
iii
General Safety Considerations
General Safety ConsiderationsThis product has been designed and tested in accordance with the standards 
listed on the Manufacturer’s Declaration of Conformity, and has been supplied 
in a safe condition. The documentation contains information and warnings 
that must be followed by the user to ensure safe operation and to main tain the 
product in a safe condition.
Install the instrument according to the enclosure protection provided. 
This instrument does not protect against the ingress of water.
This instrument protects against finger access to hazardous parts within t he 
enclosure.
WARNING If this product is not used as specified, the protection prov ided by the 
equipment could be impaired. This product must be used in a normal 
condition (in which all means for protection are intact) only.
WARNING No operator serviceable parts inside. Refer servicing to qualified 
service personnel. To prevent electrical shock do not remove covers.
WARNING This is a Safety Class 1 Product (provided with a protective eart hi ng 
ground incorporated in the power cord). The mains plug shall only be 
inserted in a socket outlet provided with a protective earth contact. 
Any interruption of the protective conductor inside or outside o f the 
instrument is likely to make the instrument dangerous. Intentional 
interruption is prohibited.
WARNING To prevent electrical shock, disconnect the instrument from  mains 
before cleaning. Use a dry cloth or one slightly dampened with water 
to clean the external case parts. Do not attempt to clean i nternally.
WARNING For continued protection against fire hazard , replace line fuse only 
with same type and ratings (type nA/nV). The use of other fuses or 
materials is prohibited.