Omron Z4LB V2 Instruction Manual page 13

Laser Safety
Require- Require-
ments; ments;
Class 1
Sub-clause Sub-clause
Emission Not required
warning de-
vice
Attenuator Not required
Location Not required
controls
Viewing op- Emission from all viewing systems must be below Class 1 AEL's as appli-
tics cable
Scanning Scan failure shall not cause product to exceed its classification
Class label Required
wording
Aperture la- Not required
bel
Service Required as appropriate to the class of accessible radiation
entry label
Override in- Required under certain conditions as appropriate to the class of laser
terlock label used
User in- Operation manuals must contain instructions for safe use
formation
Purchasing Promotion brochures must reproduce classification labels; service manu-
and service als must contain safety information
information
Medical Special calibration instructions required
products
Fibre optic Cable service connections require tool to disconnect if disconnection
breaks protective housing and permits access above Class 1
* With respect to the requirements of remote interlock connector, key control, emission warn-
ing and attenuator, Class 3B laser products not exceeding five times the AEL of Class 2 in
the wavelength range of 400 nm to 700 nm are to be treated as Class 3A laser products.
Note: 1. This table is intended to provide a convenient summary of requirements. See text
of this standard for complete requirements.
2. AEL: Accessible Emission Limit
The maximum accessible emission level permitted within a particular class.
For your reference, see ANSI Z136.1-1993, Section 2.
Classification
Class 2 Class 3A
Controls so located that there is no danger
of exposure to AEL above Classes 1 or 2
when adjustments are made.
Figures A and B and specified wording
Class 3B* Class 4
Gives audible or visible
warning when laser is
switched on or if capacitor
bank of pulsed laser is be-
ing charged
Gives means beside ON/
OFF switch to temporarily
block beam
Specified wording required
Special calibration instruc-
tions, means for measure-
ment and target-indicator
required
1
xi