Documentation issue #650

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Jean-Marc Collin
2024-12-08 11:29:37 +00:00
parent 7103af3634
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4 changed files with 31 additions and 1 deletions

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@@ -9,6 +9,7 @@
- [Auto-Fan (Auto Ventilation)](#auto-fan-auto-ventilation)
- [Compensating for the Internal Temperature of the Underlying Equipment](#compensating-for-the-internal-temperature-of-the-underlying-equipment)
- [Specific Functions](#specific-functions)
- [Follow Underlying Temperature Changes](#follow-underlying-temperature-changes)
## Prerequisites
@@ -83,4 +84,18 @@ Specific functions can be configured through a dedicated option in the menu.
The specific functions that require configuration for this type of VTherm are:
1. Auto-Start/Stop: Automatic start and stop of VTherm based on usage forecasts. This is described here: [auto-start/stop function](feature-auto-start-stop.md).
2. If valve regulation is chosen, the TPI algorithm configuration is accessible from the menu. See ([algorithms](algorithms.md)).
2. If valve regulation is chosen, the TPI algorithm configuration is accessible from the menu. See ([algorithms](algorithms.md)).
## Follow Underlying Temperature Changes
Some users want to continue using their equipment as before (without _VTherm_). For example, you might want to use the remote control of your _PAC_ or turn the knob on your _TRV_.
If you are in this case, an entity has been added to the _VTherm_ device called `Follow underlying temp changes`:
![Track temperature changes](images/entity-follow-under-temp-change.png)
When this entity is 'On', all temperature or state changes made directly on the underlying equipment are reflected in _VTherm_.
Be careful, if you use this feature, your equipment is now controlled in two ways: _VTherm_ and directly by you. The commands might be contradictory, which could lead to confusion about the equipment's state. _VTherm_ is equipped with a delay mechanism that prevents loops: the user gives a setpoint, which is captured by _VTherm_ and changes the setpoint, ... This delay may cause the change made directly on the equipment to be ignored if these changes are too close together in time.
Some equipment (like Daikin, for example) changes state by itself. If the checkbox is checked, it may turn off the _VTherm_ when that's not what you intended.
That's why it's better not to use it. It generates a lot of confusion and many support requests.