Frequently Asked Questions | Support
View answers to our most frequently asked questions.
Tutorials

How do I protect my ControlByWeb devices from over-voltage conditions (e.g., Lightning)?
Learn how to reduce the risk of over-voltage conditions, such as lightning damage to ControlByWeb products. This briefly describes where lightning protection ...
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Reset Ethernet Device to Factory Defaults
This tutorial shows how to reset your Ethernet device to factory defaults.
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How do I access my ControlByWeb® module from the Internet?
Accessing a ControlByWeb module from the Internet is a fairly simple concept, but it is highly dependent on your internet router (or modem/gateway) and your Internet Service Provider ...
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Extending 1-Wire Temp/Humidity Sensors
Many factors determine the maximum length of the cable, including: Sensor network topology, sensor type, number of sensors, cable type, cable length, ambient electromagnetic...
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Can ControlByWeb units be installed in outdoor locations?
ControlByWeb units are designed with wide operating temperature ranges but do not have any special protections against moisture. They are best suited for...
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How do I set up the unit for my network?
ControlByWeb devices can connect to a network with either a static IP address or by using DHCP. There are a few different options for setting up your device:
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How to Enable Logging
Logging can be easily accessed in your device’s settings. Logging is disabled by default and will need to be enabled for logging to begin. This method is slightly different between the X-400 Series devices and the X-600M.
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How to Setup Email Notifications on ControlByWeb products
ControlByWeb products can generate email messages, notifying the end user that a monitored action has just occurred. If you have not set this feature up, or have set it up incorrectly, you will not receive email notifications.
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Is there a way to backup the settings on my device, or duplicate them across many devices?
All of our ControlByWeb products have a method of backing up the settings and events. A free utility may be downloaded ...
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General Information

Why don't you include a power supply with your products?
Instead of packaging our products with a power supply that you may already own, we sell them separately to keep costs as low as possible.
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What is the difference between the X-400 and X-600M?
Both the X-400 and the X-600M are expandable with our modular I/O products. However, they have some differences between them, such as security, dashboards, number of supported I/O and more.
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Are ControlByWeb™ modules compatible with wireless?
Yes, all ControlByWeb Ethernet products are compatible with wireless networks, although they will require additional hardware such as an wireless Ethernet bridge ...
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Can I view multiple ControlByWeb products in one location/webpage?
There are several options available to view inputs and monitor/control relays of several different units in one location. The options will briefly be explained below ...
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What are scripts? Do I need to use them?
BASIC scripts are supported on several ControlByWeb products. This tutorial assists in creating a custom BASIC script to do advanced logic tasks on ControlByWeb modules.
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Troubleshooting

My email isn't working, any troubleshooting advice?
For email troubleshooting, there are a few things you can try. First, try to send a test email by entering the following XML command into the browser ... More ❯

My temp sensor occasionally shows x.x, 185F, or 85C. Any suggestions?
ControlByWeb devices are compatible with any one-wire (DS18B20) digital temperature sensor. These include the X-DTS-U, X-DTS-S3C, and X-DTS-S32C sensors. These sensors ...
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