NIBE RMU S40 Room Unit Installer Manual

About the RMU S40

The NIBE RMU S40 is a room unit designed to control and monitor NIBE heat pumps, indoor modules, or control modules from a different room within a property. It offers advanced climate control capabilities, allowing users to manage temperature and other settings remotely.

Key Features and Installation

• Installation: The RMU S40 can be mounted directly on a wall or using the provided backplate, which allows for installation in a standard appliance box. Proper placement is crucial for accurate temperature sensing.
• Electrical Connection: All electrical connections must be performed by a qualified electrician, adhering to national regulations. The main product must be de-energized during installation. The unit can be powered via a USB power adapter (5V) connected to the Micro-USB port.
• Connectivity: The RMU S40 supports both wired and wireless connections to the main NIBE product. For wired connections, specific terminal blocks are used, and for wireless connections, a guided setup process is followed via the main product's menu.
• Functionality: The room unit can display current room temperature, allow temperature adjustments, refine/stabilize room temperature, and display/control humidity levels.

System Integration

The RMU S40 is compatible with NIBE S series main products. It plays a role in managing climate systems and zones, allowing for individual temperature control in different areas of a building. In cases of weak communication, a repeater (RPP 10) may be necessary.

Operation and Navigation

The RMU S40 features a touchscreen interface for intuitive navigation. Users can select options by tapping the screen, scroll through menus by swiping, and adjust settings using a virtual dial. The status light indicates the operational status, with a red light signifying an alarm.

Important Information

This manual is intended for professional installers and should be left with the customer. NIBE reserves the right to make design changes. For detailed information on EU declarations of conformity, visit nibe.eu. Open-source software information is available at opensource.nibe.eu.