AFA4000/E VAV Airflow Controller / p.75
• Sash Light Curtain Control Box
• LED Transmitter
• LED Receiver
The Sash Light Curtain Control Box is connected to the main Auto Sash Control Unit.
6.3.1 Installing the sash light curtain control box
1. Fix the Sash Light Curtain Control Box onto the top of the fume hood, using the tabs attached
to the control box and the screws provided. Ensure that there is access to the terminals to
connect the wiring.
Figure 38: Sash Light Curtain Control Box
2. Use the pre-assembled cables and connectors supplied to connect the Light Curtain Control
Box to the Auto Sash Control Unit. See the wiring schematic in section 6.9.
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