Honeywell SYA14 Series Manual page 253

Diagnostic LED
This LED will flicker in case of failure. The flickering code corresponds to 6 different faults.
Fault
code
1 –
2 –
3 –
4 –
5 –
6 –
: LED On
: LED Off
Indication
Objects are not detected where they
should be. (LED status does not
change when object enters into
protection zones)
45
Incorrect test target (fixed or external) position
Incorrect rotation frequency
Hardware error
Safety relay improper operation
Incorrect self-test result
Protection zones not programmed (if previous
programming was aborted)
Possible Cause
Incorrect alarm and safety
zones are in use
Objects are too small/too dark
Corrective Action
Use a personal computer and the FFSE.EXE
software program to redefine the alarm and safety
zones.
The resolution of the FFSE is 70mm. Smaller
objects may not be detected.
107006-11 EN FR26 GLO 0300 Printed in Germany
(1 light pulse) – two extinctions
(2 light pulsee) – 3 extinctions
(3 light pulses) – 4 extinctions
(4 light pulses) – 5 extinctions
(5 light pulses) – 6 extinctions
(6 light pulses) – 7 extinctions