Mitsubishi Electric MR-J5 Series User Manual page 80

■Open-collector type
• Interface
24 V DC
2 m or less
*1
*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
0.9
PP
0.1
NP
Encoder output pulse DO-2
■Differential line driver type
• Interface
Maximum output current: 35 mA
Servo amplifier
LA
(LB, LZ)
LAR
(LBR, LZR)
SD
• Output pulse
Servo motor CCW rotation
LA
LAR
T
LB
LBR
π/2
LZ
LZR
3 SIGNALS AND WIRING
78
3.6 Interface
Servo amplifier
Max. input pulse
frequency 200 kpulses/s
OPC
Approx. 1.2 kΩ
PP, NP
DOCOM
SD
tc tHL
tLH = tHL < 0.2 μs
tc > 2 μs
tF > 3 μs
tc tLH
tF
Am26LS32 or
equivalent
150 Ω
LG
400 μs or more
Servo amplifier
LA
(LB, LZ)
LAR
(LBR, LZR)
SD
100 Ω
High-speed
photocoupler