NIBE RMU S40 Room Thermostat Instruction Manual

Nibe RMU S40 Manual: Questions and Answers

How many wired RMU S40 units can I connect to the main product?

You can connect up to 8 wired RMU S40 units total. If you connect more than three wired units to the main product (of which a maximum of two are RMU S40), they require an external power supply. Instruction Manual, p. 20

What are the terminals AA4-X1 on the Nibe RMU S40 used for?

What does the status lamp on Nibe RMU mean when it's red?

A red status lamp indicates a deployed alarm. The display shows information and suggested actions. Instruction Manual, p. 23

What does the on/off button do on the Nibe RMU S40?

The on/off button (SF1) starts the unit when moved up and turns it off when moved down.

What does the status lamp indicate when it's not lit on the Nibe RMU S40?

The lamp is not lit during normal operation. Instruction Manual, p. 23

What is the rated voltage for Nibe RMU S40 from main product?

12VDC 100mA. Instruction Manual, p. 29

What is the operating temperature range for Nibe RMU S40?

5 to 55°C. Instruction Manual, p. 29

How do I reset the Nibe RMU to factory settings?

Go to menu 8 and select the factory setting option. Instruction Manual, p. 27