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C60_1-029_0108_en.p65
69
Wiring diagram for
BIS C-6021...ST8
processor on
installation remote
bus
(continued)
70
Wiring diagram for
BIS C-6021...ST9
processor on remote
bus
X4, Service interface
70
E
BIS C-6021...ST8
Interface information / Wiring Diagrams (installation remote bus)
To integrate BIS C-621 processor into the serial INTERBUS, two terminals are provided on the
housing, X2 as INTERBUS output and X3 as INTERBUS input. For installation remote bus, the
stations are supplied through the bus.
Bus station
DO2
1
2)
/DO2
2
DI2
3
2)
/DI2
4
GND
5
1)
9
/RBST
FE
6
7
+24 V
0 V
8
Connect shield
to connector
housing
9-pin
2)
twisted pair
female,
output
1
) Connect the jumper in the connector if another station is to follow. Remove it if no additional
station follows.
2
) The differential signals DO and /DO as well as DI and /DI must be twisted-pair.
Recommended cable: LiYCY 3x2x0.25 mm
BIS C-6021...ST9
Interface information / Wiring Diagrams (remote bus)
Head 2 Head 1
X5
X5
UL
CC
X1
BA
RD
Head 1
X2
Head 2
19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
X3
X4
Pin
Function
Bus station BIS C-6021...ST8
1
DO1
DO2
1
2
/DO2
2
/DO1
3
DI1
DI2
3
4
/DI2
4
/DI1
5
GND1
GND
5
1)
9
/RBST
9
6
FE
FE
6
7
+24 V
+24 V
7
8
0 V
0 V
8
Connect shield
to connector
housing
9-pin
9-pin
male X3,
female X2,
input
output
2
(AWG 24); maximum cable capacitance: 120 pF/m
X1, supply voltage and digital input
X2, I
B
output
NTER
US
X3, I
B
input
NTER
US
Function
ground FE
Bus station
1
DO1
2)
2
/DO1
3
DI1
2)
4
/DI1
5
GND1
9
6
F
E
7
+24 V
8
0 V
9-pin
male,
input
E
69
Pin
Function
Pin
Function
Pin
Function
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