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1. Dehumidifier Unit #1
Connect a dry-contact from the RD8i relay to the “DH” contacts on the first unit.
2. Dehumidifier Unit #2
Connect the “DH” contacts of unit #2 to the “VENT” contacts of unit #1.
Setup Procedure for External Control:
1. Press any button to activate the display and ensure the unit is set to “OFF.”
2. Hold the “MODE” button for three (3) seconds to ther the installer setup menu.
3. “Remote” will be displayed on the screen.
4. Press the “MODE” button until “External Disabled” is shown on the screen.
5. Press “Up” or “Down” to set the display to “External Enabled.”
6. Press “MODE” until “Done” is shown on the screen.
7. Press the “ON” button; “External” should be shown on the screen.
Example Connections, Anden Dehu
1 2 3 4
5 6 7 8
1
2
DH
DH
DH
DH
VENT VENT
Anden dehumidifier units can be connected to a low-voltage dry-contact for external control.
Multiple units can be daisy-chained together as shown in the diagram below.
