Innolas Laser nanio Series, User And Installation Manual

Page: 38 / 48

7.4. Coolant connections
DANGER
Risk of electrocution
Switch off and disconnect the system from the AC mains supply before filling
the coolant tank
1. Firmly push the quick-release coolant pipe connectors onto the laser head and
chiller. The connectors are mechanically reversed to avoid confusion.
The blue pipe is flow and the red pipe is return.
2. Fill the chiller coolant tank to the maximum level.
7.5. Safety and interlock connections
Interlock and system reset connections are made using a Harting HAN10 connector.
7.5.1. Emergency stop interlock
The nanio Emergency Stop circuits must be connected to the system Emergency Stop.
7.5.2. Shutter safety interlock
The customer's controller must close the shutter using the shutter safety interlock
circuits under the following circumstances:
• abnormal operating condition
• emergency stop
• when the laser safety enclosure is opened
• when laser processing is not being performed (system standby, loading, unloading,
etc.)
7.5.3. External laser emission warning lamp
At least one external laser emission warning lamp must be provided in a clearly visible
location on the laser safety enclosure. This must comply with EN60825.
7.6. Control connections
1. Connect either the electrical or optical RS232 connector on the power supply to an
external controller or to a PC.
2. Connect the sync and gating BNC connectors to an external controller.
3. Connect the 25–pin User Interface connector to an external controller.
7.7. External beam delivery components
External OEM beam delivery components must not degrade the beam from the nanio
laser head and must fully comply with the requirements of EN60825.
InnoLas Laser GmbH
7. Installation 30