Comtac AG provides hard- and software, product development services with focus on wireless communication and as well smart wireless products. Based on wide range of platforms and technologies we are ready to “Miotyfy” your products and applications.

COMTAC mioty Modbus Bridge

mioty Modbus is a mioty enabled device with integrated configurable Modbus RTU master. Upto 16 registers values can be read from several Modbus slaves connected to the RS485 serial bus. RF-Transmission of the readout register values is periodically or/and on value change. For easy configuration of the Modbus interface and mioty-parameters a USB interface for reading/writing a configuration file is on board. The device comes in rugged IP65 housing for DIN rail or wall mounting. Power supply is 24VDC. Four LED indicate the status of Modbus and Mioty communication.

Technical Key Facts

  • unidirectional mioty device

  • RS485 Modbus RTU Master interface

  • cyclic and/or on value change transmission

  • power supply 24VDC

  • rupped housing for DIL rail or wall mounting

  • IP65

  • USB interface for configuration

  • dimensions: 150 x 58 x 35 mm (including antenna)

  • 4 LEDs for device status indication


  • external rod antenna

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Uwe Scholz

Phone: +41 52 647 30 47