Mitsubishi Electric MELSENSOR MELSEC iQ-R MH11H01A0LNA, Руководство пользователя

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1 BEFORE USING THE PRODUCT
1.2 Handling of Laser Products
27
1
■
Preventive measures against damage caused by laser light
When using this product, each country should observe related laws and regulations of its own country to prevent damage
caused by laser light. For Japan, under the Industrial Safety and Health Act, the detailed safety preventive measures for
operations handling laser equipment other than that of class 1 and 2 and operations that are exposed to laser light are
established in "Preventive measures against damage caused by laser light". The following lists the measure standards for
each class of laser equipment.

: Required,

: Optional
Measure Description Class of laser equipment
4 3B 3R
*1
2M,
1M
Invisible Visible
Appointment of administrators of laser equipment Appoint controllers of laser equipment from the workers
who have sufficient knowledge and experience with
laser equipment handling and laser light prevention.     
Controlled area (off-limits area with a sign) Separate the off-limits areas from other areas and
indicate them with signs. Allow only authorized
personnel to enter there.
    
Laser
equipment Laser light path Position of light
path Set the light path avoiding the eye height of the workers.
    
Appropriate
design of light
path and light
blocking Make the optical path as short as possible to minimize
the number of bend times and block the light as much as
possible without crossing the optical path and walking
path.     
Appropriate
termination of
light Terminate the light path with a diffuse reflector or an
absorber with appropriate reflectance and heat
resistance.     
*2
Key control A structure activated by using a key or others
    
Emergency
stop switch or
other devices Emergency
stop switch An emergency stop switch which immediately stops
laser light emission
    
Warning device A warning device, such as an automatic indicator, which
enables prompt check of laser light     
Shutter A shutter which avoids accidental laser emission from a
laser emission aperture
    
Interlock system or other systems Stop laser emission automatically when a controlled
area is open or a light path is unblocked.
    
Indication of laser emission
aperture Display the indication at the laser light emission
aperture.
    
Work
management,
health
management,
and other
managements Operating position Position which is as far as possible from laser light     
Measures in adjusting the optical
system Minimalize the laser light output when adjusting the
optical system.
    
Protective gear Safety goggles Wear effective safety goggles depending on the type of
the laser light.
    
Work clothes
with little skin
exposure Wear work clothes with as little skin exposure as
possible.
    
Use of flame-
retardant
materials Wear clothes made of flame-retardant materials (in
particular, chemical fibers which melt and turn into
beads are not suitable).
    
Inspection and maintenance Perform start-up inspection, periodic inspection, and
maintenance.     
Safety and health education Perform education when hiring workers, reassigning
workers, and changing laser equipment.
    
Healthcare Examination of
anterior eye
part (cornea
and crystalline
lens) Perform examination of anterior eye part along with a
visual acuity examination when hiring or reassigning
workers.
    
Examination of
the ocular
fundus Perform examination of ocular fundus along with a
visual acuity examination when hiring or reassigning
workers.     