Mitsubishi Electric MR-JE-_A Instruction Manual page 95

3. SIGNALS AND WIRING
(3) Pulse train input interface DI-2
Give a pulse train signal in the open-collector type.
1) Interface
2) Input pulse condition
(Note)
Approximately
20 mA
≤ 1.0 V
V
CES
≤
I
CEO
(Note)
Approximately
20 mA
≤ 1.0 V
V
CES
≤
I
CEO
24 V DC ± 10%
300 mA
Note. Pulse train input interface is comprised of a photocoupler.
If a resistor is connected to the pulse train signal line, it may malfunction due to
reduction in current.
tc
0.9
PP2
0.1
tc tLH
NP2
3 - 60
Servo amplifier
Maximum input pulse
frequency 200 kpulses/s
PG
Approximately
1.2 k Ω
PP2
NG
Approximately
1.2 k Ω
NP2
SD
tHL
tLH = tHL < 0.2 µs
tc > 2 µs
tF > 3 µs
tF