Modbus Extension

CONTENTS

Technical Data
Installation
Dimensions
Communication

TECHNICAL DATA

  • 1 x Modbus RTU interface
  • Adjustable baud rate
  • Adjustable parity
  • Supports 16 and 32-bit data types
  • Compact design for DIN rail mounting
  • Dimensions: 35.5 x 88 x 57 mm (T2)
  • Power consumption approximately 30mA
  • Power supply via 24VDC adapter
  • Protection: IP20
  • Operating Temperature: 0 to 50°C
  • Minimum polling cycle of 5 seconds
  • Maximum 32 devices per Modbus Extension
  • Maximum 253 sensors per Modbus Extension

INSTALLATION

  • Mount the Modbus Extension on the DIN rail.
  • Connect 24VDC power supply, but do not switch on until the whole installation is completed
    (We recommend looping through the Miniserver)
  • Connect to the Loxone Link
  • Note: If it is the last extension, terminate the Loxone Link with a 120Ω resistor
    (Included with the Miniserver)
  • Connect the Modbus Extension to a Modbus device.
  • Turn on the power supply
  • After a few seconds, the left LED will flash green if the extension is already configured, or orange if not

DIMENSIONS

Modbus Extension Dimensions

 

Please ensure you have a data sheet that references at least the following Baud rate, Stop bits, Parity, IO Address, Command type and whether or not it is a 16-bit or a 32-bit value. This information is crucial, if you cannot find it, please contact the manufacturer of the device.[/ box]

COMMUNICATION WITH MODBUS

For a guide on Modbus communication, please see our page on communicating with Modbus.

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DOWNLOADS

Installation and Quick Connection Guide (pdf)

Extension EG Declaration of Conformity (pdf)

RoHS Declaration of Conformity (pdf)