EXTERNAL WIRING DIAGRAM FOR UNITS KOMFORT EC S5B 270(-E) S14
2
3
4
14
13
12
11
10
9
8
7
6
5
15
L
1
External device NO
(CO
2
sensor)
PK fire alarm panel
(remove the jumper while
connecting the contact)
230 V/50 (60) Hz
Control panel
- Tx Rx +
GND Tx
Rx +U
3
2
1
GND
+U
0-10V
GND
+U 0-10V
NО
N
PE
PК
РК
C
X1
16
SM-L
17
SM-N
Humidity sensor
W
hit
e
Bro
wn
Gr
een
Yello
w
XP
QF
Electric actuators
of the external air dampers
SM1
supply
L1 N
SM2
exhaust
L1 N
Electric
shock
hazard
Designation
Name
Model
Wire**
NO
External control device contacts
2 x 0.75 mm
2
SM1*
Supply air damper actuator
LF230
2 x 0.75 mm
2
SM2 *
Extract air damper actuator
LF230
2 x 0.75 mm
2
PK*
Contact from fire alarm panel
NO
2 x 0.75 mm
2
*Is not included in the delivery set.
** Maximum connecting cable length is 20 m!
EXTERNAL WIRING DIAGRAM FOR UNITS KOMFORT EC S5B 270(-E) S21
GND
А
В
+24V
1
2
PK1*
1
2
1
2
U
P1
1
2
C
C
U
*
X1
Bo
os
t
Ka
m
in
1
2
SM1*
1
2
SM2*
U
U
L N
NC C
PE
L N PE
C NO
NO
NO
NO
C
C
C
A B
C
NO
GND
+24V
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
}
}
Brown
Yello
w
Gr
een
W
hit
e
Electric
shock
hazard
230
V/50 (60) H
z
remo
ve
jumper
Designation
Name
Type
Wire**
SM1*
Supply air damper actuator
NO
2 x 0.75 mm
2
SM2 *
Extract air damper actuator
NO
2 x 0.75 mm
2
PK1*
Contact from fire alarm panel
NC
2 x 0.75 mm
2
CCU*
Cooler control
NO
2 x 0.75 mm
2
P1
External control panel
4 x 0.75 mm
2
Boost
On/Off Boost contacts
NO
Kamin
On/Off Kamin contacts
NO
*Is not included in the delivery set.
** Maximum connecting cable length is 20 m!
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KOMFOrt EC S5(B) 270(-E)
14
