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Alpha direct Balance base station

  • Intended use
  • Device overview
  • Montage
  • Electric connection
  • LED signaling
  • Commissioning mode
  • Automated hydraulic balancing
  • Maintenance
  • Disassembly
  • Hydraulic balancing remains necessary
  • Automatic heat distribution
  • Flow limiter not required
  • Cross-distribution network balancing required
  • Base station learning phase
  • Calibration
  • Compatibility
  • Cooling application
  • Switching between heating and cooling
  • Boiler control system
  • Bypassing heating zones
  • Valve protection

Alpha direct downloads

  • Alpha direct Balance Downloads
  • Alpha direct Balance Switch / Balance Switch Modbus downloads
  • TÜV certificates
  • Alpha direct Thermostat 55 Matrix downloads

Balance NFC app

  • Requirements for using NFC
  • Privacy policy
  • App functions
  • Download the app

Alpha direct thermostat 55 Matrix

  • Connection diagram / port overview
  • Function »Heating– Cooling«
  • Setting the corresponding parameters
  • Setting the target temperature
  • Operating lock
  • Set display to standby mode
  • Switching the device on / off
  • RMO (operating mode)
  • BOS (Boost)
  • PRG (heating program)
  • Setting up heating programs
  • VAT (Temperature holiday mode)
  • BRW / BRS (Display brightness)
  • NET (Set up WiFi)
  • DAT (date, time)
  • SWT (summer time / winter time)
  • INS (Installer)
  • CMO (control algorithm)
  • WEH (type of heating)
  • SMO (sensor mode)
  • DIF (Hysteresis)
  • ADP (Smart Start)
  • FLT (Temperature limiter floor sensor)
  • VAL (operating principle)
  • VPA / VPD (Valve protection)
  • TSS (temperature unit)
  • WMO (manual heating / cooling)
  • CAR / CAF / CAE (calibration)
  • ALO / AHI (setpoint limiter)
  • FLO / FHI (setpoint limiter)
  • ELO / EHI (setpoint limiter)
  • ANT (time automatically)
  • COL (block cooling)
  • FAC (factory reset)
  • ESC (exit)
  • Alpha smart app

Automated hydraulic balancing

  • How it works
  • A practical guide for technicians: Hydraulic balancing using automated systems
  • Applying for government grants
  • TÜV certificates

Alpha direct Balance Switch base station

  • Intended use
  • Device overview
  • Montage
  • Electric connection
  • LED signaling
  • Commissioning mode
  • Automated hydraulic balancing
  • Maintenance
  • Disassembly
  • Balance NFC app
  • Hydraulic balancing remains necessary
  • Automatic heat distribution
  • Flow limiter not required
  • Cross-distribution network balancing required
  • Base station learning phase
  • Calibration
  • Compatibility
  • Cooling application
  • Switching between heating and cooling
  • Boiler control system
  • Bypassing heating zones
  • Valve protection

Alpha direct Balance Switch Modbus base station

  • Intended use
  • Device overview
  • Montage
  • Electric connection
  • LED signaling
  • Commissioning mode
  • Automated hydraulic balancing
  • Register description
  • Maintenance
  • Disassembly
  • Balance NFC app
  • Hydraulic balancing remains necessary
  • Automatic heat distribution
  • Flow limiter not required
  • Cross-distribution network balancing required
  • Base station learning phase
  • Calibration
  • Compatibility
  • Cooling application
  • Switching between heating and cooling
  • Boiler control system
  • Bypassing heating zones
  • Valve protection
View Categories
  • Systemauswahl
  • Alpha direct
  • Automated hydraulic balancing
  • Applying for government grants

Applying for government grants

As a general rule, the customer receives a BEG grant based on the purchase price of the product. Hydraulic balancing is also eligible for funding if it is carried out and verified in accordance with Procedure B of the ZVSHK-VdZ-VDMA technical regulation.

Following the recertification carried out by TÜV Rheinland in 2026 in accordance with the BMWK/BAFA checklist, state funding is available for the hydraulic balancing of our products using alternative temperature-based methods. This means: As part of the hydraulic balancing process carried out in accordance with Procedure B, the installation company may use our products, which feature automated hydraulic balancing from the heating manifold, and may apply for the grant.

In this context, please refer to our practical guide, which sets out in detail which elements of hydraulic balancing in accordance with Method B are replaced by our products featuring the integrated ‘automated hydraulic balancing’ control system.

See Leitfaden für Installateure zur Durchführung des Automatischen hydraulischen Abgleichs

Guidance on applying for BEG funding for hydraulic balancing #

Forms for confirming hydraulic balancing, for technicians and surveyors: https://vdzev.de/service/formulare-hydraulischer-abgleich

VdZ Form: Confirmation of Hydraulic Balancing for BEG Funding – Individual Measure

The form must be completed by the tradesperson in the usual manner. Please specify in the comments field that a base station with automatic hydraulic balancing is to be used.

Product nameModel codeCertificate number
Alpha direct Balance base stationB x1902-08N298873
Alpha direct base station Balance Switch
Alpha direct base station Balance Switch Modbus
B x1903-08N2
BM x1903-08N2
98874

A key requirement for receiving the grant is that Procedure B of the ZVSHK-VdZ-VDMA technical regulation must be carried out in full and certified by the technician.

Updated on September 30, 2026
A practical guide for technicians: Hydraulic balancing using automated systemsTÜV certificates
Table of Contents
  • Guidance on applying for BEG funding for hydraulic balancing

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