The X-300™ is two products in one package:

Temperature Logging

First, the X-300™ is a powerful web-based temperature logging instrument that allows you to monitor and control temperatures via an IP network. Up to 8 temperature and/or humidity sensors can be connected at a time.

Temperatures can be viewed in real-time using a web browser. In addition, the X-300™ has many advanced features including email alerts, relay control, a BASIC interpreter, and much more.

Web-Enabled Thermostat

Second, the X-300™ is a 7-day programmable web-enabled thermostat. Users can adjust and set temperatures for heating and cooling systems and view current indoor and outdoor temperatures from any web browser.

As a web thermostat, it provides an attractive control web page that works great on desktop computers as well as smartphones such as the iPhone® and other mobile digital devices.


    • Web-browser based – no software required
    • Email alerts
    • Three, independently controlled 3A relays
    • Field updatable
    • Built-In real-time clock w/ capacitor backup
    • Temperature Logger
    • Supports HTTP, TCP, SNMP, Modbus/TCP
    • Supports additional data logging and management from web services
    • Internal temperature and voltage monitoring for diagnostics
    • Wide operating temperature range
    • Removable terminal connector for convenient wiring
    • Compact, DIN-Rail mountable enclosure
    • Measurement Range: -67°F to 257°F (-55°C to +125°C)

Web-Enabled Temperature Logger:

    • The temperature logger can receive data from up to 8 sensors (Temperature and/or Humidity)
    • Supports BASIC scripts for advanced configuration

Web-Enabled Thermostat:

  • Attractive thermostat user interface
  • Connect up to 3 sensors (Indoor, Outdoor, and Humidity)
  • 7 day programming schedule
  • Connect to single stage heating/cooling system

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