3005831-2019-04-01.fm
Technical electrical connections (EXcon control
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Fig 10.2.3.4 Fan I/O supply air – crossflow heat exchangers
t°
-T2
t°
-T3
AB
C
2
1
1
RS-485 A
2
RS-485 B
34567891
0
11
1
2
1
3
1
4
1
5
1
6
1
7
1
8
24 VDC
-W3
//////
-SF
Belimo
1 0 V
2 24 V
Supply air temperature
duct sensor
Extract air temperature
Motor damper,
outdoor air
spring return
Frequency converter
PT
-1000-sensor
RS-485 Bus
-P1- fan CAV
-P2- filter
-P1+ fan CAV
-P2+ filter
Brown
White
Red
Blue
Yellow
Green
Temp 1
GND
Temp 2
GND
GND
GND
Supply air
Damper
24 V on/off
24 V on/off
DIP
switches
ON
Fan I/O
-U1
53 0-10V
55 0V
12
27
+24V
18 Din
Din
03
01
Frequency transformer Danfoss FC101
Alarm relay
Alarm relay
Summary of Contents for VEX5000 Series
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