IntesisBox
®
KNX
– Mitsubishi Electric A.C.
User's manual r2.3 eng
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This information is subject to change without notice
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®
is a registered trademark of Intesis Software SLU
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As an example, consider the following situation:
User wants:
19ºC
(“
KNX Setp. Temp
.
”)
User sensor (a KNX sensor) reads:
21ºC
(“
KNX Amb Temp
.
”)
Ambient temp. read by Mitsubishi system is:
24ºC
(“
AC Ret. Temp
”)
In this example, the final setpoint temperature that ME-AC-KNX-1 will send out to the
indoor unit (shown in “
Setp. Temp
.
”) will become 24ºC –
(21ºC - 19ºC) =
22ºC
. This is
the setpoint that will actually be requested to Mitsubishi Electric unit.
This formula will be applied as soon as the
Control_ Setpoint Temperature
and
Control_
Ambient Temperature
objects are written at least once from the KNX installation. After
that, they are kept always consistent.
Note that this formula will always drive the AC indoor unit demand in the
right
direction,
regardless of the operation mode (Heat, Cool or Auto).
4.7 Scene Configuration dialog
Figure 4.28
Parameter detail
All the parameters in this section are related with the Scene properties and communication
objects. A scene contains values of: On/Off, Mode, Fan speed, Vane position, Setpoint
Temperature and Remote Controller Disablement.
4.7.1 Enable use of scenes
This parameter shows/hides the scene configuration parameters and communication
objects.
“AC Setp. Temp” = “AC Ret. Temp”
-
(“KNX Amb
.
Temp.”
-
“KNX Setp. Temp”)
▪
AC Setp. Temp: AC indoor unit setpoint temperature
▪
AC Ret. Temp: AC indoor unit return temperature
▪
KNX Amb. Temp.: Ambient temperature provided from KNX
▪
KNX Setp. Temp: Setpoint temperature provided from KNX