4. Project Design and Application

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Application

Max. Number of Communication Objects

Max. Number of Group Addresses

Max. Number of  Security Group Addresses

Max. Number of Association Tables

K32 Multi-Function Panel

1703

5500

5500

5500

Functional Description

General Settings

This feature includes include device name configuration, system language selection, proximity sensor settings, temperature source selection, temperature unit selection, and screen saver time configuration. Temperature sensor calibration is also supported to ensure accurate environmental data collection and enable device interlocking based on temperature values.

Thermostat Function

The thermostat function is primarily used for room temperature control. It adapts heating and cooling control based on the actual living environment and user preferences.

Features include:

  • Manual heating/cooling mode switching

  • Three-speed and auto fan control

  • Four operating modes: Standby, Comfort, Energy-saving, and Protection

  • Absolute and relative temperature setpoint adjustment

  • Support for fan coil control

  • Two-point control and PI control

  • Error code display

Air Conditioning Control

The supported control types of air conditioners are split-type infrared (for household use) AC and centralized gateways.

The split-type (Infrared) air conditioners are similar to a standard remote controller. The panel sends control telegrams via a KNX infrared transmitter module or controller to operate the AC unit. Supported controls include: On/off, temperature, mode, and fan speed.

Centralized systems are used for multi-split or central air-conditioning systems. Control is achieved through a KNX-to-AC gateway.

Error code display is supported.

Underfloor heating control

Supports two-point and PI control methods, automatically controlling valve opening and closing based on temperature differences.

Additional features include underfloor heating scene control, and adjustable temperature limits (avoid reverse or abnormal values).

Error code display is supported.

Fresh Air System Control

Supports three-speed wind adjustment, power on/off, heat exchange switch, ilter lifetime monitoring, timeout alarm, and filter replacement reset, and automatic fan speed adjustment based on environmental parameters

Error code display is supported.

Logical Function

Supports up to 8 logic channels, with each supporting up to 8 inputs and 1 logical output.

Supported logic operations include AND, OR, XOR, gate forwarding, threshold comparison, format conversion, and gate calculation.

Scene Group Function

By calling a scene number, up to 8 output telegrams can be triggered.

Each output supports three selectable data types.

Up to 8 event groups can be configured.

Safety Function

Supports secure project download using FDSK.

Projects can be protected with a password.

If the password is forgotten, the device must be restored to factory settings and re-downloaded using the FDSK.

SN Download Function

After a full database download, the device can be bound to its Serial Number (SN).

Once bound, the database can be downloaded directly via the SN without manually activating programming mode on the device.