41
Safety Interlocks electromagnetic / Safety Switch with interlocking function
8. Diagnostics
8.1. Diagnosis Information
The Guard Locking Device indicates its operating state and malfunctions via three LEDs of differing color at
its front panel.
Green LED
• Supply voltage on
Yellow LED
• Operating state
Red LED
• Error
Blink Codes
(red)
Designation
Automatic
Shutdown
After
Cause of Error
1 blink
Error (warning)
at output OSSD 1
30 min.
Output test error or
voltage at output “OSSD 1”, al-
though the output is switched off.
2 blinks
Error (warning)
at output OSSD 2
30 min.
Output test error or
voltage at output “OSSD 2”, al-
though the output is switched off.
3 blinks
Error (warning)
Cross-circuit
30 min.
Cross-circuit between the output
conductors or error at both out-
puts. Voltage must be switched
off and back on again after 30
minutes.
5 blinks
Error at actuator
0 min.
Incorrect or defective actuator
6 blinks
Latching force
error
0 min.
Latching force > 500 N fallen
short of (e.g. actuator offset).
10 blinks
Magnet tempera-
ture too high
0 min.
The magnet is too warm:
T > 70° C
Red, con-
tinuously lit
Internal error
0 min.
Defective device
Table 2: LED Diagnosis Information
