Troubleshooting Procedures - Honeywell SYA14 Series Manual

FF-SPS4 Series Installation Manual

Troubleshooting Procedures

If the FF-SPS4 Series safety perimeter system is working properly and the sensing field is not
interrupted, the receiver's output relay indicator (green) must be illuminated.
conditions are not met, refer to the table 4-1 and corresponding maintenance procedures.
LED Location
E1 Emitter
E2 Emitter
E3 Emitter
R1 Receiver
R2 Receiver
R3 Receiver
R4 Receiver
R5 Receiver
Table 4-1 Troubleshooting Chart
Possible incidents in any modes
Symptoms
Emitter
For application help: call 1-800-537-6945
Color Function
Yellow Power On
Red Test Mode
Yellow Emission Frequency
Yellow Signal Margin (alignment)
Yellow Reset Mode
Green Energized Relay (output status)
Red De-energized Relay (output status)
Yellow Emission Frequency
Causes
Receiver
The equipment is not
powered
Slight beam misalignment or
slight lens contamination
Heavy beam misalignment
of heavy lens contamination
Heavy beam misalignment
of heavy lens contamination
or beam occultation
The equipment is in test
mode
The emission frequencies of
the emitter and the receiver
are different
Inspection and Maintenance
Corrective actions
Check for both emitter and receiver:
• Supply voltage specified on the plate
• Main supply
• Wiring of the supply plugs
• The supply fuse
The equipment is still operating correctly, but
the following should be carried out before
unexpected alarm:
• Clean the front plates or
• Readjust the beam alignment
The equipment is in alarm:
• Clean the front plates or
• Readjust the beam alignment
The equipment is in alarm:
• Clean the front plates or
• Readjust the beam alignment or
• Remove the object from the detection field or
• Send the emitter and receiver back to the
plant
Check:
The external contact connected to the emitter
test input and jumper link position
Select an identical emission frequency F1 or F2
both emitter and receiver
Honeywell • MICRO SWITCH Sensing and Control 37
If these