refer to
This equipment is suitable for use in non-hazardous locations or Class 1, Division 2, Groups A, B, C,
D Hazardous Locations with specified sensors and options when installed per the Hazardous
Location Installation Control Drawing. Always refer to the Control Drawing and applicable electrical
code regulations for proper installation instructions.
6 English
Figure 1.
Use fingers only
D A N G E R
Do not use tools