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® 140424 Installer Guide 2 Zone Expander Panel For Use with Braeburn Model 140404 Store this manual for future reference. Warning Read all of the instructions before proceeding Caution Voltage Hazard Can cause electrical shock or equipment damage. Always turn off power to the heating/air conditioning system prior to installing or adjusting the Zone Panel Expander.
Suitable Mounting Locations Mount the Zone Panel Expander near the Main Panel. If desired, the expander panel can be mounted up to 500 feet from the main panel. The panel can be mounted in any orientation on a wall, stud, roof truss, or the return-air plenum.
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Wiring the Panel Always turn off power to the heating/air conditioning system prior to installing or adjusting the Zone Panel Expander. Use the following general wiring instructions for all systems. Specific wiring will vary depending on the type of thermostats and dampers used for the installation. NOTE: Up to 2 wires can be inserted into each terminal position.
ZONE PANEL EXPANDER WIRING TERMINALS Terminal Qty. Function Description PANEL INPUT 24 VAC Transformer Power 75 VA Maximum POWER INPUT 24 VAC Transformer Common DAMPERS OUTPUT 24 VAC Power Open Zone Damper Terminal OUTPUT Zone Damper Common Terminal OUTPUT 24 VAC Power Close Zone Damper Terminal EXPANSION COM1 OUTPUT...
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Example Wiring Options Daisy Chain All Zones Star Wiring All Zones Located at Main Panel Located at Main Panel Expander Panel Expander Panel As Needed Zones 7-8 Main Panel Main Panel Expander Panel Zones 5-6 Expander Panel Expander Panel Expander Panel As Needed Zones 5-6 Zones 7-8...
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Damper Wiring Install the system dampers using the instructions provided by the manufacturer. Connect the dampers to the zone panel expander as shown for either a 2-wire Zone Panel 2-Wire Damper or 3-wire damper. The sum of all dampers powered by the zone panel should not exceed 75 VA at 24 VAC.
Transformer Wiring Install the transformer using the instructions provided by the manufacturer. Size the transformer to the damper requirements. The zone panel has a built-in, self- resetting fuse. The maximum damper power per zone is 75 VA at 24 VAC. Connect the transformer to the zone panel as shown.
Add Zones to Main Panel The 4 Zone Expandable Panel can be expanded to up to 32 zones with four zones on the main panel and 28 total expansion zones. Additional zones must have power and communication wires to be recognized and controlled by the main expandable panel.
Error Conditions The Main Panel continually monitors various components of the zone system and will display a message when the following Expander Panel monitored conditions are detected. Invalid Address on Expansion Panel Displayed when an invalid address has been set on an expansion panel.
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