SORHEA
9
TROUBLESHOOTING
Malfunction
No Led on the TX and RX
columns on
Orange "Disq." Led on the
receiver column out continually
BIRIS II 100 & 200 only
Red "Alarm" Led on the receiver
column lit continually
BIRIS II 50 only
Red "Alarm" Led on the receiver
column does not light up when
the beams are interrupted
Probable cause
Improper power supply
−
Transmitter column without
−
power
Transmission module and
−
reception module on
different channels
Poor alignment of cells
−
Object obstructing the beams
−
The two cells are not
−
interrupted simultaneously (in
mode "AND")
- 32 -
BIRIS II 50/100/200
Solution
Check power supply (operating
−
range between 10V and 14V)
Check transmitter power supply
−
Put the transmitter and receiver
−
on the same channel, then
switch columns' power off and
on
Re-perform the alignment
−
procedure
Disengage the beam axes
−
Interrupt all beams
−
simultaneously