Centurion SD04 Installation Manual page 46

Transmitter
FIGURE 82. WIRING TWO-WIRE SAFETY BEAMS TO THE SDO4
GND
24V +
Universal
receiver
FIGURE 83. WIRING A UNIVERSAL
RECEIVER TO THE
Tx Rx
Receiver
Infrared
beams
SDO4
page 46
Hard-wired
wall switch
FIGURE 84. HARD-WIRING A WALL
SWITCH TO THE
2W
4W
SDO4
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