Inputs
Wiring Diagram,
encoder &
FD4-Bus:
Black cable
(Fig. 2)
NOTE!
DIL-switches (120Ω) must be
activated in the bus systems
before the power is turned on!
English
Signals
Floor indication depending on different signals.
Floor
Binary
0
0000
1
0001
2
0010
3
0011
4
0100
5
0101
6
0110
7
0111
Input 4
Input 3
Input 2
Input 1
Wiring Diagram, encoder & FD4-Bus: Black cable
Fig. 2
1.
FD4 in car
2.
Top floor
3.
Bottom floor
4.
E.g. if fixed message is used
Terminal connection
T1: 24 V (0 V DC)
T2: 24 V (24 V DC)
T3: Input 1
T4: Input 2
T5: Input 3
T6: Input 4
T7: Input 5
T8: Input 6
T9: Input 7
T10: Input 8
T11: FZ
T12: BUS A
T13: BUS B
23
Gray code
0000
0001
0011
0010
0110
0111
0101
0100
Input 4
Input 1
Input 3
Input 2
Input 2
Input 3
Input 4
Input 1
Input 5
Input 6
Input 7
Input 8
!
Only shielded cable
between the units in the
elevator shaft!
Cable colors
C1: Blue
C2: Brown
C3: Red
C4: Green
C5: Yellow
C6: Black
C7: Orange
C8: Grey
Decimal
00000000
10000000
01000000
00100000
00010000
00001000
00000100
00000010
FD4 v.3.2.0 INT