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iZONE 325 TEMPERZONE AC UNIT MODULE






iZone C325TZ Temperzone Air-Conditioner Interface Module

The iZone C325TZ is a communication interface designed to connect an iZone C225 control system with compatible Temperzone ducted air conditioners fitted with an approved UC8 or UC9 control board. It enables integrated air-conditioning and zoning control through the iZone touchscreen, temperature sensors and mobile app when a Smart Hub is installed.

Key Features

  • Integrates compatible Temperzone systems with the iZone C225 CPU

  • Controls system on/off, operating mode, set temperature and fan operation

  • Supports return-air, zone, master and RF temperature-sensor control

  • Suitable for selected Temperzone units fitted with UC8 or UC9 boards

  • Allows air-conditioning and zone operation from one iZone interface

  • App control available when connected to an iZone Smart Hub

Compatibility

Temperzone controller or systemCompatibility
Approved UC8-equipped unitsCompatible
Approved UC9-equipped unitsCompatible
UC7 boards and earlierNot compatible
R32 Econex unitsNot compatible
Eco Ultra unitsNot compatible

Not every Temperzone unit fitted with a UC8 board is compatible. The complete unit model and installed controller-board version must be confirmed before ordering.

Examples of incompatible R32 Econex models include ISD 251LYX and ISD 351LYX.

Connection Requirements

  • Connects to the A/B terminals on the UC8 or UC9 board

  • The connection is made at the outdoor condensing unit

  • Wiring polarity is critical

  • Requires shielded two-core twisted-pair control cable

  • Communication cable is supplied by the installer

Important Installation Information

The condensing unit DIP switches must be correctly configured for:

  • Installed compressor type—digital or fixed-speed

  • Indoor-fan speed control

  • Applicable Temperzone system configuration

Refer to the specific Temperzone service manual before commissioning. Incorrect DIP-switch settings or reversed A/B wiring may prevent correct operation.

Source: iZone Temperzone compatibility documentation


Internal Reference: IZ-C325TZ