Mitsubishi Electric MELSERVO-J5 User Manual page 103

Pulse train input interface DI-2 [A]
Transmit a pulse train signal in the open-collector type.
• Interface
*1
Approx. 20 mA
V ≤ 1.0 V
CES
I ≤ 100 μA
CEO
*1
Approx. 20 mA
V ≤ 1.0 V
CES
I ≤ 100 μA
CEO
24 V DC ± 10 %
500 mA
*1 A photocoupler is used as the pulse train input interface. Therefore this circuit may not operate properly due to reduction in current if a
resistor is connected to the pulse train signal line.
• Input pulse condition
tc
0.9
PP2
0.1
tc tLH
NP2
Servo amplifier
Max. input pulse
frequency 200 kpulses/s
PG
Approx. 1.2 kΩ
PP2
NG
Approx. 1.2 kΩ
NP2
SD
tHL
tLH = tHL < 0.2 μs
tc > 2 μs
tF > 3 μs
tF
3 SIGNALS AND WIRING
101
3.6 Interface
3