The Schneider Electric 5104BCL 4-Way KNX Bus Coupler Module is a modular interface device designed for MDRC installations. This bus coupler provides four independent KNX bus connections for integrating third-party devices into KNX building networks. The module features standardized KNX bus interface with ETS configuration capability.
| KNX Channels | 4 independent bus coupler channels |
| KNX Interface | TP (Twisted Pair) KNX bus standard per channel |
| Bus Current | ≤10mA per channel from KNX bus |
| Communication Objects | Up to 254 objects per channel |
| Address Types | Individual address, group address per channel |
| Data Types | All standard KNX data types (1-bit to 14-byte) |
| Configuration | ETS software compatible (version 4.0+) |
| Physical Interface | Standard KNX bus connectors |
| Module Width | 4SU (8HP) for DIN rail mounting |
| Isolation | 2.5kV galvanic isolation between channels |
| Operating Voltage | 24V DC (±10%) for external interface |
| Power Consumption | ≤0.5W per channel from KNX bus |
| Operating Temperature | -5°C to +45°C ambient |
| Storage Temperature | -25°C to +70°C |
| Housing | MDRC plastic housing (gray) |
| Protection Rating | IP20 |
| Certifications | CE KNX certified EN 50090-2-1 |