# ControlByWeb: Home

> Powerful, micro PLCs for industrial automation\. Control, monitor via built\-in web interface\. Built\-in logic\. Open API\. No Licensing or Fees

Generated by Yoast SEO v27.5, this is an llms.txt file, meant for consumption by LLMs.

## Pages
- [CBW Partnership Program](https://controlbyweb.com/partner-program/)
- [Remotely Reboot IP Devices](https://controlbyweb.com/remote-reboot-ip-devices/)
- [Cellular](https://controlbyweb.com/cellular/): Our new cellular monitoring and control modules make your life easier\. When you need to deploy an IoT controller where no wired networking infrastructure exists, skip the third\-party program hardware and build from our popular X\-400 platform \- now with embedded cellular connectivity\. Remote monitoring and control has never been easier\.
- [Temperature Application](https://controlbyweb.com/applications/temperature/)
- [ControlByWeb 3 \- Split Test](https://controlbyweb.com/)

## Posts
- [Integrating Remote Reboot into Your SCADA System: A Practical Guide for System Integrators](https://controlbyweb.com/remote-reboot/integrating-remote-reboot-into-your-scada/)
- [How Much Time and Money Does Remote Rebooting Really Save?](https://controlbyweb.com/remote-reboot/how-much-does-remote-rebooting-save/)
- [How Can You Remotely Reboot Devices Without a VPN or Port Forwarding?](https://controlbyweb.com/remote-reboot/remotely-reboot-without-vpn/)

## Products
- [WebRelay Wireless™ \| Single Relay \& Input Module](https://controlbyweb.com/webrelay-wireless/): \<section id="longDescription"\>The WebRelay Wireless™ combines an electromechanical relay and optically\-isolated digital input with secure Wi\-Fi connectivity, eliminating the need for additional hardware or middleware\. Its on\-device web server and open API make configuration and integration straightforward, whether you’re extending SCADA systems, deploying remote monitoring, or embedding control into OEM equipment\. \<br /\>Designed for industrial and commercial environments, WebRelay Wireless™ provides a compact, reliable solution for edge control—without licensing fees or vendor lock\-in\.\</section\>
\<ul\>
\<li\>1 Relay \(12A 277VAC, 30 VDC\)\</li\>
\<li\>1 Digital Input \(4\-26 VDC\)\</li\>
\<li\>Up to 4 Temperature Sensors \(\-67°F to 257°F / \-55°C to \+125°C\)\</li\>
\</ul\>
\<p id="longDescription"\>\[frequentlyBought ids="7624,7540,7798"\]\</p\>
- [X\-600M™ \| Web\-Enabled I/O Controller](https://controlbyweb.com/x600m/): \<section id="longDescription"\>The X\-600M™ is ControlByWeb’s most advanced controller, built for large\-scale industrial and OEM applications\. Supporting up to 64 expansion modules and 1,024 I/O points, it’s engineered for high\-density, complex systems\. \<br /\>With an embedded logic builder, LUA scripting for advanced control, and support for multiple customizable dashboards, the X\-600M™ gives engineers powerful tools for automation and visualization\. Open protocol support \(Modbus, SNMP, peer\-to\-peer\) ensures seamless integration with SCADA and PLC systems, delivered without licensing fees or proprietary lock\-in\.\</section\>
\<ul\>
\<li\>\<em\>Expandable, Up to 1,024 I/O\</em\>\</li\>
\<li\>\<em\>Relays, Analog/Digital/Thermocouple Inputs\</em\>\</li\>
\<li\>\<em\>Up to 32 Temperature Sensors\</em\>\</li\>
\<li\>\<em\>GUI Dashboard\</em\>\</li\>
\</ul\>
\<p id="longDescription"\>\[frequentlyBought ids="7635,7621,7318,7289"\]\</p\>
- [X\-13S™ \| Thermocouple Expansion Module](https://controlbyweb.com/x13s/): \<section id="longDescription"\>The X\-13S™ is a two\-channel thermocouple expansion module for the X\-400™ and X\-600M™ controllers\. Designed as a signal conditioner for Type\-K thermocouples, it provides accurate temperature measurement for demanding industrial applications\. \<br /\>Common use cases include kilns, furnaces, ovens, process heating systems, and industrial equipment monitoring where precise thermal data is critical\. Multiple X\-13S™ modules can be connected via ribbon cable, which supplies both power and communication from the host controller—allowing scalable integration of temperature sensing into larger automation systems\.\</section\>
\<p\>\<em\>2 Channel Type\-K Thermocouples\</em\>\</p\>
\<p\>\<em\>Expansion Module for the X\-400 and X\-600M\</em\>\</p\>
\<p id="longDescription"\>\[frequentlyBought ids="7635,7616"\]\</p\>
- [X\-12S™ \| 8 Relay Expansion Module](https://controlbyweb.com/x12s/): \<section id="longDescription"\>The X\-12S™ adds eight Form\-A \(SPST\) relays to an X\-400™ or X\-600M™ controller, providing reliable low\-current switching for industrial and OEM applications\. Each relay is rated at 2\.5A, with commons grouped in two banks for simplified wiring\. \<br /\>A removable terminal connector streamlines installation, while the ribbon cable connection supplies both power and communication from the host controller\. Multiple X\-12S™ modules can be added for scalable relay expansion in larger systems\.\</section\>
\<p\>\<em\>8 Relays\</em\>\</p\>
\<p\>\<em\>Expansion Module for the X\-400 or X\-600M\</em\>\</p\>
\<p id="longDescription"\>\[frequentlyBought ids="7635"\]\</p\>
- [X\-11S™ \| High\-Current Relay Expansion Module](https://controlbyweb.com/x11s/): \<section id="longDescription"\>The X\-11S™ adds two 20A Form\-C \(SPDT\) relays to an X\-400™ or X\-600M™ controller, providing rugged, high\-current switching for demanding industrial and OEM applications\. Terminated through heavy\-duty screw terminals, it is designed for reliable operation in environments where durability and load capacity are critical\. \<br /\>Multiple X\-11S™ modules can be connected to the host controller via ribbon cable, which supplies both power and communication, enabling scalable relay expansion without additional wiring complexity\.\</section\>
\<p\>\<em\>2 High\-Current Relays\</em\>\</p\>
\<p\>\<em\>Expansion Module for the X\-400 or X\-600M\</em\>\</p\>
\<p id="longDescription"\>\[frequentlyBought ids="7635,"\]\</p\>

## Articles
- [400 Series User's Manual](https://controlbyweb.com/support/manuals/x-400-users-manual/)
- [400 User's Manual Appendix](https://controlbyweb.com/support/manuals/appendix/)
- [Cell Device Setup \| From Purchase to Deployment](https://controlbyweb.com/support/cell-device-setup-from-purchase-to-deployment/)
- [XW\-110™ Installation for Walk\-in Freezers](https://controlbyweb.com/support/wiring-installation/xw110-installation-walk-in-freezer/)
- [400\-Series Data Logging Walkthrough](https://controlbyweb.com/support/data-logging/x400-series-data-logging-walkthrough/)

## Categories
- [Article](https://controlbyweb.com/blog/article/)
- [Application](https://controlbyweb.com/blog/category/application/)
- [Industry](https://controlbyweb.com/blog/category/industry/)
- [Building Automation](https://controlbyweb.com/blog/category/industry/building-automation/)
- [Temperature Monitoring](https://controlbyweb.com/blog/category/application/temperature-monitoring/)

## Tags
- [Case Study](https://controlbyweb.com/blog/case-study-draft/)
- [Temperature Monitoring](https://controlbyweb.com/blog/tag/temperature/)
- [IIoT](https://controlbyweb.com/blog/tag/iiot/)
- [Dry Contact Monitoring](https://controlbyweb.com/blog/tag/dry-contact/)
- [Hardware](https://controlbyweb.com/blog/tag/hardware/)

## Product categories
- [Accessory Products](https://controlbyweb.com/product-category/)
- [Cloud](https://controlbyweb.com/product-category/)
- [Relays](https://controlbyweb.com/product-category/)
- [Digital Inputs](https://controlbyweb.com/product-category/)
- [Liquid Level Sensors](https://controlbyweb.com/product-category/)

## Product tags
- [Modbus TCP/IP](https://controlbyweb.com/product-tag/modbus-tcp-ip/)
- [HTTP\(S\)](https://controlbyweb.com/product-tag/https/)
- [Email Alerts](https://controlbyweb.com/product-tag/email-alerts/)
- [SNMP](https://controlbyweb.com/product-tag/snmp/)
- [ControlByWeb Cloud\-Capable Products](https://controlbyweb.com/product-tag/cloud/)

## Product shipping classes
- [Physical](https://controlbyweb.com/?taxonomy=product_shipping_class&term=physical)
- [Pack Together](https://controlbyweb.com/?taxonomy=product_shipping_class&term=pack-together)
- [Pack Separate](https://controlbyweb.com/?taxonomy=product_shipping_class&term=pack-separate)
- [Digital](https://controlbyweb.com/?taxonomy=product_shipping_class&term=digital)

## Article Categories
- [Quick Start](https://controlbyweb.com/article-categories/quick-start/)
- [Frequently Asked Questions](https://controlbyweb.com/article-categories/frequently-asked-questions/)
- [Networking \& Security](https://controlbyweb.com/article-categories/networking-and-security/)
- [Wiring \& Installation](https://controlbyweb.com/article-categories/wiring-and-installation/)
- [Cloud, Cell, \& App](https://controlbyweb.com/article-categories/cloud-cell-and-app/)

## Media Folders
- [Diagrams](https://controlbyweb.com/?taxonomy=rl_media_folder&term=diagrams)
- [A\+ OLD \- No MQTT](https://controlbyweb.com/?taxonomy=rl_media_folder&term=a-old-no-mqtt)
- [A\+ Banners with MQTT](https://controlbyweb.com/?taxonomy=rl_media_folder&term=a-banners-with-mqtt)
- [Ways to Use CBW](https://controlbyweb.com/?taxonomy=rl_media_folder&term=ways-to-use-cbw)
- [Thumbnails](https://controlbyweb.com/?taxonomy=rl_media_folder&term=thumbnails)

## Optional
- [Sitemap index](https://controlbyweb.com/sitemap_index.xml)