HP Jet Fusion 4200 Product Documentation Site Preparation Manual page 54

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Safety requirements
Will printer operations be supervised at all times as recommended by HP in the
user guide?
If printer operations will be supervised at all times, have you worked out how to
supervise the system during the installation?
If printer operations will not be supervised at all times, do you, as the Customer,
acknowledge that you have read and understood HP's safety recommendations in
the user guide?
Is the equipment installed in a non-hazardous location or non-ATEX-classified
zone?
Do you have an explosion-protected vacuum cleaner compatible with the material
that you intend to use?
Does the site have an air extraction system following the recommendations in the
site preparation guide? If so, please ensure that a certified technician can attend
the installation from day 2. See
Do you have an explosion-protected air exhaust system compatible with the
material that you intend to use?
If the air exhaust system is not explosion-protected, you, as the Customer, must
take measures to avoid material accumulation over time in your system, such as
additional filters and regular cleaning.
Is the equipment away from other equipment that could create a combustible dust
cloud or metallic dust during operation?
Is the equipment away from ignition sources (open flames, sparks, heat, and so on)
such as CNC, milling, cutting machines, and polishers?
Are your users and/or operators trained to cope with explosive atmospheres and
associated hazards during cleaning operations, according to local laws and
company requirements?
Is your postprocessing equipment (such as sand blasting), if any, suitable for
combustible dust?
Do you have static earthing clamps to connect to an external tank?
4210 Bulk processing station only:
Have you kept an area of at least 2 m (79 in) around the bulk discharging system
clear of electric/electronic devices and any sources of ignition ?
Do you have static earthing clamps to connect to material loading tanks?
Do you have an explosion-protected bulk discharging system and drum rotator
suitable for combustible dust and compatible with the material that you intend to
use?
Are you using properly grounded metallic pipes for material transport?
Are you using flexible hoses that are suitable for transporting combustible dust
and properly grounded at both edges?
50
Chapter 5 Site preparation checklist
Air exhaust on page
14.
Yes
No
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ENWW

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