The brown is labeled for humidity sensor or speed control. Heres the wiring diagram the question i have is that in the diagram there are 3 inputs into the humidistat mains live switched live and mains neutral.
B2983a Master Flow H1 Humidistat Wiring Diagram Wiring Library
Humidistat fan wiring diagram. Typical wiring diagram of current sensing relay with humidifier. A humidistat can mount to a wall like a thermostat or in an air conditioners return duct near the air filter. To wire a fanlight you can use two separate signal pole switches and run separate switches for the light kit and the signal loop for the fan motor. Wiring h8908 with fan interlock. A 3a fuse will protect neither the humidistat or the 200w fan just the wiring between the two units. Humidity extractor fan wiring diagram wiring diagram is a simplified suitable pictorial representation of an electrical circuit.
Thus they respond when the air gets steamy and run until the humidity level is reduced. Am i going crazy or does the wiring diagram on p3 of the manual suggest that you need two switches for this. Typically wall mounted humidistats control a single rooms humidity and duct mounted humdistats control whole house humidity. M24734 m24801 h8908 1 1 2 provide disconnect means and overload protection as required. Hear a click when the humidistat is secured. A honeywell humidistat controls a humidifiers run time.
The following illustration describes six possible ways to wire your aprilaire humidifier to your furnace or air handler. Guitarist mar 28 2013 8 my advice is to get a qualified electrician to carry. Insert housing into ceiling opening and secure housing by using tapping screws ø 425mm. It shows the components of the circuit as simplified shapes and the capacity and signal friends in the midst of the devices. The wiring diagrams necessary for your installation will vary depending on the equipment that you are installing your aprilaire humidifier with. Aprilaire humidistat wiring diagrams.
Fans are available with a built in humidistat or alternatively an external humidistat can be connected to other types of fan. Attach the humidistat to the base. Wiring h8908 with 2 speed fan motor. Fanlight models expand the wall switch options 443 when wiring a fanlight model you will need a separate circuit for the light switch as you cannot supply line voltage to the red wires. 2 black 2 white 1 brown and ground. Humidistat fans are triggered by the level of moisture in the air.
Using wire nuts not provided connect house wires to fan wires as shown in the connect wiring diagram on page 3. Fans with a built in humidistat. Insert fan body into housing by using three machine screws m4 x 45mm originally on the fan body and plug in light and fan connectors. The fan has 6 wires coming out of it. One for the fan and one for the humidity sensor.
Gallery of Humidistat Fan Wiring Diagram
