To Next Page
A
Ann HurleySep 6, 2025
How to deactivate global operating lock on HomeMatic Thermostat?
- AApril JonesSep 6, 2025
To deactivate the global operating lock on your HomeMatic Thermostat, deactivate the operating lock via CCU.
How to deactivate global operating lock on HomeMatic Thermostat?
To deactivate the global operating lock on your HomeMatic Thermostat, deactivate the operating lock via CCU.
What to do if HomeMatic HM-CC-RT-DN Thermostat teach-in fails because no more devices can be taught-in?
If the teach-in process fails because no more devices can be taught-in, perform the teach-out function.
What does 'Duty cycle exceeded' mean on HomeMatic Thermostat?
If your HomeMatic Thermostat displays 'Duty cycle exceeded,' the device will communicate again after one hour. No action is required.
Why is the valve drive on my HomeMatic HM-CC-RT-DN sluggish?
If the valve drive on your HomeMatic Thermostat is sluggish, check the installation and whether the pin on the heating valve is stuck.
How to correct a too wide actuating range on HomeMatic Thermostat?
If the actuating range of your HomeMatic Thermostat is too wide, check the fastening of the actuator.
What causes a too narrow actuating range on HomeMatic HM-CC-RT-DN?
If the actuating range of your HomeMatic Thermostat is too narrow, check the heating valve and whether the valve pin is stuck.
General| Type | Radiator Thermostat |
|---|---|
| Manufacturer | eQ-3 |
| Model | HM-CC-RT-DN |
| Radio Frequency | 868.3 MHz |
| Display | LCD |
| Valve Connection | M30 x 1.5 |
| Protection Class | IP20 |
| Compatibility | HomeMatic System |
| Communication | Bidirectional |
| Power Supply | 2 x 1.5 V AA Batteries |
| Humidity Range | non-condensing |
