Panasonic LP-310 Operation Manual page 14

Construction Sample 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 object being marked or the
surrounding objects, and also construct the interlock system at the same time. The following figure shows
the construction sample of the interlock system.
Power Supply BOX
To Interlock Connector
Emergency Stop
Switch
Power Supply BOX
Operation at Interlock Input
■
As shown in the table below, this product outputs error state by canceling the interlock input and also stops the
laser oscillation aiming for safety use of this product.
Status of
Interlock Input
Short-circuit
Release
Release
↓
Short-circuit
Short-circuit
↓
Release
(Releasing during
marking operation)
• When primary AC power supply of the system is performed as a safety measure, process AC
power cable to set the switch as follows.
REFERENCE
14
Laser Oscillation
Shutter (Marking
Operation)
OPEN
CLOSE
OPEN
CLOSE
OPEN
CLOSE
OPEN
AC Power Cable
Emergency Stop Switch
Laser Radiation
Indicator
ON Red
OFF Blue
OFF Blue
OFF Blue
OFF Blue
ON Red
↓ ↓
OFF Blue
Relay
I/O Connector at Head
To Laser Stop Input
PC
Laser Marker
Head display
Status
panel
Normal
File No.
Operation
Alarm Status Error Code
Ready OFF
Error Code
↓
↓
after 15 sec.
after 15 sec.
Ready ON
File No.
Ready OFF
Normal File No.
↓ ↓
Alarm Status Error Code