Original instructions, System status indicators – Rockwell Automation 440L GuardShield Type 2 Safety Light Curtain User Manual User Manual
Page 15
GuardShield™ Type 2 Safety Light Curtain Installation Instructions
13
R
Original instructions
System Status Indicators
6 through 9 = Fault conditions
Flash rate is approximately. 2 Hz (2 times per second)
Note: For fault conditions 6 through 9, see Troubleshooting guide on page 12.
Receiver LEDs
Transmitter LEDs
Condition No.
OSSDs
OFF
Red
OSSDs
ON
Green
Alignment
Amber
Interlock
Yellow
Power
On
Amber
Emitting
Yellow
1
OFF
ON
OFF
OFF
ON
ON
2
ON
OFF
OFF
OFF
ON
ON
3
ON
OFF
ON
OFF
ON
ON
4
ON
OFF
OFF
ON
ON
ON
5
ON
OFF
OFF
OFF
ON
OFF
6
FLASH
OFF
OFF
OFF
ON
ON
7
ON
OFF
OFF
OFF
FLASH
ON
8
FLASH
OFF
ON
OFF
ON
ON
9
FLASH
OFF
OFF
ON
ON
ON
Condition No.
Description
1
Guard only mode, light curtain unobstructed (aligned, not in interlock)
2
Guard only mode, light curtain interrupted (aligned, not in interlock)
3
Guard only mode, misaligned (not in interlock)
4
Restart interlock (aligned)
5
Transmitter test input active (pin 4)
6
Internal fault, receiver
7
Internal fault, transmitter
8
External fault (OSSD short to ground, +V, or cross connection)
9
External fault (MPCE/EDM error)
Receiver
Transmitter
OSSDs
OFF
Power Emitting
OSSDs
ON
Alignment Interlock