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MBus_io12_LCD: Fully Programmable Modbus I/O device with LCD Display

Regular price $134.00

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Part #: MBus_io12_LCD

The MBus_io12_LCD is a fully programmable Modbus I/O device with an LCD Display and a built-in temperature sensor. It is a professional grade automation device loaded with features and perfect for almost any control or monitoring application. The MBus_io12_LCD communicates using the Modbus-RTU protocol over RS485 networks.

The MBUS_io12_LCD contains the following I/O Points:

  • 1 built-in temperature sensor
  • 8x 12-bit universal inputs (jumper configurable for: 10k thermistors, dry contact, 0-5V/10V input, 0-20mA)
  • 4x Analog Outputs (jumper configurable for 0-10V or 4-20mA)
  • 5x relay outputs rated for 2A @ 24VDC
  • Ambient Light Sensor
  • Momentary Push-Button

The MBus_io12_LCD Programmable I/O device can be used for a wide range of applications. Some simple applications would be to use it as a communicating modbus thermostat or as a simple modbus slave I/O Device.

However, much more elaborate applications are possible since the MBus_io12_LCD is FULLY PROGRAMMABLE using our free MBus_ioFlash graphical programming software. Even the LCD display and front panel buttons are completely programmable such that the MBus_io12_LCD can be used as a customizable user interface or as a control and monitoring device for almost any application.

You can download the MBus_IoFlash software here: MBus_ioFlash Software

To summarize, the MBus_io12_LCD is a low cost and ultra-flexible automation controller (with a large number & variety of I/O points) that can be used in a variety of monitoring / control applications and can also function as an interactive user interface due to the configurable LCD display and buttons.


  • Load Shedding & Demand Limiting
  • Network your Existing HVAC Equipment
  • Standalone or Networked Thermostat
  • Building Automation
  • Energy Management
  • HVAC Controls
  • Remote Monitoring
  • etc...

You can download the MBus_io12_LCD Programmable I/O device Datasheet (Pdf) here: MBus_io12_LCD Datasheet