Fluke PM5414V - Handbuch (Seite 9)

PM 5414 V INSTALLATION AND SAFETY INSTRUCTIONS
(§)
1 - 1
1 INSTALLATION AND SAFETY INSTRUCTIONS
1.1 SAFETY INSTRUCTIONS
Upon delivery from the factory the instrument complies with the required safety regulations, see
Chapter 4. To maintain this condition and to ensure safe operation, carefully follow the instructions
below.
1.1.1 Maintenance and Repair
Failure and excessive stress:
If the Instrument is suspected of being unsafe, remove it from operation immediately and secure it
against any unintended operation. The instrument considered to be unsafe when any of the following
conditions exist:
- It shows physical damage.
- It does not function.
- Has been stressed beyond the tolerable limits (e.g., during storage and transportation).
Dismantling the Instrument:
WARNING
Calibration, maintenance, and repair of the instrument must be performed only by
trained personnei who are aware of the hazards invoived. To avoid electric shock,
do not remove the cover uniess you are quaiified to do so.
Before removing the cover, disconnect the instrument from aii power sources. The
capacitors in the instrument may remain charged for severai seconds after ali
power has been disconnected.
1.1.2 Grounding (Earthing)
Before any other connection is made the instrument shall be connected to a protective ground
conductor via the three-wire power cord. The power plug shall be inserted only into a ground connec­
tor outlet. Do not defeat the protective action by using of an extension cord without a grounded
conductor.
WARNING
Any interruption of the protective conductor inside or outside the instrument or
disconnection of the protective earth terminal is likely to make the instrument dan­
gerous. Intentional interruption is prohibited.
The circuit earth potential is applied to the external contacts of the BNC connectors and is
connected to the cabinet. The external contacts of the BNC connectors must not be used to connect
a protective conductor.