Mitsubishi Electric Melservo-J2-JR SERIES Instruction Manual page 63

3. SIGNALS AND WIRING
(b) Differential line driver system
1) Interface
2) Conditions of the input pulse
(4) Encoder pulse output DO-2
(a) Open collector system
Interface
Max. output current 35mA
Servo amplifier
OP
LG
SD
Am26LS31
tc tHL
0.9
0.1
tc tLH
3 - 38
Servo amplifier
Max.input pulse
frequency 500kpps
PP(NP)
PG(NG)
SD
tLH = tHL < 0.1 s
tc > 0.7 s
tF > 3 s
tF
Servo amplifier
OP
LG
SD
5 to 24VDC
Photocoupler