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Requirements from Regulations and Standards
ZX-GT User’s Manual
146
Requirements from Regulations and Standards
Summary of Requirements to Manufactures
For Europe
EN 60825-1 “Safety of Laser Products, Equipment Classification, Requirements and User’s Guide”
Summary of Manufacturer’s Requirements
Requirements
subclause
Classification
Class 1 Class 1M Class 2 Class 2M Class 3R Class 3B Class 4
Description of
hazard class Safe under
reasonably
foresee-
able condi-
tions As for Class
1 except may
be hazardous
if user
employs
optics Low power;
eye protection
normally
afforded by
aversion
responses As for Class
2 except may
be more
hazardous if
user employs
optics Direct
intrabeam
viewing
may be
hazardous Direct
intrabeam
viewing
normally
hazardous High
power;
diffuse
reflections
may be
hazardous
Protective housing Required for each laser product; limits access necessary for performance
of functions of the products
Safety interlock in
protective housing Designed to prevent removal of the panel until
accessible emission values are below that for
Class 3R Designed to prevent removal of the
panel until accessible emission
values are below that for Class 3B
Remote control Not required Permits easy addition
of external interlock in
laser installation
Key control Not required Laser inoperative when
key is removed
Emission warning
device Not required Give audible or visible warning
when laser is switched on or if
capacitor bank of pulsed laser is
being charged. For Class 3R only,
applies invisible radiation is emitted
Attenuator Not required Give means beside the
On/Off switch to
temporarily to block
beam
Location controls Not required Controls so located that there is no danger
of exposure to AEL above Classes 1 or 2
when adjustments are made
Viewing optics Not required Emission from all viewing systems must be below Class 1M AEL
Scanning Scan failure shall not cause product to exceed its classification
Class label Required wording Figures A required wording
Aperture label Not required Specified wording required
Service entry label Required as appropriate to the class of accessible radiation
Override interlock label Required under certain conditions as appropriate to the class of laser used
Wavelength range label Required for certain wavelength ranges
LED label
Make required word substitutions for LED products
User information Operation manuals must contain instructions for safe use. Additional requirement
apply for Class 1M and Class 2M
Purchasing and
service information Promotion brochures must specify product classification; service manuals must
contain safety information
zx_gt.book Page 146 Wednesday, May 30, 2007 3:29 PM