Danieli Automation – ID2202
30
The following table summarises the signals of the rear LED.
Suggestions
Verify / improve the proper
sighting and/or installation
Material is too cold or selection of
sensitivity is inadequate
Analyse what causes the
overheating:
- exposure to sources of heat
- excessive ambient temperature
Output status
MATP = OFF
HEALTHY = ON (if photocell switched on)
MATP = OFF
HEALTHY = OFF
MATP = ON
HEALTHY = OFF
MATP = ON
HEALTHY = ON
MATP = ON/OFF according to the
presence or not of material
HEALTHY = OFF
Description
ABSENCE OF MATERIAL, or photocell switched
off
RELIABLE DETECTION (if photocell switched on)
ABSENCE OF MATERIAL
Signal near the threshold of presence of material
(anyway below the threshold) The LED flashes
more and more frequently as the signal
approaches the threshold
PRESENCE OF MATERIAL
Signal near the threshold of presence of material
(anyway above the threshold) The LED flashes
more and more frequently as the signal
approaches the threshold
Detection is NOT RELIABLE
PRESENCE OF MATERIAL
Signal beyond the threshold of presence of
material.
Detection is reliable
OVERHEATING
The photocell can keep operating normally.
Rear LED status
GREEN LED = OFF
RED LED = OFF
GREEN LED = OFF
RED LED = Short pulses
GREEN LED = ON
RED LED = Short pulses
GREEN LED = ON
RED LED = OFF
GREEN LED = OFF
RED LED = 1Hz Flashes
Danieli Automation Standard - Installation Use and Maintenance Manual - ID2202
Certified by OneDoc A.620.107 Rev.04-MU 31/145 #1061394