ABB i-bus
®
EIB / KNX
Project design and programming
4.5.8 Communication
objects
4.5.8.1
Overview of the
objects
Objects for the “Master” function
No Function
Object name
Data type
Flags
0/15
Control value heating
Output A, Master
1 byte (EIS6)
CW
The heat output is preset by the room thermostat via this object.
1/16
Control value cooling
Output A, Master
1 byte (EIS6)
CW
The cooling capacity is preset by the room thermostat via this object.
2/17
Speed limitation
Output A, Master
1 bit (EIS1)
CW
Used to limit the fan speed to a maximum value.
3/18
Forced operation
Output A, Master
1 bit (EIS1)
CW
Sets a fixed fan speed and valve position for the fan coil controller and disables them
4/19
Toggle heating/cooling
Output A, Master
1 bit (EIS1)
CW
In the operating mode “2-pipe system, heating and cooling”, it gives the fan coil controller the
information about whether hot or cold water is being supplied.
5/20
6/21
7/22
8/23
Slave fan speed 2
Slave fan speed 3
Slave fan speed 3
Slave fan speed 5
Output A, Master
1 bit (EIS1)
CRT
The master output controls further outputs via these objects which are used to control the
ventilation.
9/24
Slave valve
Output A, Master
1 bit (EIS1)
CRT
Visible when controlling a 2-pipe system. Via these objects, the master controls a slave
output which in turn controls the valve.
9/24
Slave valve heating
Output A, Master
1 bit (EIS1)
CRT
Visible when controlling a 4-pipe system. Via these objects, the master controls a slave
output which in turn controls the valve for the heating circuit.
10/25
Slave valve cooling
Output A, Master
1 bit (EIS1)
CRT
Visible when controlling a 4-pipe system. Via these objects, the master controls a slave
output which in turn controls the valve for the cooling circuit.
11/26
Telegr. fault thermostat
Output A, Master
1 bit (EIS1)
CT
Indicates a possible fault of the room thermostat. The fan coil controller is in the safety
position.
12/27
Status switch
Output A
1 bit (EIS 1)
CT
This object reports the current state of the output.
29
Telegr. status byte
Output A...B
1 byte (non EIS)
CRT
This object provides further information about the operating state of the device (only
Electronic Switch Actuator Modules ES/M 2.x.1).
Object for the “Slave” function
No Function
Object name
Data type
Flags
0/15
Fan coil slave
Output A
1 bit
CW
This object is used to control the output via the master.
© 2004 ABB STOTZ-KONTAKT GmbH
58
Содержание i-bus EIB
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