Modbus RS485 / KNX rajapinta

Product number: EK-BH1-TP-485

The Ekinex® Modbus RS485 - KNX Gateway performs a protocol conversion between a serial RS485 Modbus RTU and a KNX TP network. The device works as Modbus master. The device integrates a KNX bus communication module and it is suitable for mounting on a 35 mm DIN rail; it requires an auxiliary power supply.

EK-BH1-TP-485 key features:

Technical data:
– Power supply: 8…24 Vac or 12…35 Vdc
– Absorption at 24 Vdc: 3,5 VA

Communication KNX side:

– KNX TP (Twisted Pair) communication port electrically isolated from power supply
– 1440-byte volatile support “KNX image” memory buffer

Communication Modbus RS485 side:
– RS485 serial communication port, electrically isolated from power supply,
– 120 ohm termination resistance pluggable by a 1-way microswitch
– Modbus master RTU (Remote Terminal Unit) communication
– Selectable baud rate from 1200 to 115200 baud
– Device addressing from 0 to 250
– Coil, Input, Holding Register e Input Register data exchange
– Single and multiple register reading/writing
– 1440-byte volatile support “Modbus image” memory buffer

– Ethernet communication port (IEEE 802.3), RJ45 connector, minimum cable category: 5E


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Product info