Hitachi WJ200 Series

3−114
Simple Positioning
Encoder wiring – The hardware overview about pulse train input is shown bas below.
Pulse input types Max. Freq.
EA terminal
(5 to 24VDC)
EB terminal
(24VDC)
90° ph. difference 2-ph. pulse
2kHz
Phase-A
(PNP open collector or
Voltage output type)
Phase-B
(PNP open collector or
Voltage output type)
Single phase pulse + direction 32kHz
Single phase pulse
(PNP open collector or
Voltage output type)
Direction
(sink/source transistor
or contactor)
Single phase pulse 32kHz
Single phase pulse
(PNP open collector or
Voltage output type)
-
2-phase pulse input
Wire phase-A to EA terminal and phase-B to EB terminal. Since common terminal of EB is
same as other inputs, use all the input terminals as source logic (PNP open collector or
voltage output type). Voltage of EB should be 18 to 24VDC. Assign EB in input terminal 7.
P24
EA
7/EB
PLC
L
PNP open collector type or
voltage output type encoder
Encoder
Vcc
GND
A
B
WJ200