Accessories for Centralised Control Systems
Interfaces for External Controllers


Controllers and Management System
Interfaces for External Controllers
(Digital Connection)
Seri-Para I/O Unit for Each Indoor Unit
CZ-CAPBC2
Control and status monitoring is possible for each individual indoor unit (1 group).
In addition to operation and stop, there is a digital input function for air speed and operation mode.
Temperature setting and measuring of the indoor suction temperature can be performed from central monitoring.
The analog input for temperature setting is 0 to 10 V, or 0 to 140 Ohm.
Power is supplied from the T10 terminal of the indoor units.
Separate power supply also is possible (in case of suction temperature measuring).


Interface Adaptor
CZ-CAPC3
Control and status monitoring is possible for each individual indoor unit (or any external electrical device up to 250 V AC, 10 A) by contact signal.


Seri-Para I/O Unit for Outdoor Unit
CZ-CAPDC2
Control up to 4 outdoor units.
From the centre control device, mode changing and batch operation/batch stops are possible.
Required for demand control.


Communication Adaptor
CZ-CFUNC2
Up to 128 indoor units can be connected to one Communication Adaptor.
Functions via communication adaptor [CZ-CFUNC2]
[A/C unit settings]
• Unit ON/OFF
• Mode-change
• Room temperature setting
• Fan speed setting
• Flap setting
• Central control setting
• Filter-sign clear
• Alarm reset
[A/C unit status]
• Unit ON/OFF status
• Operation mode
• Setting temperature
• Fan speed status
• Flap status
• Central control setting
• Filter-sign situation
• Correct/incorrect status
• Alarm code


LonWorks Interface
CZ-CLNC2
This interface is a communications converter for connecting LonWorks to the control network of FSV.
From the host connected to LonWorks, basic settings and status monitoring is possible for up to 16 groups of indoor units.
A/C unit settings from the LonWorks communicator
[Settings for each group of indoor units]
• Start/stop
• Temp. setting
• Operation mode
• Option 1 settings
• Option 2 settings
[Settings for all units]
• Emergency stop
A/C unit status notifications made to the LonWorks communicator
• Start/stop
• Temp setting
• Operation mode
• Option 1 settings
• Option 2 settings
• Alarm status
• Indoor units with active alarms
• Room temp.
• A/C unit status
Configuration properties
• Transmission intervals settings
• Minimum time secured for transmission



Controllers and Management System
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