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MELSEC iQ-R Series RD77MS2
| Control specifications | / Up to 2 axes (virtual servo amplifier axis included) |
| Number of control axes | 0.444 ms, 0.888 ms, 1.777 ms, 3.555 ms |
| Operation cycle (operation cycle settings) *1 | Linear interpolation (up to 2 axes), 2-axis circular interpolation |
| Interpolation function | Positioning control, speed control, speed-torque control, speed-position switching control, fixed-pitch feed, advanced synchronous control, cam control, continuous path control, position-speed switching control |
| Control method | Trapezoidal acceleration/deceleration, S-curve acceleration/deceleration |
| Acceleration/deceleration processing | Backlash compensation, electronic gear, near pass function |
| Compensation function | Synchronous encoder input, cam, phase compensation, cam auto-generation |
| Synchronous control | mm, inch, degree, pulse |
| Control unit | Motion profile table |
| Positioning control method | 600 data (positioning data No. 1 to 600)/axis (Can be set with MELSOFT GX Works3 or a sequence program.) |
| Number of positioning data | Parameters, positioning data, and block start data can be saved on flash ROM (batteryless backup) |
| Backup | Proximity dog method, count method 1, count method 2, data set method, scale home position signal detection method (fast home position return control, home position return retry function, and home position shift function provided) |
| Home position return - | Linear interpolation control (up to 2 axes), fixed-pitch feed control (up to 2 axes), 2-axis circular interpolation (auxiliary point-specified, central point-specified), speed control (up to 2 axes), speed-position switching control (INC mode, ABS mode), position-speed switching control (INC mode), |
| Positioning control - - | JOG operation, inching operation, manual pulse generator operation (up to 1 module) |
| Manual control - | Speed control not including position loop, torque control, continuous operation to torque control |
| Speed-torque control | Possible to connect 4 modules (Total of the internal interface (incremental 1 channel), via PLC CPU interface, and servo amplifier interface) |
| Synchronous encoder operation function | Provided (Made compatible by setting battery to servo amplifier.) |
| Absolute position system | Speed limit value, JOG speed limit value |
| Speed limit | Torque limit value same setting, torque limit value individual setting |
| Torque limit function | Valid/invalid setting |
| Forced stop | Movable range check with feed current value or with machine feed value |
| Software stroke limit function | Provided |
| Hardware stroke limit function | Provided |
| Speed change | 0 to 300 % |
| Override | Acceleration/deceleration time |
| Acceleration/deceleration processing change | Provided |
| Torque change function | Provided |
| Torque limit value change | Speed to a target position address and a target position is changeable. |
| Target position change function | Provided |
| M-code output function | Deceleration unit step, data No. unit step |
| Step function | Via a PLC CPU or an external command signal |
| Skip function | Provided |
| Teaching function | Provided |
| Parameter initialization function | Via an internal interface, a CPU (buffer memory), or a servo amplifier |
| External input signal setting function | Provided |
| Event history function | Provided |
| Amplifier-less operation function | Continuous detection mode, specified number of detections mode, ring buffer mode |
| Mark detection function - | Up to 10 points |
| Mark detection function - Mark detection signal | 16 settings |
| Mark detection function - Mark detection setting | Up to 4 points/axis |
| Optional data monitor function | Provided |
| Driver communication function | Provided |
| Connect/disconnect function of SSCNET communication | Bit data: 16 channels, word data: 16 channels *4 |
| Digital oscilloscope function | / SSCNET III/H |
| Module specifications | SSCNET III/H: 100 |
| Servo amplifier connection method | Via a CPU module (USB, Ethernet) |
| Maximum distance between stations [m] | 32 points (I/O allocation: intelligent function module 32 points) |
| PERIPHERAL I/F | 1 |
| Number of occupied I/O points | 1.0 |
| Number of module occupied slots | 0.22 |
| 5 V DC internal current consumption [A] | 106.0 (H) x 27.8 (W) x 110.0 (D) |
Up to 2 axes (virtual servo amplifier axis included)
Place your order before 14:00 for earliest possible shipment handover. With round-the-clock transit operated by our partnered global logistics providers, parcels reach most international destinations following routine customs processing. Normal delivery takes 2–6 business days subject to customs clearance progress.Shipping fees will be charged for all orders under USD 500, and the exact shipping cost will be determined and collected by our logistics carriers. Shipments to remote international regions will incur additional courier surcharges to offset extra cross-border transportation costs.
Factory warranty service is not applicable to this industrial control equipment, and extended warranty packages are not provided for this item.
