4 safety notes, 1 electrical safety, 2 general precautionary rules – Metrohm 792 Basic IC User Manual
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1 Introduction
792 Basic IC
10
1.4 Safety
notes
1.4.1 Electrical
safety
While electrical safety in the handling of the 792 Basic IC is assured in
the context of the specifications IEC 1010-1 (protection class 1, degree
of protection IP20), the following points should be noted:
x Mains connection
Setting of the mains voltage, checking the mains fuse and the
mains connection must be effected in accordance with the instruc-
tions in section 2.4.
x Opening the 792 Basic IC
If the 792 Basic IC is connected to the power supply, the instrument
must not be opened nor must parts be removed from it, otherwise
there is a danger of coming into contact with components which are
live. Hence, always disconnect the instrument from all voltage sources
before you open it and ensure that the mains cable is discon-
nected from mains connection 12
12
12
12 !
x Protection against static charges
Electronic components are sensitive to static charging and can be
destroyed by discharges. Before you touch any of the components
inside the 792 Basic IC, you should earth yourself and any tools you
are using by touching an earthed object (e.g. housing of the instru-
ment or a radiator) to eliminate any static charges which exist..
1.4.2
General precautionary rules
x Handling of solvents
Check all lines of the IC system periodically for possible leaks. Follow
the relevant instructions regarding the handling of flammable and/or
toxic solvents and their disposal.