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MR-J3-700B | MITSUBISHI SSCNET type III optical fiber communication driver MR-J3-700B
MITSUBISHI MR-J3-700B Manual And Instructions
MR-J3-700B datasheetPDF datasheet
MR-J3-700B INSTRUCTION MANUAL

MITSUBISHI MR-J3-700B Product information and technical parameters:
Brand: MITSUBISHI
Name: SSCNET type III optical fiber communication driver
Model: MR-J3-700B
MITSUBISHI motor universal AC servo amplifier MELSERVO-J3 series.
Rated output: 7.0kw.
Interface type: SSCNET type III fiber communication.
Power specification: three phase AC200V.
High speed serial communication between the SSCNET and the servo amplifier by using the fastest up to 0.44ms communication cycle,
A fully synchronous control system can be constructed.
It is only necessary to insert the special optical fiber into the joint to form SSCNET III network, which greatly reduces the wiring work and reduces the possibility of false wiring.
Due to the adoption of the optical fiber communication, the anti noise ability can be greatly improved and the long distance wiring of 50 meters (maximum 800 meters x 16 axes) can be realized.
A servo amplifier to meet the full closed loop control function MR-J3-B-RJ006.
Suitable for mechanical servo optimization and adjustment!
More advanced optimization adjustment function and control function to maximize mechanical properties.

Servo motor series: ultra low inertia, medium capacity.
Rated output: 5.0kw.
Rated speed: 3000r/min.
Electromagnetic brake: incidental.
Power supply: 200V.
The most suitable medium capacity, ultra low inertia type product''s high frequency operation and so on.
Improve the environmental performance of HG-KR, HG-MR, HG-RR, HG-UR series of products using IP65 MITSUBISHI MR-J3-700B.
100 scene, there are 100 different drive control MR-J3-700B
In order to meet the needs of the diverse and detailed field,
MR-J4 product line configuration, providing a wealth of servo amplifier and servo motor products.
Can meet the different needs of different customers. Motor series: low inertia, small capacity.
Using a serial absolute / incremental encoder MITSUBISHI MR-J3-700B.
Rated output power: 0.3kw.
Rated speed: 3000rpm.
With a brake band.
Shaft end: straight shaft.
AC servo motor and brushless DC servo motor in the function of the difference: AC servo is better, because it is a sine wave control, torque ripple small.
DC servo is a trapezoidal wave. DC servo is simple and cheap. Motor series: low inertia, medium and small capacity.
Using a serial absolute / incremental encoder MITSUBISHI MR-J3-700B.
Rated output power: 0.2kw.
Rated speed: 3000rpm.
With the brake: without.
Shaft end: straight shaft.
Comparison of single phase induction motor and servo motor.
The working principle of the AC servo motor is similar to that of the single phase induction motor,
But the rotor resistance of the former is much larger than that of the latter,
So the servo motor is compared with the single machine asynchronous motor,
There are three notable features:
1, large starting torque.
2, a wide range of operation.
3, no rotation phenomenon.
AC servo motor running smoothly, low noise.
But the control characteristic is non-linear, and because the rotor resistance is big, the loss is big, the efficiency is low,
Therefore, compared with the same capacity DC servo motor, the volume is large and the weight is heavy,
So it is only suitable for 0.5-100W small power control system. Type: MR-J series.
Rated output: 0.4KW.
Applicable motor series: HA-FF, HA-SE.
Voltage: three phase AC220V.
It is very helpful to improve the stability of the low speed control of the servo motor.
But there is no direct effect to improve the accuracy of position control.
There are, of course, software compensation that is similar to pitch compensation,
Can improve the physical resolution of the single lap, so as to improve the accuracy of positioning control.
This can be effectively used in the use of thee robot control of the indexing table MR-J3-700B.
It is also because of the application of splicing technology,
The rotary encoder will be more widely used in the high precision servo control in the harsh environment.
The use of rotary encoder with 224/ in the servo motor has been used in the servo motor MR-J3-700B.
Encoder serial communication system, the communication frequency can only be limited to 10M.


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