5Section 2 General Information2.1 Safety InformationPlease read this entire manual before unpacking, setting up, or operating this equipment.Pay attention to all danger and caution statements. Failure to do so could result in seriousinjury to the operator or damage to the equipment.To ensure that the protection provided by this equipment is not impaired, do not use orinstall this equipment in any manner other than that specified in this manual.2.1.1 Use of Hazard InformationDANGERIndicates a potentially or imminently hazardous situation which, if not avoided,could result in death or serious injury.CAUTIONIndicates a potentially hazardous situation that may result in minor or moderateinjury.Important Note: Information that requires special emphasis.Note: Information that supplements points in the main text.2.1.2 Precautionary LabelsRead all labels and tags attached to the instrument. Personal injury or damage to theinstrument could occur if not observedThis symbol, if noted on the instrument, references the instruction manual for operationand/or safety information.Electrical equipment marked with this symbol may not be disposed of in European public disposalsystems after 12 August of 2005. In conformity with European local and national regulations, Europeanelectrical equipment users must now return old or end-of life equipment to the Producer for disposal at nocharge to the user.Note: For all electrical products (marked or unmarked) which are supplied or produced by Hach-Lange, pleasecontact the local Hach-Lange sales office for instructions for proper disposal.This symbol, when noted on a product enclosure or barrier, indicates that a risk of electrical shock and/orelectrocution exists.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 that the marked item can be hot and should not betouched without care.This symbol, when noted on the product, indicates the presence of devices sensitive to Electro-StaticDischarge and indicates that care must be taken to prevent damage to them.This symbol, when noted on the product, identifies a risk of chemical harm and indicates that onlyindividuals qualified and trained to work with chemicals should handle chemicals or perform maintenanceon chemical delivery systems associated with the equipment.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).