Honeywell FF-LS082802362, Installation Manual

Page: 36 / 46

107022-16 EN FR26 GLO 301 Printed in Germany
36
Figure 5-2 Control unit printed circuit board
Use the tables below to determine the operating status of the protective safety equipment. To use the acoustic signal to
determine the protective safety equipment status, the buzzer switch must be set to the ON position (see figure above).
Table 5-2 FF-LS status in automatic restart mode (with power ON)
Beam condition LED and buzzer status FF-LS status and remedy
CLEAR Red LEDs 5 and 7 flicker.
Yellow LEDs 4 and 6 are always illuminated.
Acoustic signal NOT present. (1) The FF-LS is operating correctly.
Safety output contacts X1 and X2 are closed.
INTERRUPTED Red LEDs 5 and 7 flicker.
Yellow LEDs 4 and 6 are NOT illuminated.
Acoustic signal present (short interval). (1) The FF-LS is operating correctly, but needs a
clear beam status.
Safety output contacts X1 and X2 are open.
(1) Buzzer switch ON.
Table 5-3 FF-LS status in start and restart interlock (manual) mode
Beam condition LED and buzzer status FF-LS status and remedy
AT POWER UP
CLEAR
Red LEDs 5 and 7 are always illuminated.
Yellow LEDs 4 and 6 are NOT illuminated.
Acoustic signal is always present. (1) The FF-LS is operating correctly but needs to be
restarted.
Safety output contacts X1 and X2 are open.
INTERRUPTED Red LEDs 5 and 7 are always illuminated.
Yellow LEDs 4 and 6 are NOT illuminated.
Acoustic signal is always present. (1) An object within the sensing field forbids the
effective restart of the FF-LS.
Safety output contacts X1 and X2 are open.
DURING NORMAL OPERATION
CLEAR
Red LEDs 5 and 7 are illuminated.
Yellow LEDs 4 and 6 are always illuminated.
Acoustic signal NOT present. (1) The FF-LS is operating correctly.
Safety output contacts X1 and X2 are closed.
INTERRUPTED
THEN RELEASED Red LEDs 5 and 7 are always illuminated.
Yellow LEDs 4 and 6 are NOT illuminated.
Acoustic signal always present. (1) The FF-LS is operating correctly but needs to be
restarted.
Safety output contacts X1 and X2 are open.
(1) Buzzer switch ON.
Terminals
Output contact fuses
LED indicators
(supply voltage)
LED Indicators
(system condition)