Allen-Bradley 442L-SFZNMN, User Manual

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80 Rockwell Automation Publication 442L-UM005B-EN-P - April 2017
Chapter 10 Diagnostics
Error and Status
Indication —
Status Indicators
This section describes the meaning of the error and status indications of the
status indicators and how you can respond. You can find a description of the
indicators in Status Indicators on page 23 , the connections for the outputs of
the SafeZone™ Mini device in System Connection on page 62 .
Table 14 - Error and Status Indication
Display Output Level Possible Cause Corrective Action
At the OSSDs Object in the protective field,
OSSDs in the OFF state
No error
At the OSSDs Protective field unoccupied,
OSSDs in ON state
No error
At the warning field
output
(1)
On the universal I/O
(2)
(1) If warning field 1 is infringed.
(2) If this is configured as the output for warning field 2 and warning field 2 is infringed.
Object in one of the warning
fields
No error
At the OSSDs
On the universal I/Os
No operating voltage or voltage
too low
Check the voltage supply and
activate, if necessary.
On the universal I/O
(3)
(3) If this is configured as the output for “Reset required.”
Reset required Operate the control switch for
restart.
No level change Restart delay is counting down. No action is required.
On the universal I/O
(4)
(4) f this is configured as the output for a contamination error/warning.
No error
On the universal I/O
(5)
(5) If this is configured as the output for a contamination error.
Optics cover contaminated, no
operation
Clean the optics cover.
On the universal I/O
(6)
(6) If this is configured as the output for a contamination warning.
Optics cover contaminated, still in
operation
Clean the optics cover.