User guide

PSEN op4B Series Operating Manual
30
ON
1 2 3 4
ON
1 2 3 4
Fig. 23 shows the two operating modes:
Automatic
reset
Beams
interrupted
TEST/RESET
button
Beams clear
Normal mode
Beams clear
OSSD OFF OSSD ON
TX
TX
RX RX RX
TX
Manual
reset
BREAK
SAFE
OSSD ON
SAFE
OSSD OFF
BREAK
OSSD OFF
BREAK
OSSD ON
SAFE
Fig. 23
Automatic or manual reset can be selected via the DIP switches on the
receiver (RX).
• Automatic reset: Set position 4 on both DIP switches to ON
• Manual reset: Set position 4 on both DIP switches to OFF
NOTE: DIP switches that are not used for this function are shown
in grey in the diagram.