Sharp CP-SR421 User Manual Page 70

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3. SIGNALS AND WIRING
3 - 29
3.8.3 Source I/O interface
In this servo amplifier, source type I/O interfaces can be used. In this case, all DI-1 input signals and DO-1
output signals are of source type. Perform wiring according to the following interfaces.
(1) Digital input interface DI-1
DICOM
For transistor
Approximately
6.2 k
˖
Approximately
5 mA
V
CES
1.0 V
I
CEOื 100 μA
TR
24 V DC ± 10%
300 mA
Switch
EM2,
etc.
Servo amplifie
r
(2) Digital output interface DO-1
A maximum of 2.6 V voltage drop occurs in the servo amplifier.
(Note) 24 V DC ± 10%
300 mA
If polarity of diode is
reversed, servo amplifier
will malfunction.
Servo amplifie
r
ALM,
etc.
Load
DOCOM
Note. If the voltage drop (maximum of 2.6 V) interferes with the relay operation, apply high
voltage (maximum of 26.4 V) from external source.
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