Connecting Volume Control Wiring

INSTALLATION (Continued)

Refer to Figure 4. If a NuTone Volume Control is installed in the system, connect the control’s IW-2 wiring to the ORN and ORN/WHT screw terminals at the master station. Only ONE

NuTone speaker may be connected to each volume control. Each volume control/speaker counts as a remote station. Remember: The maximum remote connections to the Master Station is 9. Adding the optional IA-440 expansion module will increase the system remote capability to 15 stations.

ORN

ORN/WHT

FIGURE 4

NEVER USE 8 OHM STEREO SPEAKERS

WITH THIS SYSTEM!

Refer to the installation instructions packed with the speaker volume control for wiring this unit.

CONNECTING DOOR SPEAKER WIRING

The Door Speakers connect to the Master Station Terminal Board with twisted pair IW-2 wire.

1.Refer to Figure 5. Connect the two wires from the Door Speaker(s) to the 2 screw terminals marked DOOR SPEAKER on the master station terminal board.

DOOR
SPEAKER	FIGURE 5

PREPARING MASTER STATION PANEL FOR OPTIONAL DOOR RELEASE PUSHBUTTON

To remove the pushbutton cover, position the master station face up. Be careful not to damage the cables on the back of the unit.

1.Refer to Figure 6. Open the left-hand door on the master station panel.

FIGURE 6

2.Cut the 4 retainer webs from the pushbutton cover.

3.Remove cover. The door release pushbutton will be installed and connected after the master panel has been mounted to the rough-in frame.

MOUNTING THE OPTIONAL CHIME MODULE IN THE MASTER STATION PANEL

1.Position the master station panel face down on a soft cloth.

2.Refer to Figure 7. Align the optional NuTone IA-28 or IA-29 chime module onto the mounting bracket located in the master station.

	SNAP IN PLACE
RED
WIRE
IA-29 ONLY	FIGURE 7
	FIGURE 7

3.Apply firm, but even pressure to each side of the chime module until it snaps into place.

4.Plug the 4 pin connector on the module into the connector located on the master. When properly installed, the ribbon cable will point away from the master station’s circuit boards, as illustrated.

5.Connection from the pushbuttons to the master will be made after the master panel has been mounted.

IM-440 Series specifications

The NuTone IM-440 Series is a highly acclaimed intercom system designed to enhance communication and convenience in both residential and commercial environments. Renowned for its utility and efficiency, this system combines advanced technology with user-friendly features, making it a popular choice for those looking to upgrade their intercom systems.

One of the standout features of the NuTone IM-440 Series is its versatile communication capabilities. The system supports both intercom communication and radio broadcasting, allowing users to not only communicate with different rooms but also listen to music or news throughout the premises. This dual functionality positions the IM-440 as an all-in-one solution for audio entertainment and inter-room communication.

The IM-440 series employs robust technology to ensure clear audio quality. Utilizing advanced circuitry, the system minimizes interference and enhances sound clarity, making conversations more intelligible and enjoyable. This technology is particularly useful in larger homes or commercial spaces where distance can affect sound quality.

Installation is made easy thanks to the IM-440 series' design, which supports a variety of mounting options and is compatible with numerous room types. The user interface is intuitive, featuring a simple-to-use control panel that allows for straightforward navigation and operation. This focus on user experience is evident in the attention to detail in the design, ensuring that even those who are not tech-savvy can operate the system with ease.

Another significant characteristic of the NuTone IM-440 Series is its scalability. The system can be easily expanded to accommodate additional rooms and features, allowing users to customize their intercom setup according to their specific needs. This makes it a future-proof investment that can adapt to changes in living or working environments.

Durability and reliability are also hallmarks of the IM-440 series. Built to withstand the rigors of daily use, the system features high-quality materials that ensure longevity. Additionally, the system's components are engineered to perform consistently over time, providing users with peace of mind that their communication system will be operational when needed.

In summary, the NuTone IM-440 Series stands out for its combination of advanced audio technology, user-friendly design, and scalability. Whether for communication or entertainment, this intercom system offers a compelling solution for those seeking to enhance their indoor audio experience. With its array of features and reliability, the IM-440 Series remains a top choice in intercom systems.

NuTone IM-440 Series Connecting Volume Control Wiring, Connecting Door Speaker Wiring

Models: IM-440 Series

INSTALLATION (Continued)