Hach-Lange SIGMA SD900 Refrigerated Sampler and All Weather Refrigerated Sampler User Manual - Manual (Page 16)

14
General Information
2.1.3 Confined space precautions
Important Note: The following information is provided to guide
users of Sigma SD900 Refrigerated Samplers and Sigma SD900
All Weather Refrigerated Samplers on the dangers and risks
associated with entry into confined spaces.
On April 15, 1993, OSHA's final ruling on CFR 1910.146, Permit
Required Confined Spaces, became law. This new standard directly
affects more than 250,000 industrial sites in the U.S.A. and was
created to protect the health and safety of workers in confined
spaces.
Definition of a confined space
A confined space is any location or enclosure that presents or has
the immediate potential to present one or more of the following
conditions:
• An atmosphere with less than 19.5% or greater than 23.5%
oxygen and/or more than 10 ppm Hydrogen Sulfide (H
2
S).
This symbol if noted on the product indicates the potential for biohazards from samples. User / operator awareness
and training are necessary if the sample/s can contain biohazard.
This symbol, if noted on the instrument, references the instruction manual for operation and/or safety information.
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. 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.
This symbol, when noted on a product enclosure or barrier, indicates that a risk of electrical shock and/or
electrocution exists.
This symbol, when noted on the product, indicates that the marked item can be hot and should not be touched
without care.
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).
This symbol, when noted on the product, identifies the location of a fuse or current limiting device.
This symbol, when noted on the product, indicates the presence of devices sensitive to Electro-static Discharge
(ESD) and indicates that care must be taken to prevent damage with the equipment.
This symbol, if noted on the product, indicates a pinch hazard. Keep hands and fingers clear.
This symbol, if noted on the product, indicates the possible presence of a lifting hazard.
This symbol, if noted on the product, indicates that the item is to be protected from fluid entry.