Central ventilation unit –
KWL 200/300 W/W ET
Installation and Operating Instructions
EN
EN
19
5.1.1 Connection diagram
MB_A
MB_B
+24V
RS_B
GND
RS_A
GND
RS_B
RS_A
+24V
MB_B
MB_A
GND
NTC
+24V
RS_B
RS_A
GND
+24V
D/I1
+24V
D/I2
+24V
RS_B
RS_A
GND
+11V1
AN/I
GND
RM/I
RM/O
Power supply
Maximum*
<= 6 W
KWL-BE Touch
1 W
KWL-FTF eC Sensor
0,3 W
KWL-CO2 eC Sensor
1 W
KWL-VOC eC Sensor
0,6 W
Voltage
24 V
DC
V+
V+
GN
D
GN
D
A
A
B
B
L
N
RJ45
Ventilation unit internal
electrical connection
3x1,5 mm
2
2x0,5 mm
2
2x2x0,5 mm
2
2x2x0,5 mm
2
4x0,5 mm
2
KWL-FTF eC
Sensor*
1
art. nr.: 20249
KWL-CO2 eC
Sensor*
2
art. nr.: 20248
Remote
monitoring
Modbus RTU
MB_A
External Modbus A signal
MB_B
External Modbus B signal
+24 V
+ 24 V voltage (DC)
GND
Digital and analog ground
potential
RS_A
Local hardw are Modbus A
signal
RS_B
Interner Modbus B Signal
NTC
External temperature sensor
connector
D/I1
Digital input 1
D/I2
Digital input 2
11V1
10 V operating voltage
AN/I
Analog input 0-10 V DC
RM/I
Potential for relay contact
max. 24 V / 1 A
RM/O
Relay contact
85499-236 21.09.2020
PE
Modbus cable length: maximum 100 m
tw isted pairs of w ires must be used.
E
V+
G
N
D
A
B
KWL-VOC eC
Sensor*
2
art. nr.: 20247
24
V
0 V
0-
10 V
1
2
3
KWL-BE ECO
art. nr: 20246
0-10 V
0 V - 1 V = stop
2 V - 4 V = On the road
5 V - 7 V = at home
8 V - 10 V = intensive
ventilation
+2
4 V
GND
A
N/
I
RM
/O
Low pressure
switch
Revision switch
*
All internal bus dev ices may together consume a maximum of 6 W
*
1
Maximum of 6 KWL-FTF eC sensors possible
*
2
Maximum total of 6 KWL-CO2 eC + KWL-VOC eC possible
Connection box
2x2x0,5 mm
2
2x2x0,5 mm
2
2x0,5 mm
2
2x0,5 mm
2
If no KWL-BE ECO is
connected, the AN/I is an
analogue input and the relay
contact RM/I RM/O is a digital
output.
-
A
B
-
-
+
KWL-KNX
Connect
art. nr. 20253
4x0,5 mm
2
2x2x0,5 mm
2
KWL-BE
Touch
art. nr.: 20245 ws
KWL-BE
Touch
art. nr.: 20244 sw
2x2x0,5 mm
2
GND
Vdd
A+ B-
GND
Vdd
A+ B-
Fig. 27
Содержание easyControls 3.0 KWL 200 W
Страница 37: ...Zentrales Lüftungsgerät KWL 200 300 W W ET Montage und Betriebsvorschrift DE 36 ...
Страница 73: ...Central ventilation unit KWL 200 300 W W ET Installation and Operating Instructions EN 36 ...
Страница 109: ...Unité de ventilation centrale KWL 200 300 W W ET Notice de montage et d utilisation FR 36 ...
Страница 110: ...Unité de ventilation centrale KWL 200 300 W W ET Notice de montage et d utilisation FR 37 ...
Страница 111: ...Unité de ventilation centrale KWL 200 300 W W ET Notice de montage et d utilisation FR 38 ...