
Part 2: Review on Replacement of MR-J2S-_A_ with MR-J4-_A_
2 - 4
3. DIFFERENCES BETWEEN MR-J2S-_A_ AND MR-J4-_A_
3.1 Function Comparison Table
Item MR-J2S-_A_
series
MR-J4-_A_
Compatibility
Reference
material/items
Control mode
Position control mode (pulse command)
Speed control mode (analog command)
Torque control mode (analog command)
←
○
Maximum input
pulses
Open-collector pulse: 200 kpulses/s
Differential pulse : 500 kpulses/s
Command pulse: Sink
Open-collector pulse: 200
kpulses/s
Differential pulse: 4 Mpulses/s
Command pulse: Sink
Note 1
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 3.6.1
(1)
The number of
DIO points
(excluding
EM1)
DI: 8 points, DO: 6 points
DI: 9 points, DO: 6 points
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 5.2.4
[Pr. PD03] to [Pr.
PD28]
Encoder pulse
output
ABZ-phase (differential line driver)
Z-phase (open collector)
←
Note
2
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 5.2.1
[Pr. PA15]
DIO interface
Input: Sink/source
Output: Sink
Input: Sink/source
Output: Sink/source
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 3.9
Analog
input/output
(Input) 2ch
10-bit torque, 14-bit speed or equivalent
(Output) 10-bit or equivalent × 2 ch
←
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 3.6
Number of
internal speed
commands
7
←
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Section 3.6.2
(1) (b)
Parameter
setting method
Push button
Setup software (SETUP161E)
Push button
MR Configurator2
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Chapter 4
Button 4
buttons
←
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Chapter 4
LED display
7-segment 5-digit
←
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Chapter 4
Communication
function
RS-422/RS-232C RS-422/USB
○
MR-J4-_A_ Servo
Amplifier Instruction
Manual, Chapter 14
Command
pulse logic
setting
Forward/reverse rotation pulse train
Signed pulse train
A-phase/B-phase pulse train
←
○
Part 2, Section 3.7
Interface 24 V
DC power
supply
Installed. Not
installed.
×
Part 7, Section 1.2.5
Initializing time 1 to 2 s
2.5 to 3.5 s
×
Part 7, Section 1.2.8
Z-phase pulse
width
At low speed: About 6 ms (Note 3)
At high speed: About 440
μ
s
At low speed: About 6 ms (Note 3)
At high speed: About 440
μ
s
×
Part 7, Section 1.2.9
Note 1. Depending on the servo motor being used, "Electronic gear" needs to be set.
2. The parameters need to be set due to output pulse settings.
3. This is the pulse width when the motor rotates at 10 r/min. The pulse width changes depending on rotational frequency.
Содержание MELSERVO-J2-Super Series
Страница 18: ...Part 1 Summary of MR J2S MR J2M Replacement 1 1 Part 1 Summary of MR J2S MR J2M Replacement ...
Страница 31: ...Part 1 Summary of MR J2S MR J2M Replacement 1 14 MEMO ...
Страница 109: ...Part 3 Review on Replacement of MR J2S _B_ with MR J4 _B_ 3 32 MEMO ...
Страница 161: ...Part 4 Review on Replacement of MR J2S _CP_ CL_ with MR J4 _A_ RJ 4 52 MEMO ...
Страница 219: ...Part 5 Review on Replacement of MR J2S 30 kW or Higher Capacity Models with MR J4 DU_ 5 58 MEMO ...
Страница 220: ...Part 6 Review on Replacement of MR J2M with MR J4 6 1 Part 6 Review on Replacement of MR J2M with MR J4 ...
Страница 239: ...Part 6 Review on Replacement of MR J2M with MR J4 6 20 MEMO ...
Страница 240: ...Part 7 Common Reference Material 7 1 Part 7 Common Reference Material ...
Страница 284: ...Part 7 Common Reference Material 7 45 Click Update Project ...
Страница 342: ...Part 8 Review on Replacement of Motor 8 1 Part 8 Review on Replacement of Motor ...
Страница 409: ...Part 8 Review on Replacement of Motor 8 68 MEMO ...
Страница 461: ...Part 9 Review on Replacement of Optional Peripheral Equipment 9 52 MEMO ...
Страница 462: ...Part 10 Startup Procedure Manual 10 1 Part 10 Startup Procedure Manual ...
Страница 464: ... Appendix 1 Summary of MR J4_B_ RJ020 MR J4 T20 Appendix 1 1 Appendix 1 Summary of MR J4_B_ RJ020 MR J4 T20 ...