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3. SIGNALS AND WIRING
3.6 Interfaces
This section gives the details of the I/O signal interfaces (refer to I/O Division in the table) indicated in
Sections 3.3.2 and 3.3.3.
Refer to this section and connect the interfaces with the external equipment.
(1) Digital input interface DI-1
Give a signal with a relay or open collector transistor.
Source input is also possible. Refer to (5) in this section.
For use of internal power supply
For use of external power supply
24VDC
SON, etc.
SG
Switch
Servo amplifier
COM
VDD
R: Approx. 4.7k
Approx. 5mA
TR
V
CES
1.0V
I
CEO
100 A
(Note)
For a transistor
24VDC
200mA or more
SON, etc.
SG
Switch
Servo amplifier
COM
R: Approx. 4.7k
VDD
Do not connect
VDD-COM.
Note: This also applies to the use of the external power supply.
(2) Digital output interface DO-1
A lamp, relay or photocoupler can be driven. Provide a diode (D) for an inductive load, or an inrush
current suppressing resister (R) for a lamp load. (Permissible current: 40mA or less, inrush current:
100mA or less)
1) Inductive load
For use of internal power supply
For use of external power supply
ALM, etc.
24VDC
VDD
COM
SG
Load
If the diode is not
connected as shown,
the servo amplifier
will be damaged.
Servo amplifier
ALM, etc.
27VDC or
less
COM
SG
Load
Servo amplifier
VDD
If the diode is not
connected as shown,
the servo amplifier
will be damaged.
Do not connect
VDD-COM.
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