Chemical And Biological Safety - Hach DR 3900 Manual Básico Del Usuario

Safety information for the correct use of the instrument:
• Do not operate the instrument in hospitals or comparable
establishments in proximity to medical equipment, like pace makers
or hearing aids.
• Do not operate the instrument near highly flammable substances,
such as fuels, highly combustible chemicals and explosives.
• Do not operate the instrument near combustible gases, vapors or
dust.
• Do not vibrate or jolt the instrument.
• The instrument can cause interference in immediate proximity to
televisions, radios and computers.
• Do not open the instrument.
• Improper use of the instrument voids the warrantee.
Certification (integrated RFID module)
FCC ID: YUH-QR15HL
IC : 9278A-QR15HL
This device complies with Part 15 of the FCC rules and Industry Canada
license exempt RSS standard(s).
Operation is subject to the following two conditions:
1. this device may not cause interference, and
2. this device must accept any interference, including interference that
may cause undesired operation of the device."
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.

Chemical and Biological Safety

D A N G E R
Potential danger in the event of contact with chemical/biological materials.
Handling chemical samples, standards and reagents can be dangerous.
Familiarise yourself with the necessary safety procedures and the correct
handling of the chemicals before the work and read and follow all relevant safety
data sheets.
Normal operation of this instrument may involve the use of hazardous
chemicals or biologically harmful samples.
• Observe all cautionary information printed on the original solution
containers and safety data sheet prior to their use.
• Dispose of all consumed solutions in accordance with national
regulations and laws.
• Select the type of protective equipment suitable to the concentration
and quantity of the dangerous material at the respective work place.
Overview of product
The DR 3900 is a VIS spectrophotometer with a wavelength range of
320 to 1100 nm. The instrument is delivered with a complete series of
application programs and supports several languages.
English 5