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Screen Link Multiplexer

Part number: CSLM

Overview​

The Screen Link Multiplexer is used to display and control up to four AC systems on a single Nova CAT wall controller (CCASLWE). It also supports connecting up to two Nova CAT wall controllers to a single Multiplexer. The Screen Link Multiplexer forms part of a Screen Link Multiplexer Kit (CSLMK), wich consists of a Screen Link Module (CSLM) + 1m CAT5 cable (CFC1s) + 24VAC power supply (CT24ACE).

CSLM

Installation Guides​

Each ducted AC unit is connected to a CPU Module (C225). A Screen Link Module (CSL) in turn is paired with a CPU Module. In order to show multiple ducted AC units on a Nova CAT wall controller, connect each CSL module to the CSLM. From there, run a CAT5 cable and connect the Nova CAT wall controller. All the systems will now be controllable from the Nova screen.

Each Multiplexer is powered seperately with a 24VAC power supply (CT24ACE). The Multiplexer can display up to 4 indoor units and a maximum of 2 Nova wall controllers can be connected.

Nova CSLM

User Guides​

Nova Multi ACs

On the Nova user interface

  1. The home screen will change to show pagination dots in the header. Each pagination dot represents an AC system. Swipe left/right to access the other systems.
  2. If the zones are not shown, simply tap on the tile marked with a + icon and select PIN ALL ZONES when questioned. This will pin the system's zone to the home scren.
  3. To make sure the pinned zones change when swiping left/right, ensure the Filter Pinned by System is enabled. Goto MENU -> Settings -> Home Screen

Troubleshooting​

No known issues.

Specifications​

SpecificationDescription
Power supply24VAC 50Hz
CommunicationsCAN Bus / iZone NET
Number of systems2-4
Number of Nova screens1-2
Dimensions32H x 120W x 90L mm
Weight147g

Firmware and Updates​

CSLM 1.2 - Sep 2026​

  • Synchronising AC modes via Screen Link Module (CSLM)

CSLM 1.1 - Aug 2026​

  • First release