Revision 3 | Operating instructions sample cleaner MLN
2.7 Safety tests
The following safety tests have been conducted by Pfeuffer GmbH at the plant:
Test and inspection as per DIN EN 60204-1:
Inspection to verify that the electrical equipment complies with the technical documentation.
Continuous connection of protective conductor system
Insulation resistance tests
Voltage tests
Functional tests
The functions of the electric equipment, especially those that relate to safety and safety measures, have
been tested.
2.8 Residual hazards associated with the sample cleaner
The operation primarily takes place in automatic mode.
Pay attention to electrical hazards in case of all tasks that are to be carried out vis-a-vis electrically-
operated components.
Be mindful of crushing hazards when setting up, servicing, repairing and operating the machine.
2.9 Deactivation procedure
DANGER
Touching live parts can be fatal!
The following deactivation procedure must be carried out before cleaning, maintaining
or repairing the machine (only by skilled personnel):
Deplete the sample cleaner.
Disconnect the machine from the mains:
Disconnect the plug/socket combination from the power supply.
It must be possible to ensure that the plug remains under the direct supervision of the person in the
hazardous area.
Make sure that water, vapour or dust cannot enter the electronic area when cleaning.
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