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2.1 General image of system
Power supply module
USB cable
Ethernet cable
Personal computer
Manual pulse generator/
Incremental synchronous encoder ×1
External command signal/
Switching signal (4 points)
Forced stop input (24VDC)
REMARK
(Note-1): The external input signal cannot be used depending on the connected device.
The general image of the system, including such as the LD77MS, PLC CPU and
peripheral devices is shown below.
Display unit
(Optional item)
CPU module
External input
signal cable
Confirm the specification of the connected device.
LD77MS
END cover
External input signals of servo amplifier
SSCNET
Upper stroke limit
cable
Lower stroke limit
Near-point dog
Servo
Servo
motor
motor
MR-J3(W)-B servo amplifier
MR-J4(W)-B servo amplifier
MR-JE-B servo amplifier
Servo driver VCII series/VPH series manufactured
by Nikki Denso Co., Ltd.
Inverter FR-A700 series
AlphaStep/5-phase stepping motor driver
manufactured by ORIENTAL MOTOR Co., Ltd.
IAI electric actuator controller manufactured
by IAI Corporation
LD77MS2 : Up to 2 axes
LD77MS4 : Up to 4 axes
LD77MS16 : Up to 16 axes
2 - 2
Chapter 2 System Configuration
Servo
motor
Synchronous encoder via servo amplifier
Q171ENC-W8:
Up to 4 modules via MR-J4-B-RJ
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