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2 Safety | 2.4 Safety Equipment
ZEISS
2.4.2 Main Switch
The Main Switch cuts off both phases of the mains power from the microscope.
The Main Switch guarantees an ampere interrupting capacity (AIC) of at least 10,000 A rms. In the
OFF position, the Main Switch can be secured with a padlock against inadvertent activation, for
example during repair and maintenance work.
The Main Switch is located at the rear side of the plinth.
Fig. 2: Main Switch
2.4.3 Emergency Off (EMO) Option
With the Emergency Off (EMO) option, the microscope is equipped with the following additional
safety equipment.
Microscopes with SEMI certification must be equipped with the Emergency Off (EMO) option.
Emergency Off (EMO) Button
The EMO button is located on the plinth adjacent to the specimen chamber.
The EMO button must be pressed in an emergency to cut off mains power from the microscope
and all devices connected to the AC Unit.
The EMO button must always be readily accessible and operable.
Up to three additional EMO buttons may be connected.
Fig. 3:
EMO
button
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Instruction Manual ZEISS Crossbeam 350 | en-US | Rev. 3 | 349500-8111-000