Installation; Safety Regulations; Before Connecting; Maintenance And Repair - Philips Pm 5326 Bedienungsanleitung

INSTALLATION
SAFETY REGULATIONS
Upon delivery, the instrument complies with the required safety regulations. To maintain this condi-
tion and to ensure safe operation, it is recommended to follow the instructions below.
2.1.1.
Before connecting
Mains voltage
Check whether the instrument i s adapted to the nominal mains voltage.
Protection
This instrument is protected according to class I (protective earth) of the l EC 348 or VDE 041 1. The
mains cable provides earth connection. Outside specially protected rooms, the mains plug must be con-
nected only to sockets with earthed contact.
It is not allowed to interrupt the earth connection inside or outside the instrument.
2.1.2.
Maintenance and repair
Failure and excessive stress
I f the instrument is suspected of being unsafe, take
it
out of operation permanently.
This is the case when the instrument
- shows physical damage
-
does not function anymore
-
i s stressed beyond the tolerable limits (e. g. during storage and transportation)
Dismantling the instrument
When removing covers or other parts by means or tools, live parts or terminals could be exposed. Before
opening the instrument, disconnect i t from all power sources.
I f the open live instrument needs calibration, maintenance or a repair, it must be performed only by
trained personnel being aware of the risks. After disconnection from all power sources, the capacitors
in the instrument may remain charged for some seconds, observe the circuit diagrams.
Fuses
Only use the specified fuses.
Repair, Replacing parts
Repairs must be made by trained personnel. Ensure that the construction of the instrument i s not altered
to the detriment of safety. Above all, leakage paths, air gaps and insulation layers must not be reduced.
When replacing, use only original parts. Other spare parts are only acceptable when the safety precau-
tions for the instrument are not impaired.