Wiring
3.4.4 Interface Circuits
3 -26
D
Connecting to an Open-collector Output Circuit
Alarm code signals are output from open-collector transistor output circuits.
Connect an open-collector output circuit through a photocoupler, relay or line receiver cir-
cuit.
0 V
P
5 to 12 VDC
0 V
Photocoupler
Relay
0 V
P
0 V
0 V
Note
The maximum allowable voltage and current capaci-
ties for open-collector output circuits are as follows.
·Voltage: 30 VDC max.
·Current: 20 mA DC max.
Servopack
end
Servopack
end
5 to 24 VDC
Servopack
end
5 to 12 VDC
D
Connecting to a Photocoupler Output Circuit
Photocoupler output circuits are used for servo alarm, servo ready, and other sequence out-
put signal circuits.
Connect a photocoupler output circuit through a relay or line receiver circuit.
0 V
P
0 V
Note
The maximum allowable voltage and current capacities for photocoupler output
circuits are as follows.
·Voltage: 30 VDC max.
·Current: 50 mA DC max.
5 to 24 VDC
Relay
Servopack
end
5 to 12 VDC
Servopack
end
3
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