Becker Avionics
Installation
Wiring - 6x ACU6100, CANbus and Device Address
DV64440.03 Issue 09 November 2019
ACU6100
37
Wiring - 6x ACU6100, CANbus and Device Address
Figure 12: Wiring - 6x ACU6100, CANbus and Device Address
For detailed wiring information refer to the REU6100 manual:
www.becker-
avionics.com/downloads/ → Intercom → Digital Voice Communication System DVCS6100 → REU6100 Installation&Operation Manual (Art
icle No. 0589.829-071).
A
N
B
V
H
G
S
P
D
C
K
T
J
L
U
M
R
E
F
CAN2 out (shield)
CAN2 out (LO)
CAN2 out (HI)
CAN1 out (LO)
CAN1 out (HI)
CAN1 out (shield)
Reset out
Device Address Bit0
Device Address Bit1
Device Address Bit2
Device Address Bit3
Address Ground
CAN1 in (HI)
Reset in
CAN1 in (LO)
CAN1 in (shield)
CAN2 in (HI)
CAN2 in (LO)
CAN2 in (shield)
A
N
B
V
H
G
S
P
D
C
E
U
F
L
T
M
K
J
R
CAN2 out (shield)
CAN2 out (LO)
CAN2 out (HI)
CAN1 out (LO)
CAN1 out (HI)
CAN1 out (shield)
Reset out
Device Address Bit0
Device Address Bit1
Device Address Bit2
Device Address Bit3
Address Ground
CAN1 in (HI)
Reset in
CAN1 in (LO)
CAN1 in (shield)
CAN2 in (HI)
CAN2 in (LO)
CAN2 in (shield)
A
N
B
V
H
G
S
P
D
C
K
T
J
L
U
M
R
E
F
CAN2 out (shield)
CAN2 out (LO)
CAN2 out (HI)
CAN1 out (LO)
CAN1 out (HI)
CAN1 out (shield)
Reset out
Device Address Bit0
Device Address Bit1
Device Address Bit2
Device Address Bit3
Address Ground
CAN1 in (HI)
Reset in
CAN1 in (LO)
CAN1 in (shield)
CAN2 in (HI)
CAN2 in (LO)
CAN2 in (shield)
A
N
B
V
H
G
S
P
D
C
E
U
F
L
T
M
K
J
R
CAN2 out (shield)
CAN2 out (LO)
CAN2 out (HI)
CAN1 out (LO)
CAN1 out (HI)
CAN1 out (shield)
Reset out
Device Address Bit0
Device Address Bit1
Device Address Bit2
Device Address Bit3
Address Ground
CAN1 in (HI)
Reset in
CAN1 in (LO)
CAN1 in (shield)
CAN2 in (HI)
CAN2 in (LO)
CAN2 in (shield)
A
N
B
V
H
G
S
P
D
C
K
T
J
L
U
M
R
E
F
CAN2 out (shield)
CAN2 out (LO)
CAN2 out (HI)
CAN1 out (LO)
CAN1 out (HI)
CAN1 out (shield)
Reset out
Device Address Bit0
Device Address Bit1
Device Address Bit2
Device Address Bit3
Address Ground
CAN1 in (HI)
Reset in
CAN1 in (LO)
CAN1 in (shield)
CAN2 in (HI)
CAN2 in (LO)
CAN2 in (shield)
A
N
B
V
H
G
S
P
D
C
T
U
K
L
R
M
E
F
J
CAN2
(shield)
CAN out (LO)
2 out (HI)
CAN out (LO)
1 out (HI)
CAN1
(shield)
0
1
2
3
CAN in (HI)
CAN in (LO)
CAN1 (shield)
2 in (HI)
CAN in (LO)
CAN2 (shield)
out
2
CAN
1
CAN
out
Reset out
Device Address Bit
Device Address Bit
Device Address Bit
Device Address Bit
Address Ground
1
Reset in
1
in
CAN
2
in
Note:
•
The ends of each bus must be terminated with 120 Ohm. It can be in the harness or on a own connection block.
•
For correct operation when one ACU removed, a dummy mating connector must be connected in its place.
•
The wiring shields can be connected to the backshells.
*
The pin assignment of the REU connector P5 is different with the variant REU6100-X-(3XX),.please see related information.
12
1
Ω
12
1
Ω
ACU1 Copilot
ACU2 Pilot
ACU3 Cabin
ACU4 Cabin
ACU5 Cabin
ACU6 Cabin
P2
P2
P2
P2
P2
P2
De
vic
e
Ad
dr
es
s B
it0
De
vic
e
Ad
dr
es
s B
it2
De
vic
e
Ad
dr
es
s B
it3
Reset
ou
t
Reset
in
CA
N1
o
ut
(HI
)
C
AN
1 o
ut
(L
O
)
C
AN
1 o
ut
(s
hi
el
d)
C
AN
2 o
ut
(L
O
)
CA
N2
o
ut
(HI
)
C
AN
2 o
ut
(s
hi
el
d)
CA
N1
in
(L
O
)
CA
N2
in
(L
O
)
CA
N1
in
(HI
)
CA
N2
in
(HI
)
CA
N1
in
(s
hie
ld
)
CA
N2
in
(s
hie
ld
)
Ad
dr
es
s G
ro
un
d
De
vic
e
Ad
dr
es
s B
it1
L M A B N P C D G H S T K J R F E U V
34 26 10 42
49 50 17 33
+DC2
DC1
G
ND
DC2
G
ND
G
ND
O
pe
rat
or
1 P
TT
in
O
pe
rat
or
1 B
ac
k-
up
in
O
pe
rat
or
1 S
la
ve
d i
n
+DC1
+2
7.
5 V
D
C
1
+2
7.
5 V
D
C
2
G
ND DC1
G
ND DC2
+2
7.
5 V
D
C
1
+2
7.
5 V
D
C
2
G
ND DC1
G
ND DC2
+DC2
DC1
G
ND
DC2
G
ND
G
ND
O
pe
rat
or
2 P
TT
in
O
pe
rat
or
2 B
ac
k-
up
in
O
pe
ra
tor
2 S
la
ve
d i
n
+DC1
8 35 34 1 18 30 46 29
P2
P4
P5
REU6100-X-(XXX)*
J6
EM6100
P3
7
10
9
C
od
in
g P
in
C
od
in
g P
in
P1
27
C
od
in
g P
in
C
od
in
g P
in
P2
P2
121
Ω
121
Ω