ABB i-bus
®
KNX
Product Overview
FCC/S 1.X.X.1 | 2CDC 508 200 D0211 Rev A 35
3.6.2
Connection diagram
A
B
a
d
c
b
12
14
16
11
13
15
a
b
c
18
17
d
9
10
7
8
6
U
n2
F
C
D
E
5
U
n1
1
3
2
A
B
4
0-10 V
0-10 V
I
2
= 16 A
n
I
= 5 A
n1
U
= 230 V
~
n1/2
0 V
N
L3
L2
10
11
15
12
13
14
16
Fig. 12: FCC/S 1.2.2.1
2CDC072014F0017
—
Legend
1
Label carrier
2
Programming LED
3
Programming button
4
Bus connection terminal
5
Cover cap
6
Inputs (a, b, c, d)
7
Valve output A
8
Valve output B
9
Fan output
10
Auxiliary relay
11
Valve output changeover button/LED
12
Valve output open/close button/LED
13
Relay output open/close button/LED
14
Switch fan speed button/LED
15
Manual operation button/LED
16
Inputs (a, b, c, d) status indicator LEDs
