C155: 6 Zone CPU - Install Guide

The C155 module provides the main processor and communication for the C210 six zone control and integrated iZone control

1️⃣ Zone ports:

Connect the RJ12 cables from the damper motors here. Start at zone 1 and connect sequential ports. i.e. 1,2,3,4.....etc

2️⃣ Transformer connection:

Connect the iZone transformer here. Part number CT24ACM

3️⃣ C155 pairing button:

The pair button can be used to pair the iZone Wi-Fi bridges (COCB)

4️⃣ AC unit module connector:

When used for integrated AC / Zone control an AC module is connected to the C155. This module is a C325. Each different brand of AC unit has its own unique C325 module

5️⃣ RF antenna:

433Mhz antenna is screwed on here. This is used for communication with an iZone Wi-Fi bridges COCB

6️⃣ AC unit control cable connection:

Connect the shielded, 2 core cable from the AC unit to the C155 here. This is a spring loaded wire terminal

7️⃣ 1 x RJ 45 Ports:

The RJ45 ports are used for connecting the CAT 5E cables from the C155 to the Nite controller

Supply air temperature sensor port