KEYENCE LK-2000 Series - Manual (Page 6)

6
5. Safety features provided with the LK series
The LK series is provided with the following safety features. Make sure
these features function correctly before operating.
■ Key-operated laser switch
A key-operated switch controls
the LK series laser. Remove
the key when the laser is not in
use.
■ Laser radiation emission warning
(Is ON during laser emission.)
After the key-operated laser switch is set to the ON position, laser
radiation emission warning flashes for approximately 3 seconds before
laser emission. The LED lights during laser emission. The LED light can
be checked through protective goggles.
SAFETY PRECAUTIONS ON LASER PRODUCT
■ Remote interlock terminal
Laser emission can be stopped by disconnecting the REMOTE terminal
from the GND terminal.
■ Beam attenuator [with LK-501/503 only]
Laser emission is blocked by attaching the shutter.
Key-operated
laser switch
ON OFF LASER
LK-031
Laser radiation
emission warning
REMOTE 24 VDC IN GND TIMING ZERO + -