
8540571 - 28/04/2008 - Rev.6
23
OPERATION AND TECHNICAL DATA
SIGNALS
The symbols showed on the 7 segments display and the leds of emitter and receiver units
are visualized depending on the system operation phase. The tables below shows the
different signals (ref. Figure 22).
EMITTER
RECEIVER
Figure 22
EMITTER SIGNALS
Normal operation (FIXED SYMBOLS)
7 SEGMENTS DISPLAY
LED
SYMBOL
MEANING
RED (2)
GREEN (3) YELLOW (1)
8
Power on. Initial test
ON
OFF
ON
L
Normal operation. LOW range
OFF
ON
OFF
H
Normal operation. HIGH range
OFF
ON
OFF
L
OFF ON ON
H
TEST
OFF ON ON