Type 4 Safety Light Curtain
67
12.4 Display in Case of Error
12.4.1 Receiver
Display
Description
Display
Description
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• OSSD 2 short circuit to plus
• Eliminate short circuit to plus.
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• Contactor is not released.
• Contacts are fused together.
• Inspect the contactor (connection
and function).
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• OSSD 2 short circuit to ground
• Eliminate short circuit to ground.
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• Invalid configuration
Restart inhibit detected
• For safety mode operation,
remove reset button and activate
in accordance with
• For start-up and restart inhibit,
connect reset button correctly
and activate in accordance with
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• Contactor does not pick up.
• Inspect the contactor
(connection and function).
SIG LOW/
DIAG4
DIAG3
EDM/DIAG2
SYNC/DIAG1
ERROR
RES
OSSD OFF
OSSD ON
• Invalid configuration, contactor
monitoring detected
• For contactor monitoring, connect
contactor correctly and activate in
accordance with
or
.
• Without contactor monitoring:
remove contactor and deactivate
in accordance with