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Messana Logic Daemon Release Notes

0.10.00
June 10, 2016
Added
First release! 🚀
0.19.03
Added
Fixing in pump icon visualization for main page.
0.19.04
Added
Added delay between off of primary H/C source and on of the secondary H/C source in substitution.
0.19.05
Fixed
Fixing in fan coil icon visualization for main and zones pages.
0.19.06
Fixed
Fixed issue on self-adaptive comfort with variable temperature scheduling.
0.19.07
Added
Fixed wrong activation of fan coil inside the comfort range.
0.19.08
Added
Masking of Display communication error to avoid alarm indication for HiDew REx with unplugged display.
Added
Fixed error that opens the dumper with ATUs off.
0.20.00
Added
Logic for heat pumps changeover between 2 buffer tanks.
0.20.02
Added
Add H/C request to the hydronic system from HiDew REx units when the valve is open.
0.20.03
Fixed
Evaluated the schedule state in the DHW recirculation even if edthe recirculation temperature isn't present to allow to apply schedule even for request of recirculation by D.I.
0.21.00
Added
New “on/off logic” for zones.
0.21.01
Added
Removed FCUs activation when related ATU perform HRV.
0.21.02
Added
Management of hydronic system with only fan coils in cooling.
0.21.03
Fixed
Fixed the bug that does not allow H/C changeover for H/C source when the H/C source is turned on at the time of H/C changeover start.
0.21.04
Removed
Removed "High Temperature" alarm, "Low Temperature" alarm and “Supply control” alarm and warning from High Temperature hydronic systems.
0.21.05
Added
ATUs capability set without regard current heating or cooling mode; this allows to show information in ATU page of the App.
0.21.06
Added
Computed dew point value for SyxthSense SRI 75 sensor.
0.22.00
Fixed
Fixed error in acquiring notifications from database about information change.
0.22.01
Added
Add parameter for target temperature compute when only fan coils are running.
0.22.02
Added
Computed dew point value for Vector Ctrl TRI2 sensor.
0.22.03
Added
Added activation of alarm icon in the main page when there is an alarm on a or more FCUs.
0.22.04
Added
Added “Sleep Mode” for HiDew REx units.
0.22.05
Fixed
Removed block of aeraulic request for room sensors linked to hydraulic system turned off.
0.23.00
Added
New thermal request logic from zones for a better integration of radiant terminals and fan coils.
0.23.02
Fixed
Fixed errors in the calculation of the target temperature and in the activation of the convective integration related to the new zone activation logic.
0.23.03
June 24, 2020
Added
Saved of High Humidity Alarm in the database.
Fixed
Differentiated the color of the icon of the zones between alarms (red) and warnings (yellow).
0.23.04
July 6, 2020
Fixed
Fixed error on thermal request from zones when the hydronic system is in cooling and the environmental condition require heating or the hydronic system is in heating and the environmental condition require cooling.
0.23.05
July 10, 2020
Fixed
Supply temperature computation in cooling: removed some zone wrongly included in thermal request.
0.23.06
July 24, 2020
Fixed
The maximum speed parameter is applied even for bus controlled FCUs that works as an analog controlled FCUs (HiDew).
0.23.07
July 24, 2020
Fixed
The "Dirty filter" message for ATUs turn on yellow icon instead the red one.
0.24.00
July 29, 2020
Added
Added control of zone via 3rd party thermostat or via digital input.
0.24.01
August 14, 2020
Fixed
Fixed error on convective integration icon.
0.24.02
September 30, 2020
Added
Added a warning for using dynamic ΔR.
0.24.03
September 30, 2020
Fixed
DP to RH setpoint management optimization in zones.
Added
Use of set point defined in the air system when the system is set to manage setpoint at air unit level for humidification, dehumidification or iAQ.
0.24.04
October 23, 2020
Fixed
On free cooling: - Off when humidification is on. - Off when one or more zone is calling for heating.
Fixed
Changed flags management to avoid HRV and free cooling showed at the same time.
0.24.06
November 4, 2020
Fixed
Fixing of incorrect condition of Supply Control Logic termination on hydronic system.
0.24.07
November 6, 2020
Added
Implemented the minimum activation level for FCUs with analog control.
0.24.09
November 20, 2020
Fixed
Correction of the classification (between errors and warnings) of ATU alarms for their display on the App.
Fixed
For systems with diverting valves after mixing station, solved missing H/C changeover and wrong thermal actuators activation under certain condition.
Fixed
Removed "Low temperature alarm" for systems with fan coils only.
0.24.10
November 24, 2020
Improved
Hided the warning when the display is disconnected from HiDew REx ATUs.
Improved
Computed Dew point for NewtOhm SND-mTH room sensor.
Fixed
Fixed issue in HRV function of the fan coil.
0.24.11
December 7, 2020
Improved
Changed the default management of HRV to always on.
0.24.12
December 9, 2020
Added
Added parameters for ATU water supply temperature when only convective integration request, in heating or cooling, is active.
Fixed
Fixed wrong termination of supply control alarm when supply control logic stops the hydronic system.
0.24.13
December 17, 2020
Fixed
Fixed icons management for FCUs without group and hydronic system references.
0.24.14
December 18, 2020
Fixed
Fixed wrong indication of heating/cooling on Sense Magic room sensor (dial version).
0.24.15
December 21, 2020
Added
Saved diverting valve postion in the database for digital contolled diverting valves.
0.24.16
December 22, 2020
Improved
Setted air flow level for exhaust air extraction function from parameter instead from configuration parameter.
0.24.17
December 23, 2020
Fixed
Fixed algorithm for compute target temperature of the H/C sources controlleb by bus.
Fixed
Fixied bug on the Auto-adaptive comfort.
0.25.00
January 12, 2021
Added
Added timers to zones for fire-pit, towel warmers, electrical radiant floor or generic purpose management.
0.26.00
January 28, 2021
Added
Added double fixed level of target temperature on schedule program for hydronic systems during heating.
0.27.00
March 17, 2021
Added
Management of mZone RD/Jaga.
Added
Added Security logic: exclusion from cooling of zones with high dew point level.
Improved
Updated Dynamic ΔR logic.
0.28.00
April 9, 2021
Fixed
Unified log file between the daemon and its libraries.
Fixed
Fixed error on speed management for FCUs in HRV.
0.28.01
April 14, 2021
Fixed
Fixed error on management of diverting valve opening.
0.29.00
April 28, 2021
Added
Implementation of Slow cold start logic.
Added
Added timers to zones for fire-pit, towel warmers, electrical radiant floor or generic purpose management.
0.30.00
May 18, 2021
Added
Added general on/off via DI.
Fixed
Fixed error on room anti-freeze.
0.30.01
May 20, 2021
Improved
Slow cold start logic optimization.
0.30.02
May 21, 2021
Improved
H/C source always on during Slow cold start logic steps.
0.31.00
May 29, 2021
Added
Multi-stage H/C source activation for buffer tanks.
Fixed
Fixed wrong zone activation that remain on during DHW calls.
Added
Wrtited water supply and return temperature for FCUs in database.
Added
Electric heat management for FCUs.
0.31.01
June 1, 2021
Added
Management of generic expansion Dixell iPro215D.
Improved
Removed max speed limit for manual FCU speed setting.
0.32.00
June 8, 2021
Added
Management of convective integration under schedule.
Improved
Hide "Temperature target not reached" message in DHW system when the temperature is not available.
Added
Add management of ATU LuBa DRS450.
Improved
Timer logic activated even with digital output not configurated.
0.32.01
June 21, 2021
Fixed
Fixed error in Slow cold start logic when the H/C changever happen during a DHW call.
0.32.02
July 13, 2021
Improved
Stop of the ATU requests when the related hydronic system is in stand-by for DHW production.
Fixed
Immediate start of the hydraulic system by request of the ATU only when the Slow cold start logic is active.
Improved
The activiation of the ATU is keep even the unit is ini alarm state.
0.33.00
July 16, 2021
Added
Convective integration management from ATU for zones without randiant terminals.
Fixed
Fixed Celsisus degree initialization.
0.33.01
July 26, 2021
Fixed
Fixing issue on dehumidification icon for RMS when the dehumidification is performed by FCUs.
Fixed
Fixing actuation of multiple DO for digital single-speed FCUs.
0.33.02
July 27, 2021
Fixed
Fixing heating/cooling mode and speed setting for HiDew RxE units.
0.33.03
July 30, 2021
Fixed
Fixing convective integration activation in 4-pipes systems.
0.33.04
August 6, 2021
Fixed
Fixed "Auto" H/C changeover for FCU "solo" group.
0.33.05
August 12, 2021
Added
The logic of the H/C source has been modified to allow the management of domestic hot water on systems with particular configurations.
0.34.00
August 13, 2021
Added
Added management for electric heater in DHW and buffer tank.
0.34.02
August 14, 2021
Fixed
Fixed error in electric hater actuation.
0.34.03
August 20, 2021
Fixed
Fixed error in H/C changeover "Auto" for FCU solo room sensor.
0.34.04
September 7, 2021
Improved
Changed the logic for dehumidification set point in dew point: it is no more related to the relative humidity value.
0.34.05
September 15, 2021
Fixed
Solved issue on FCU icon for FCUs without group.
0.35.00
September 22, 2021
Added
Added function for supply air temperature control on HiDew ATUs.
0.35.01
September 24, 2021
Added
Added function for FCU management where the unit perform convective integration when is in the same H/C mode of the related zone and thermal function when is in a different H/C mode.
0.37.08
May 11, 2022
Added
Added new FCU activation delay feature to properly activate the fan of the FCU with specified water temperature requirements or timing delay.
Added
Exported runtime fan coil state to properly handle the state of the FCU icon.
Added
Added new state for the buffer tank to handle the electric heater activation status on the end user application to represent the proper tank con state.
0.38.15
March 29, 2023
Added
Added cooling request suppression for ducted fan coils without dumpers where there is an active heating request for the involved room sensors.
Added
Added synchronisation of runtime attributes with database attributes.
Added
Added electric heater icon management for buffer tank.
Added
Added parametrisation by the user for heating and cooling capabilities of radiant zones and possibility to switch off integration feature on fan coils.
Added
New heating/cooling differentials introduced at room sensor level for systems with co-present heating and cooling capabilities available on a room sensor.
Added
New secondary air system handling at room sensor level.
Improved
Halt the ATU on p-trap error.
Improved
Considerably reduced season change timing.
Improved
Improved bioset logic.
Improved
Reset schedulation on a room sensor if the schedulation is not valid anymore.
Improved
When the manual season mode is selected, thermal requests can be satisfied accordingly with the selected season. Thus opposite thermal mode requests are discarded.
Improved
Now the dynamic comfort range is computed also during setback, or out of band schedulation.
Improved
Improved hydronic system temperature computation for ATU without compressor.
Improved
Read digital input state from modbus RTU master room sensors.
Fixed
Fixed setback icon for systems made up only fan coils.
Fixed
Fixed heating recovery ventilation activation for a room sensor if there is a fan coil that provides heating recover ventilation function.
Fixed
Fixed ventilation function for fan coils.
Fixed
Bypass schedulation for integration function under set point override.
Fixed
Fixed air system convective integration under set point override mode.
Fixed
Fixed anti-legionella algorithm.
Fixed
Fixed heating recovery ventilation icon activation in the zone page when the room sensor is out of schedule on an heating recovery ventilation activation managed by ATU and not by air quality room sensor.
0.38.16
April 18, 2023
Added
Heating mode actuation of hydronic systems from timer.
0.38.20
May 15, 2023
Added
Added setback, on and off differentials for domestic hot water systems.
Added
Low temp hydronic system with tank w/o mixing valve management.
Added
Integration suppression logic for systems in season change auto mode: the integration request is satisfied according to the hydronic system season connected to the room sensor.
Improved
Modbus heat pump can be activated from domestic hot water request.
0.38.30
June 19, 2023
Added
Added actuation logic for digital HP fan coil.
Added
Added actuation logic for analog ERV.
Added
Added floor warming logic.
Improved
Improved slow cold start logic. Now the logic controls the increase/decrease of the supply temp of a hydronic system with more accuracy.
Improved
Improved Bioset logic. Now the room sensor shows the perceived temperature.
Fixed
Fixed fan coil actuation for ducted fan coil with dumpers. Now the fan coil icon on the Messana App is not active in a zone where there is no active heating/cooling request, with a ducted fan coil satisfying a heating/cooling request from another zone, when the ducted fan coils are paired with dumpers.
0.39.03
November 8, 2023
Added
Added buffer tank warning when water temp is not adequate to satisfy ATU requests.
Added
Added fan coil as ventilator for humidification function supplied by ATU.
Added
New Cascade logic for multiple heat pumps with temp growth angle assessment to evaluate when/if adding or removing an energy resource form the cascade.
Added
New Cascade logic for multiple heat pumps shared between two buffe tanks, with temp growth angle assessment.
Added
New diverting valve with 2 contacts handling available.
Added
Custom 2018-191 logic for tailor-made energy resource handling.
Improved
Improved digital multispeed and analog fan coil speed computation when there are concurrent calls for both dehumidification and cooling or humidification and heating from a fan coil: the higher speed setting of the two functions shall be used.
Improved
Digital output for electric heater now available also for analog fan coil.
Improved
Define a speific target temp for dehumidification fan coil function.
Improved
Multifunciton fan coil works also on integration mode.
Fixed
Buffer tank temp warning not shown for HRV request when HRV energy saving is enabled.
Fixed
Compute the target temp on hydronic systems also when a fan coil is performing only dehumidification function.
Fixed
Fixed dehumidification flags computation when a system has only dehumidification from fan coils.
0.39.17
December 11, 2023
Added
New Digital Output control mode for fan coil electrothermal actuators (open valve on close contact / open valve on open contact).
Added
Hydronic system type differentiated by season. E.g. now it’s possible to configure systems with an hydronic system with mixing valve and buffer tank in cooling and with a direct hydronic system type in heating.
Improved
High temp and low temp safety logics improved.
Improved
Improved slow cold start logic to avoid stalls in the mixing valve and peaks in the hydronic system supply temperature.
Fixed
Corrected ATU filters cleaning management logic.
Fixed
Dehumidification request from fan coil now works again only on cooling mode.
Fixed
Removed energy request from fan coil fan request thus the related hydronic system pump is not triggered.
Fixed
Corrected setpoints humidification/dehumidification computation between primary and secondary air system.
Fixed
Corrected buffer tank temp warning based on ATU water request.
0.40.01
February 14, 2024
Added
Add a delay parameter to the high-temperature logic, improving stability by delaying the transition from standby to the alarm state.
Improved
The Logan custom cascade logic by activating the backup resource earlier in a shared cascade, ensuring faster system responsiveness.
Improved
Enhance dehumidification for Air Handling Units (AHUs) by enabling the function even when in heating mode with a closed water valve, increasing system effectiveness.
Fixed
The backup resource is now activated based on its own state, instead of being incorrectly treated as the next available primary energy resource (ENR) for Logan custom logic.
Fixed
Irrelevant energy resources are now masked when the cascade logic is active, preventing unwanted activations for shared tank cascade.
Fixed
Resolve a dehumidification management conflict in systems where both an Air Handling Unit (AHU) and a fan coil with dehumidification capabilities coexist, ensuring they operate in a coordinated manner.
Fixed
Update the IsEnergyReqForTankTempWarning condition to make tank temperature alarm reporting more accurate and reliable.
0.41.20
March 10, 2024
Added
Add delay actuation logic for HYS pumps.
Added
Add a ResetAttrs method for resetting attributes.
Added
Add a countdown timer for season changes in comfort range and AAC modes.
Added
Add a RMS_PAR_NtdOn parameter to enable or disable the dehumidification function at the room sensor level.
Added
Introduce initial auto mode logic with a dead band and heating/cooling setpoint differentials.
Added
Introduce a setpoint override feature for macrozones and room sensors.
Improved
Improve the IsDehumReq method for fan coils (FNC) to enhance dehumidification request logic.
Improved
Integrate Modbus error status into the flag logic for Energy Resources (ENR).
Improved
Differentiate dehumidification requests between Fan Coils (FNC) and Air Renewal Systems (ARS).
Improved
Refine changeover methods (comfort range and AAC) to support dual setpoint mode.
Improved
Optimize cfgDoO writes to occur only when necessary for multi-function fan coils.
Fixed
Fix humidification logic.
Fixed
Fix the Auto Adaptive Comfort (AAC) logic.
Fixed
Fix data handling to discard undefined values from the slab NTC probe.
Fixed
Floor Warmer Area (FWA) logic and its variable temperature scheduling.
Fixed
Fix fan coil actuation to stop immediately in case of system alarms.
Fixed
Fix auto mode operation for 4-pipe systems.
Fixed
Fix tank temperature warnings when the system is in cooling mode.
Fixed
Fix attribute synchronization (sync attrs).
Fixed
Fix Air Treatment Unit (ATU) target temperature computation.
Fixed
Fix tank thermal requests from an ATU when its tank temperature warning is active.
Fixed
Fix fan coil actuation during setback periods.
Fixed
Fix 'real auto' mode when using auxiliary setpoints for an electric heater.
Fixed
Fix heating/cooling differential calculations for 4-pipe systems.
Fixed
Fix setpoint override behavior for dual setpoint auto mode.
Fixed
Fix temperature logic on room sensors for DYN_DUAL_SETPOINT mode.
Fixed
Fix radiant zone operation when a room sensor is absent.
Fixed
Fix setpoint writing for RTU_SetpointH and RTU_SetpointC in dual setpoint mode.
Removed
Remove thermal integration calculation during setback periods.
0.43.01
June 19, 2025
Added
Add a PID control logic for Energy Resources (ENR) with analog circulators.
Added
Add analog output control for Energy Resources (ENR).
Added
Add support for configurable analog output ranges (e.g., 0-10V, 2-10V) for fan coils.
Added
Add conflict resolution logic for ducted fan coils based on duct mode priority.
Added
Add a new airflow management logic for analog fan coils.
Added
Add an IsAirOn flag to check airflow status and a corresponding IsHumOn flag for humidity detection.
Added
Implement delayed activation for Energy Resources (ENR) as part of the fan coil airflow logic.
Added
Enable synchronization of attributes on system startup via Redis.
Improved
Improve error management for the Viessmann circulator PID logic.
Improved
Improve energy optimization by fully opening all dampers when not required, minimizing power consumption.
Improved
Improve auto mode by handling concurrent requests for humidification, dehumidification, and thermal integration to prevent conflicts.
Improved
Improve the GetHcMode handling and target temperature computation for fan coils that are not part of a group.
Improved
mprove the SetAnalogInputData method for fan coils (FNC) for better data handling.
Improved
Improve setpoint override behavior when in dual setpoint mode.
Improved
Enhance Heat Recovery Ventilation (HRV) logic with robust strategy selection, improved error handling, and clearer diagnostics.
Improved
Refine room sensor flag request handling for better clarity.
Improved
Refine the cascade angle logic for shared tanks to meet specific project requirements.
Improved
Order Energy Resources (ENR) by their index position instead of usage time for more predictable selection.
Fixed
Fix the integration trigger threshold computation and behavior when in auto mode.
Fixed
Fix the deadband calculation in auto mode when energy saving is active.
Fixed
Fix an issue causing unwanted target temperature updates for HYS systems in a fixed season serving fan coils.
Fixed
Fix backup resource activation behavior when using the cascade angle logic.
Fixed
Fix an issue with resetting thermal mode priority conflicts in ducted fan coils.
Fixed
Fix the runtime computation of airflow levels.
Fixed
Fix the GetCfgETA method and correct electrovalve opening behavior during integration mode.
Fixed
Fix the 'Katara' custom logic for shared tanks.
Fixed
Fix data type errors when reading values from a short to an int array.
Fixed
Fix electric heater actuation within the new airflow logic.
Fixed
Fix the airflow logic for fan coils.
Fixed
Fix the handling of multi-function heat pump fan coils.
Fixed
Resolve initialization issues in custom logic, especially for cascade angle and shared tank configurations
Fixed
Exclude humidifiers from the dirty filter detection logic.
Removed
Remove the obsolete HEAD_AVAIL logic for fan coils (FNC).