Panasonic LP-400 Series, Operation And Maintenance Manual

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31
⿎ Construction of Interlock System
For operating this product, construct the protective enclosure enclosing the range of the laser radiation for protecting the
exposure caused by the reflection of the laser radiation from the work piece or the surrounding objects, and also construct
the interlock system. The following figure shows the construction sample of the interlock system.
ABCD
ABCD
ABCD
BCD
q
w
r
e
y
r
t
No. Description Note
q
Emergency stop button Construct a control system for shutting off the laser
power when it is opened.
w
Door for the maintenance
e
Safety switch
r
Laser protection shutter for marking object gateway Construct a control system which will separate
(cut off) the laser beam or shut off the laser power
when it is open.
t
Depending on the system control specification, use safety
relay unit or safety PLC etc.
Connect the devices
q
to
r
and I/O terminal of
the laser marker.
Depending on the system design, use the safety
relay unit or the safety PLC.
y
To I/O terminal
(laser stop input, emergency stop input, etc.)
Reference
• When primary AC power supply of the system is performed as a safety measure, process AC power cable to set the
switch as follows.
AC Power Cable
Emergency Stop Switch
Relay
ME-LP400V-OP-6