
Technical Manual
–
Central Operation Unit Smart
MDT technologies GmbH •
51766 Engelskirchen • Papiermühle 1
Phone: +49-2263-
880 • Fax: +49-2263-4588 • [email protected] • www.mdt.de
136
136
2 Byte shift of basis comfort setpoint
In the case of the 2-byte shift of basic comfort setpoint, the Central operating unit sends a new basic
comfort setpoint to the controller. It evaluates the object "state basis comfort setpoint" and sends
the new se/- the set step width to the controller.
The range of the setpoint shift can be adjusted via the upper and lower limits.
The following table shows the available communication objects:
Number Name
Length Usage
0
Function 1
–
basis comfort
setpoint
2 Byte
Sends the new Basis Comfort Setpoint
2
Function 1
–
State current
setpoint
2 Byte
Object for the status value of the current
setpoint
3
Function 1
–
State basis comfort
setpoint
2 Byte
Object for the status value of the basic
comfort setpoint
Table 134: Communication objects - 2 Byte shift via comfort setpoint value
For channel A of the heating actuator and function 1 of the Central operating unit Smart this means:
Central operating unit Smart (Function 1)
Heating actuator (Channel A)
Object 0
–
Basis comfort setpoint
Object 7
–
Setpoint comfort
Object 2
–
State current setpoint
Object 9
–
Current setpoint
Object 3
–
State basis comfort setpoint
Object 7
–
Setpoint comfort
(Only required if a setpoint shift or an additional
operating mode changeover takes place from
another location)
Table 135: Example
–
Setpoint shift 2 Byte via comfort setpoint with MDT heating actuator
Presentation:
The temperature shift is represented by the temperature symbol. The display is fixed to the symbol 9.
In addition, the actual value and the desired value can be labeled as desired:
Figure 76: Presentation - Temperature shift