iZone C325T2 Toshiba Air-Conditioner Interface Module
The iZone C325T2 is a communication interface designed to connect an iZone C225 control system with compatible Toshiba ducted air conditioners using the S-Net communication protocol. 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 Toshiba systems with the iZone C225 CPU
Controls system on/off, operating mode, set temperature and fan speed
Supports return-air, zone, master and RF temperature-sensor control
Compatible with selected Toshiba ducted and VRF indoor units
Uses the Toshiba A/B remote-controller communication circuit
Communication wiring is non-polarised
App control available when connected to an iZone Smart Hub
Compatibility
| Toshiba system | Compatible indoor model |
|---|
| A-Series using S-Net protocol | RAV-SMXXX3DT series |
| Ducted systems, 10–16 kW | RAV-GMXXXDTP-A series |
| Selected VRF indoor unit | MMD-UP0271HP-E |
Compatibility is limited to approved Toshiba models using the correct communication protocol. Always confirm the complete indoor and outdoor model numbers before ordering.
Connection Requirements
Connects to the indoor unit’s A/B remote-controller terminals
Polarity is not critical
Requires shielded two-core twisted-pair control cable
Communication cable is supplied by the installer
Connect the A/B wiring to the AC Unit Control Cable connection on the C225/C325T2
Important Installation Information
The Toshiba air conditioner should be fully commissioned and any required manufacturer settings completed before connecting the iZone interface.
Source: iZone Toshiba compatibility documentation
