The KNX Modbus RTU Gateway 886 is a compact KNX/Modbus gateway with 250 freely configurable channels (KNX data points). The device allows easy integration of Modbus devices supporting the RTU protocol via RS-485 into KNX installations. It can be used as Modbus master or slave.
Protection type: | IP20 |
CE marking according to: | EMC directive 2014 / 30 / EURoHS directive 2011 / 65 / EUEN 63044-3: 2018EN 50491-5-1: 2010EN 50491-5-2: 2010EN 50491-5-3: 2010EN 61000-6-2: 2019EN 61000-6-3: 2007 + A1: 2011EN 63000: 2018 |
Ambient temp. Operating: | -5 … + 45 °C |
Ambient temp. non-op.: | – 25 … + 70 °C |
Rel. humidity (non-condensing): | 5 … 93 % |
Housing: | plastic (PC) |
DIN rail mounted device: | width: 1 unit (18 mm) |
Weight: | approx. 50 g |
Controls and indicators: | 2 buttons and 3 LEDs (multicolor)KNX programming button with LED (red) |
Power supply: | KNX Bus approx. 4 mAModbus side supply voltage 12 … 24 V⎓Modbus side approx. 5 mA |
Connectors: | Connector for KNX Bus (red / black)Pluggable screw connector (3 poles) for ModbusPluggable screw connector (3 poles) for power supplyCross-section of connectors: 0.34 … 2.5 mm² |
Installation Instructions: | The device may be used for permanent interior installations in dry locations or within distribution boards with DIN rail. |
Modbus: | Type: RTU (RS-485), Master oder SlaveAs master: up to 25 slave devicesUp to 250 channels |