FAQs and Troubleshooting
Selecting Dimmable Bulbs
While we cannot recommend specific bulbs, the following guidance can help you select a suitable option: Wattage: Higher wattage bulbs are generally more stable and offer a wider dimming range. Brand: Consider using premium brand bulbs, such as ...
[C204/C-ZB-DM204] My dimming module doesn't work with retractive switches
The modules are normally preconfigured to work with retractive switches. It has come to our attention that some of our modules may be set to work with toggle switches instead. If you are using SmartThings, Hubitat, ZHA, or zigbee2mqtt, you will be ...
[C205] How do I change the switch type?
The C205 module is preconfigured to work with toggle/rocker switches. If you are using Smartthings, Hubitat, ZHA, or zigbee2mqtt, you will have a device setting to change the switch type to “Momentary”. You must be using the Candeo drivers to access ...
[C203/C204/C-ZB-DM204] How do I change the switch type?
The modules are preconfigured to work with retractive switches, as this allows you to control on/off, and also dimming. If you are using Smartthings, Hubitat, ZHA, or zigbee2mqtt, you will have a device setting to change the switch type to “Toggle”. ...
[C201/C203/C204/C-ZB-DM204] Retractive Switch Notes
Requirements Retractive switches should be 2 position/way switches (i.e. bottom or top only, no middle, no 2 way/position and off) Retractive switches should also be press to make, not press to break. Some retractive switches have one terminal for ...
[C201] Firmware update instructions for ZHA
Please note these instructions are currently for ZHA only. If your date code is 20241020, 20240813 or 20230824 and you're using ZHA you do not need to do this update. You should not attempt this update unless your batch # and date code aren't in the ...
[C201] Firmware update instructions for Zigbee2MQTT
Please note these instructions are for Zigbee2MQTT only. You should not attempt this update unless your batch # and date code aren't in the table below. The most up-to-date firmware has Date Code: 20241020. The most up-to-date SW build ID is 1.30. ...
[C-ZB-DM201-2G] Is my dimming module compatible with Homekit?
Yes – this module is compatible with HomeKit, when used with Philips Hue.
[C-ZB-DM201-2G] Advanced configuration
TouchLink to a Zigbee Remote (Channel 1 only) Factory reset the dimming module: Press and hold the “Reset” button for 10 seconds. Turn on the light and press the reset button 4 times. The LED will start blinking green indicating that the module is ...
[C-ZB-DM201-2G] My lights are flickering at low levels.
Diagnosing this issue can be complicated and often dependent on many variables that are unique to the wiring in your house. However, the most common cause is due to either the total load of the lights being too low, or the wattage of one particular ...
[C-ZB-DM201-2G] Adjusting dimming settings
To optimise the performance of the smart module, or to adjust the settings to your preference, you can adjust the brightness at the Min. and Max. level for each channel. MIN adjustment - Switch on the lights. When the lights are on, insert a ...
[C-ZB-DM201-2G] My lights won't turn off properly.
Diagnosing this issue can be complicated and often dependent on many variables that are unique to the wiring in your house. However, the most common cause is due to either the total load of the lights being too low, or the wattage of one particular ...
[C-ZB-DM201-2G] Wiring Instructions
If in any doubt please consult an electrician. Turn off the power. To avoid electrical shock and/or equipment damage, disconnect electrical power at the main fuse or circuit breaker before installation and maintenance. Be aware that even if the ...
[C-ZB-SM205-2G] Troubleshooting
Please ensure that you have followed all of the instructions precisely. The module will not pair with the hub Please ensure that your hub is in range, typically <30m indoors. Please do a factory reset as outlined above, and try pairing again. Please ...
[C-ZB-SM205-2G] Supported loads
[C-ZB-SM205-2G] Wiring Instructions
Turn off the power. To avoid electrical shock and/or equipment damage, disconnect electrical power at the main fuse or circuit breaker before installation and maintenance. Be aware that even if the circuit breaker is off, some voltage may remain in ...
[C-ZB-SM205-2G] Advanced configuration
Set up a Touchlink remote Press the reset button 4 times or turn the power off/on 4 times. Bring the remote within 10cm of the module and set the remote into Touchlink commissioning mode. You will need to refer to the instructions that came with the ...
[C203/C204/C-ZB-DM204] Is my dimming module compatible with Homekit?
The C204/C-ZB-DM204 module is compatible with HomeKit, when used with Philips Hue. The C203 module is currently incompatible with HomeKit, and an upgrade is coming soon.
[C201] Is my dimming module compatible with Homekit?
Yes – this module is compatible with HomeKit, when used with Philips Hue.
[C201] My lights are flickering at low levels.
Diagnosing this issue can be complicated and often dependent on many variables that are unique to the wiring in your house. However, the most common cause is due to either the total load of the lights being too low, or the wattage of one particular ...
[C201] My lights won't turn off properly.
Diagnosing this issue can be complicated and often dependent on many variables that are unique to the wiring in your house. However, the most common cause is due to either the total load of the lights being too low, or the wattage of one particular ...
[C205] Supported loads
[C205] Troubleshooting
Please ensure that you have followed all of the instructions precisely. The module will not pair with the hub Please ensure that your hub is in range, typically <30m indoors. Please do a factory reset as outlined above, and try pairing again. Please ...
[C205] Advanced configuration
Set up a Touchlink remote Press the reset button 4 times or turn the power off/on 4 times. Bring the remote within 10cm of the module and set the remote into Touchlink commissioning mode. Refer to the remote's instructions for this step. Once ...
[C205] Wiring Instructions
Turn off the power. To avoid electrical shock and/or equipment damage, disconnect electrical power at the main fuse or circuit breaker before installation and maintenance. Be aware that even if the circuit breaker is off, some voltage may remain in ...
[C203/C204/C-ZB-DM204] Troubleshooting
Please ensure that you have followed all of the instructions precisely. The module will not pair with the hub Please ensure that your hub is in range, typically <30m indoors. Please do a factory reset as outlined above, and try pairing again. Please ...
[C203/C204/C-ZB-DM204] Advanced configuration
Set up a Touchlink remote Press the reset button 4 times or turn the power off/on 4 times. Bring the remote within 10cm of the module and set the remote into Touchlink commissioning mode. You will need to refer to the instructions that came with the ...
[C203/C204/C-ZB-DM204] Setting minimum brightness
Adjust the brightness to the desired minimum level using your smart controller app. This is typically the lowest level possible where a dim glow is visible without any flickering. Press and hold the Min Set button on the module for 3 seconds ...
[C203/C204/C-ZB-DM204] Wiring Instructions
Turn off the power To avoid electrical shock and/or equipment damage, disconnect electrical power at the main fuse or circuit breaker before installation and maintenance. Be aware that even if the circuit breaker is off, some voltage may remain in ...
[C201] Adjusting dimming settings
To optimize the performance of the smart module, or to adjust the settings to your preference, you can adjust the brightness at the Min. and Max. level, and adjust dimming speed. MIN adjustment - Switch on the lights. When the lights are on, insert a ...
[C201] Advanced configuration
TouchLink to a Zigbee Remote Press the reset button 4 times. The LED will start blinking green indicating that the module is ready for Touchlink mode. Pairing mode will time out after 15 minutes. Bring the remote within 10cm of the module and set the ...
[C201] Wiring Instructions
Turn off the power. To avoid electrical shock and/or equipment damage, disconnect electrical power at the main fuse or circuit breaker before installation and maintenance. Be aware that even if the circuit breaker is off, some voltage may remain in ...