ELECTRICAL SETUP OF ACCESSORIES SECTION 7
FIGURE 81. WIRING PHOTON SAFETY BEAMS TO THE SDO4 (FOUR-WIRE)
24V +
GND
Infrared
beams
Rx Tx
Receiver
Transmitter
COM
N/C
SB
SB
COM
24V
NO
2W
4W
• Two out (Power) and two in (Trigger and Safety beams) terminals are provided to
support the connection of the most common external accessories
• The output terminals can be accessed by removing the screw above the control panel,
and hinging down the power head cover (Item 4 - Figure 85).
FIGURE 80. WIRING I5 SAFETY BEAMS TO THE SDO4 (FOUR-WIRE)
24V +
24V +
GND
GND
Receiver
Transmitter
Infrared
beams
COM
Rx Tx
N/C
SB
SB
COM
24V
NO
2W
4W
7. Electrical setup of accessories
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