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2 General Specifications
MITSUBISHI CNC
16
(a) Input for synchronous feed encoder
<Specification of input part>
a.b.c.d.e: A phase or B phase rising edge (falling edge) phase difference = T/4 ± T/10
(b) Input for 5V manual pulse generator
<Specification of input part>
a.b.c.d.e: A phase or B phase rising edge (falling edge) phase difference = T/4 ± T/10
T: A or B phase cycle
Number of pulse phases
Three phases (A phase, B phase, a phase difference 90 degrees,
Z phase) (Refer to the waveform below.)
Signal output of the encoder Line driver output
Signal
voltage
Input voltage range 0V to 5.25V
Differential-input voltage VIT+ 0.2V to 5.25V
Differential-input voltage VIT- -5.25V to -0.2V
Power supply voltage 5VDC±10%
Current consumption 200mA or less
Number of pulses per rotation 1024 pulse/rev
Input frequency (rotation speed) 136kHz or less (8000r/min or less)
Cable length 50m or less
Number of pulse phases
Two phases (A phase, B phase, a phase difference 90 degrees)
(Refer to the waveform below.)
Signal output of manual pulse generator Voltage output, open collector output
Signal voltage
H level 3.5V to 5.25V
L level 0V to 0.5V
Power supply voltage 5VDC±10%
Current consumption 100mA or less
Number of pulses per rotation 25 pulse/rev, 100 pulse/rev
Input frequency (rotation speed)
1kHz or less
(40r/s or less for 25pluse/rev, 10r/s or less for 100pluse/rev)
Cable length 20m or less
A
A*
B
B*
Z
Z*
abcde
T
phase
phase
phase
phase
phase
phase
T
b da c e
A(B) phase
B(A) phase