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OPERA
TOR
INS
TALLATION
S
ECTION
6
6.7. Connecting to a power supply
• Plug the
SDO4
into a properly-earthed 220 to 240V AC power outlet
• Ensure that no excess power cord hangs below the control box
FIGURE 79
SDO4 power
cable
220 TO 240V AC Power outlet
on ceiling
Cable clips
6.6.1.2. Connection
• Strip back and connect the two strands of one end of the cable to each of the two
terminals located on the outer cover of each safety beam
• Fix the cable securely up and along the wall, and run one length of each cable
adjacent to the control box
•
Strip back and connect one strand of each cable to the output terminals ‘SB’ and
place the jumper onto ‘2W’. Refer to Section 7 - “
Electrical setup of accessories”
6.6.2. Four-wire safety beams
6.6.2.1. Mounting
1. Mark the inside garage door framing so that the bottom edge of the beam sits
125mm off the floor.
2.
Using a small angle bracket, fasten each beam to the wall so that they face each
other across the garage door (Refer to installation instructions for further
information).
6.6.2.2. Connection
Follow the Safety beam instructions and connect to the output terminals.
Use the normally-closed contacts of the beam to connect to input ‘SB’ on the
SDO4
and
place the jumper on ‘4W’. Refer to Section 7 - “
Electrical setup of accessories”.
The
SDO4
provides a 24V DC output and normally-closed input for safety
beams.
For aligning and testing the safety beams, please refer to the installation manual
supplied with the respective safety beams used.
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