Belimo BKN230-24MP - communication and power supply module

Belimo BKN230-24MP

Communication and power supply module for digital fire damper actuators in the Top-Line series, e.g. BF24TL-T-ST. It serves as a power supply, connection socket and MP-Bus interface.

Main features and specifications

• Power supply: AC 230 V, 50/60 Hz; rated voltage range: AC 198 ... 264 V.
• Power consumption during operation: 8 W (including actuator); power rating for cable sizing: 10 VA (including actuator).
• MP-Bus communication; up to 8 nodes can operate in parallel under the control and supervision of a master DDC device with an MP interface.
• Power supply and control are electrically isolated from each other.
• A green LED indicates the presence of the supply voltage.
• Terminals for connecting the volt-free contact of a local smoke detector; a normally closed (nc) contact can be connected.
• Connections for the Top-Line actuator, MP-Bus network and BELIMO PC-Tool.
• Protection rating: IP40; protection class: II.
• Ambient temperature: –30° ... +50°C.

The documentation specifies a maximum MP-Bus cable length of 800 m. Disconnect the AC 230 V mains plug before opening the housing cover.