Hoyme-ADP-0242-05A

This Adaptor has two 24Vac Relays. The contact points of one Relay can be used to control a 120Vac Circuit of up to 5 amp draw such as running a 120Vac Exhaust Fan.
This Adaptor can also be used 100% for 24Vac switching.

Installation instructions – Printer friendly (pdf)

Wiring Diagrams used with the ADP-0242-05A

• #6A9. Heating and Cooling System Equipped With a Steam Humidifier using Adaptor (ADP-0242-05A).
• #8A9. Forced Air Furnace With Power Open Replacement Air Damper (HAC-0x10-OPO) and a Ventilation Switch/Timer That Uses Adaptor (ADP-0242-05A)  to Open Replacement Air Damper With Ventilation Fan and Also Opens During Furnace Firing.