User Manual

Application Sheet FCU042
Fan coil unit with variable fan speed, heating and cooling coil
(4 pipe) on triac output
DXR2..09T-101A
5 / 6
Technical information in this document are subject to change. Drawings serve illustration purposes only.
Siemens is not responsible for content and any manual modifications.
2019-02-21
A6V10662233_en--_c_--_01
Application
configuration
Equipment Values/Range Template Settings
On-board output Fan speed Variable speed; Y10; 0...10 V
Variable speed; Y10;
0...10 V
Enable fan speed Q14; Normally open Q14; Normally open
Cooling coil valve position
Water; Y1, Y2; 3-position
Water; Y1; Pulse width modulation thermal
Water; Y1; Pulse width modulation spring return
DX; Y1; Normally open
DX; Y1, Y2; Normally open
Water; Y1, Y2; 3-position
Heating coil valve position
Water; Y3, Y4; 3-position
Water; Y4; Pulse width modulation thermal
Water; Y4; Pulse width modulation spring return
Electric 1-stage; Y4; Normally open
Electric 2-stage; Y3, Y4; Normally open
Electric modulating; Y4; Pulse width modulation
constant period
Water; Y3, Y4; 3-position
KNX PL-Link devices Room operator unit device 1 QMX3.P02, QMX3.P34, QMX3.P36, QMX3.P37,
QMX3.P74
QMX3.P34
Optional
configuration
Equipment Values/Range Template Settings
On-board input Room temperature (B1) X1; LG-Ni1000
Supply air temperature (B3) X2; LG-Ni1000
Presence detector 2 (D2
a
)
X1, Normally open
Window contact (D1) D1; Normally closed
KNX PL-Link devices Sensor device 1…4 (D2) UP 258D12
Default values
Parameter Values/Range Template Settings
Temperature setpoints Cooling setpoint for Comfort 0 … 50 °C 24 °C
Delta cooling setpoint for Pre-comfort 0 … 10 K 1 K
Cooling setpoint for Economy 0 … 50 °C 35 °C
Cooling setpoint for Protection 0 … 50 °C 40 °C
Heating setpoint for Comfort 0 … 50 °C 21 °C
Delta heating setpoint for Pre-comfort 0 … 10 K 1 K
Heating setpoint for Economy 0 … 50 °C 15 °C
Heating setpoint for Protection 0 … 50 °C 12 °C
Room operator unit Room unit, display temperature None
Display room temperature
Display room temperature
Room unit, display windows status Yes, No No
Room unit, display heat./cool. status Yes, No Yes
Enable operation: room temp.
setpoint
Yes, No Yes
Room unit, room temp. setpoint
display
Absolute temperature setpoint
Relative setpoint shift
Relative setpoint shift
Enable operation: fan speed setpoint Yes, No Yes
Enable operation: presence button Yes, No No
Enable operation: temporary Comfort Yes, No No
Enable operation: room op. mode Yes, No No
Enable operation: Green Leaf Yes, No Yes