7
APPENDICES
Requirements from Regulations and Standards
ZFX-C User’s Manual
207
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 hazard-
ous if user
employs
optics
Low power;
eye protec-
tion nor-
mally
afforded by
aversion
responses
As for
Class 2
except may
be more
hazardous
if user
employs
optics
Direct intra-
beam view-
ing may be
hazardous
Direct intra-
beam view-
ing
normally
hazardous
High
power; dif-
fuse reflec-
tions may
be hazard-
ous
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 radia-
tion is emitted
Attenuator Not required Give means beside the
On/Off switch to tempo-
rarily 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