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16
PERIPHERALS
The following figure shows the peripherals when the RD77MS is used.
• The external input signal cannot be used depending on the connected device. Confirm the specification of
the connected device.
• When using RD77MS2, the external input signals that can be assigned are for 10 points.
RD77MS4
ERR
RUN
AX
3
4
2
1
AX
SSCNET
µ
cable
External input
signal cable
Synchronous encoder via servo amplifier:
Q171ENC-W8 (Up to 4 modules via
MR-J4-B-RJ), etc.
RD77MS
• Upper stroke limit
• Lower stroke limit
• Proximity dog
External input signals of servo amplifier
Manual pulse generator/
Incremental synchronous encoder
×
1
Assigning the external input signals
for 20 points to any of the following
signals.
•
External command signal/Switching
signal
•
Upper stroke limit
•
Lower stroke limit
• Proximity dog
signal
•
Stop signal
Forced stop input (24 V DC)
Servo
motor
Servo
motor
Servo
motor
MR-J4(W)-B servo amplifier
MR-J3(W)-B servo amplifier
MR-JE-B(F) servo amplifier
Optical hub unit MR-MV200
Inverter FR-A700 series/FR-A800 series
Stepping motor driver AlphaStep/5-phase
manufactured by ORIENTAL MOTOR Co., Ltd.
Servo driver VC
´
series/VPH series
manufactured by CKD NIKKI DENSO CO., LTD.
IAI electric actuator controller
manufactured by IAI Corporation
RD77MS2: Up to 2 axes
RD77MS4: Up to 4 axes
RD77MS8: Up to 8 axes
RD77MS16: Up to 16 axes