14
USER MAINTENANCE
Repairs or services not covered in this manual should only be performed
by qualified personnel. Regular operator maintenance consists of periodic
cleaning (case and window), battery replacement, fuse replacement and
recalibration.
Note
The instrument complies with class II, overvaoltage CAT.III of the
IEC1010-1(EN61010-1) standard. Pollution degree 2 in accordance with
IEC-664 indoor use. If the equipment is used in a manner not specified, the
protection provided by the equipment may be impaired.
The symbols used on this instrument are:
Caution, risk of electric shock
Caution, refer to accompanying documents
Equipment protected throughout by Double insulation (Class II)
Alternating current
Direct current
Ground
D
D
!
When servicing, use only specified replacement parts.