Disabling The Safety Interlocks (Door Sensor Checking Board)

Disabling The Safety Interlocks (Door Sensor Checking Board)


USE OF PROPER SAFETY EYEWEAR AND PPE IS PRESCRIBED WHEN DEFEATING THE SAFETY SYSTEMS  TO PULSE, TEST, ETC...

PLEASE SEE HERE: SAFETY INFO: C02 Laser Radiation, PPE, & Fire Suppression




Preface: This article covers how to bypass the safety interlocks, the location of the door control board and safety warnings that should be followed if the user bypasses the interlocks.


Excerpt From the Nova Series Manual:


Door Example Board States:

States shown are from a Nova series machine.

All doors closed, Door Board OK:

All door signals OK and have Yellow LED illuminated, Red Status LED illuminated.



Lid Open Door Board not OK:

All door signals OK except Lid Sensors S1 and S2 Yellow LED OFF, all others have Yellow LED illuminated, Red Status LED NOT illuminated.




Lid Open, Door Board not OK but Bypassed:

All door signals OK except Lid Sensors S1 and S2 Yellow LED OFF, all others have Yellow LED illuminated, Red Status LED illuminated.



Procedure:


USE OF PROPER SAFETY EYEWEAR AND PPE IS PRESCRIBED WHEN DEFEATING THE SAFETY SYSTEMS  TO PULSE, TEST, ETC...

PLEASE SEE HERE: SAFETY INFO: C02 Laser Radiation, PPE, & Fire Suppression


1. Press Button 6 on the Door board to Enable Bypass. The Red LED will light up or remain on even with door(s) open to let you know the doors are bypassed.
2. Press Button 6 again to Disable the Bypass (Power cycling the machine will disable the bypass)

Door Numbering:

Nova Series:

S1: Lid Left Side
S2: Lid Right Side
S3: Front Lower Panel
S4: Not used, jumpered
S5: Laser Tube Door in back
S6: Not used, jumpered
S7: Left Side Upper Door
S8: Not used, jumpered


Odin Series:

S1: Lid Left Side
S2: Lid Right Side
S3: Front Door Panel Left Side
S4: Front Door Panel Right side
S5: Laser Tube Door in back
S6: Laser Tube Door in back
S7: Left Side Door
S8: Left Side Door


Door Board Locations:



Nova 24:

Left side of machine, behind the lower blue door. It is then in the Top Right of that control panel.





Nova 35,51 and 63:

Right side of machine, behind the lower blue door(s). Nova 35 shown below.


Odin 22 and 32:

Left side of machine, behind the large blue door. Odin 32 Panel Shown.




Example Door Sensor:

Thunder uses a Solway brand sensor that comprises of a pickup sensor and a magnetic trigger. The magnetic trigger (no wiring) will be mounted to the moving door and the pickup is mounted to the machine with the wiring.