BC8001A Installation and Operating Instruction
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Class B Style 4
24VDC@250mA,Supervised
Power Limited
Line impedance: Max. 50ohm
OC
24-
N+
P
S
P
S
N-
D1
24-
J1101 Terminal
24VDC/400~2000ohm,Supervised
Power Limited
Programmable
Line impedance: Max. 50ohm
10K
10K
Dry contact1
D2
24-
10K
10K
Dry contact2
On site
On site
20K
resistor*
Class B Style Y
24VDC/1.5A, Supervised
Power Limited
Regulated 24
Line impedance: Max. 4ohm
(*supplied with BC8001A)
…..
Synchronous
module
EOL83
EOL83
External Device
Red
Black
Orange
Black
Red
Black
Orange
Black
Class B Style B
5.0VDC/0.3mA, Supervised
Line impedance: Max. 50ohm
Class B Style B
5.0VDC/0.3mA, Supervised
Line impedance: Max. 50ohm
To field devices
Figure 4 External wiring diagram
No Connection
A+
A-
A+
A-
A-Bus
B+
B-
B+
B-
B-Bus
To field devices
Class B Style 4
24VDC@250mA,Supervised
Power Limited
Line impedance: max. 50ohm
P
S
P
S
No Connection
No Connection
No Connection
Figure 5 BC8001A Extension card wiring diagram