Simple Motion Module RD77MS Control Specifications
Model Number |
RD77MS16 |
RD77MS8 |
RD77MS4 |
RD77MS2 |
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Stocked Item |
S |
S |
S |
S |
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Number of Control Axes |
Up to 16 axes |
Up to 8 axes |
Up to 4 axes |
Up to 2 axes |
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Operation Cycle (Operation Cycle Settings) |
0.444ms, 0.888ms, 1.777ms, 3.555ms |
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Interpolation Function |
Linear interpolation (Up to 4 axes), Circular interpolation (2 axes) |
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Control Modes |
PTP (Point To Point) control, Trajectory control (both linear and arc), Speed control, Speed-position switching control, |
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Acceleration/Deceleration Process |
Trapezoidal acceleration/deceleration, S-curve acceleration/deceleration |
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Compensation Function |
Backlash compensation, Electronic gear, Near pass function |
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Synchronous Control |
Synchronous encoder input, Cam, Phase Compensation, Cam auto-generation |
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Control Unit |
mm, inch, degree, pulse |
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Number Of Positioning Data |
600 data (positioning data No. 1 to 600)/axis (Can be set with MELSOFT GX Works3 or a sequence program.) |
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Backup |
Parameters, positioning data, and block start data can be saved on flash ROM (battery-less backup) |
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Home Position Return |
Home Position Return Method |
Proximity dog method, Count method 1, Count method 2, Data set method, Scale home position signal detection method |
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Fast Home Position Return Control |
Provided |
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Sub Functions |
Home position return retry, Home position shift |
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Positioning
Control |
Linear Control |
1-axis linear control, 2-axis linear interpolation control, 3-axis linear interpolation control, 4-axis linear interpolation control |
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Fixed-Pitch Feed Control |
1-axis fixed-pitch feed, 2-axis fixed-pitch feed, 3-axis fixed-pitch feed, |
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2-Axis Circular Interpolation |
Sub point designation, center point designation |
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Speed Control |
1-axis speed control, 2-axis speed control, 3-axis speed control, 4-axis speed control |
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Speed-Position Switching Control |
INC mode, ABS mode |
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Position-Speed Switching Control |
INC mode |
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Current Value Change |
Positioning data, Start No. for a current value changing |
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NOP Instruction |
Provided |
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Jump Instruction |
Unconditional JUMP, Conditional JUMP |
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Loop, Lend |
Provided |
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High-Level Positioning Control |
Block start, Condition start, Wait start, Simultaneous start, Repeated start |
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Manual Control |
Jog Operation |
Provided |
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Inching Operation |
Provided |
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Manual Pulse Generator |
Possible to connect 1 module (Incremental), Unit magnification (1 to 10000 times) |
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Expansion Control |
Speed-Torque Control |
Speed control without positioning loops, Torque control, Tightening & press-fit control |
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Absolute Position System |
Made compatible by setting a battery to servo amplifier |
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Synchronous Encoder Interface |
Up to 4 channels (Total of the internal interface, via PLC CPU interface, and servo amplifier interface) |
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Encoder Internal Interface |
1 channel (Incremental) |
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Functions That Limit Control |
Speed Limit Function |
Speed limit value, JOG speed limit value |
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Torque Limit Function |
Torque limit value_same setting, torque limit value_individual setting |
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Forced Stop |
Valid/Invalid setting |
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Software Stroke Limit Function |
Movable range check with current feed value, movable range check with machine feed value |
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Hardware Stroke Limit Function |
Provided |
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Functions That Change Control Details |
Speed Change Function |
Provided |
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Override Function |
0 to 300 [%] |
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Acceleration/Deceleration Time Change Function |
Provided |
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Torque Change Function |
Provided |
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Target Position Change Function |
Target position address and speed are changeable |
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Other Functions |
M-Code Output Function |
WITH mode/AFTER mode |
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Step Function |
Deceleration unit step, Data No. unit step |
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Skip Function |
Via PLC CPU, Via external command signal |
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Teaching Function |
Provided |
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Parameter Initialization Function |
Provided |
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External Input Signal Setting Function |
Via internal interface, CPU, servo amplifier (FLS, RLS, DOG, and DI can be assigned with parameters.) |
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Event History Function |
Provided |
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Amplifier-Less Operation Function |
Provided |
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Mark Detection Function |
Detection |
Continuous Detection mode, Specified Number of Detections mode, Ring Buffer mode |
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Mark Detection Signal |
Up to 20 points |
Up to 10 points |
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Mark Detection Setting |
16 settings |
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Optional Data Monitor Function |
4 points/axis |
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Driver Communication Function |
Provided |
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SSCNET Connect/Disconnect Function |
Provided |
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Digital Oscilloscope Function |
Bit Data |
16CH |
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Word Data |
16CH |
Simple Motion Module RD77MS16/RD77MS8/RD77MS4/RD77MS2
Model Number |
RD77MS16 |
RD77MS8 |
RD77MS4 |
RD77MS2 |
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Number Of Control Axes |
Up to 16 axes |
Up to 8 axes |
Up to 4 axes |
Up to 2 axes |
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Servo Amplifier Connection Method |
SSCNET III/H |
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Maximum Overall Cable Distance m (ft.) |
1600 (5249.34) |
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Maximum Distance Between Stations m (ft.) |
100 (328.08) |
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Peripheral I/F |
Via CPU module (USB, Ethernet) |
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Manual Pulse Generator Operation Function |
Possible to connect 1 module |
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Synchronous Encoder Operation Function |
Possible to connect 4 modules (Total of the internal interface, via PLC CPU interface, and servo amplifier interface) |
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Input Signals (SIN) |
Number Of Input Points |
20 points |
10 points |
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Input Method |
Positive common/Negative common shared |
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Rated Input Voltage/Current |
24 VDC/ Approx. 5 mA |
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Operating Voltage Range |
19.2 to 26.4 VDC |
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On Voltage/Current |
17.5 VDC or more/ 3.5 mA or more |
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Off Voltage/Current |
7 VDC or less/ 1.0 mA or less |
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Input Resistance |
Approx. 6.8 kΩ |
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Response Time |
1 ms or less (OFF—ON, ON—OFF) |
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Recommended Wire Size |
AWG24 (0.2 mm²) |
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Forced Stop Input Signal (EMI) |
Number Of Input Points |
1 point |
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Input Method |
Positive common/Negative common shared |
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Rated Input Voltage/Current |
24 VDC/ Approx. 5 mA |
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Operating Voltage Range |
19.2 to 26.4 VDC |
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On Voltage/Current |
17.5 VDC or more/ 3.5 mA or more |
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Off Voltage/Current |
7 VDC or less/ 1.0 mA or less |
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Input Resistance |
Approx. 6.8 kΩ |
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Response Time |
1 ms or less (OFF–ON, ON–OFF) |
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Recommended Wire Size |
AWG24 (0.2 mm²) |
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Manual Pulse Generator/ Incremental Synchronous Encoder Signal |
Differential Output Type (26Ls31 Or Equivalent) |
Input Pulse Frequency |
Up to 1 Mpulse/s (After magnification by 4, up to 4 Mpulse/s) |
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Pulse Width |
1μs or more |
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Leading Edge/Trailing Edge Time |
0.25μs or less |
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Phase Difference |
0.25μs or more |
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Rated Input Voltage |
5.5 VDC or less |
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High/Low-Voltage |
2.0 to 5.25 VDC/0 to 0.8 VDC |
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Differential Voltage |
±0.2V |
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Cable Length |
Up to 30m (98.43ft.) |
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Voltage Output/ Open Collector Type (5VDC) |
Input Pulse Frequency |
Up to 200 kpulse/s (After magnification by 4, up to 800 kpulse/s) |
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Pulse Width |
5μs or more |
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Leading Edge/Trailing Edge Time |
1.2μs or less |
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Phase Difference |
1.2μs or more |
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Rated Input Voltage |
5.5 VDC or less |
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High/Low-Voltage |
3.0 to 5.25 VDC/2 mA or less, 0 to 1.0 VDC/5 mA or more |
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Cable Length |
Up to 10m (32.81ft.) |
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Number Of I/O Occupying Points |
32 points (I/O allocation: Intelligent function module, 32 points) |
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Number Of Module Occupied Slots |
1 |
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5VDC Internal Current Consumption (A) |
1.0 |
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Weight (Kg) |
0.23 |
0.22 |
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Exterior Dimensions mm (inch) (H x W x D) |
106.0 x 27.8 x 110.0 (4.17 x 1.09 x 4.33) |
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PLC CPU |
R04CPU, R08CPU, R16CPU, R32CPU, R120CPU |
R16MTCPU/R32MTCPU Motion CPUs for the iQ-R Platform
Model Number |
R32MTCPU |
R16MTCPU |
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Stocked Item |
S |
S |
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Motion SFC Program Capacity |
Code Total (Motion SFC Chart + Operation Control +Transition) |
4096k bytes |
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Motion SFC Program |
Number of Motion SFC Programs |
256 (No. 0 to 255) |
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Motion SFC Chart Size/Program |
Up to 64k bytes (including Motion SFC chart comments) |
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Number of Motion SFC Steps/Program |
Up to 4094 steps |
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Number of Selective Branches/Branch |
255 |
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Number of Parallel Branches/Branch |
255 |
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Parallel Branch Nesting |
Up to 4 levels |
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Operation Control Program (F/FS)/Transition Program (G) |
Number of Operation Control Programs |
4096 with F (Once execution type) and FS (Scan execution type) combined (F/FS0 to F/FS4095) |
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Number of Transition Programs |
4096 (G0 to G4095) |
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Code Size/Program |
Up to approx. 128k bytes (65534 steps) |
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Number of Blocks (Line)/Program |
Up to 8192 blocks (In the case of 8 steps (min)/block) |
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Number of Characters/Block |
Up to 1020 (Comment included) |
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Number of Operand/Block |
Up to 510 (Operand: Constants, Word devices, Bit devices) |
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Nesting/Block |
Up to 32 levels |
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Descriptive
Expression |
Operation Control Program |
Calculation expression, Bit conditional expression and branches, Repetition process |
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Transition Program |
Calculation expression, Bit conditional expression, Comparison conditional expression |
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Execute Specification |
Number of Multi Executed Programs |
Up to 256 |
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Number of Multi Active Steps |
Up to 256 steps per all programs |
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Normal Task |
Executed in Motion main cycle |
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Event Task (Execution Can Be Masked) |
Fixed Cycle |
Executed in fixed cycle (0.222ms, 0.444ms, 0.888ms, 1.777ms, 3.555ms, 7.111ms, 14.222ms) |
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External Interrupt |
Executes when the input set to the event task factor in the input module controlled by the Motion CPU |
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PLC Interrupt |
Executed with interrupt instruction (D(P).GINT, M(P).GINT) from PLC CPU |
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NMI Task |
Executes when the input set to the NMI task factor in the input module controlled by the Motion CPU |
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Number of Device Points |
IO (X/Y) |
12,288 points |
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Internal Relays (M) |
12,288 points |
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Link Relays (B) |
8,192 points |
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Annunciators (F) |
2,048 points |
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Special Relays (SM) |
4,096 points |
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Data Registers (D) |
20,480 points |
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Link Registers (W) |
8,192 points |
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Special Registers (SD) |
4,096 points |
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Motion Registers (#) |
12,288 points |
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CPU Buffer Memory (U3E_\G) |
Up to 2,097,152 points |
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CPU Buffer Memory (Fixed-Cycle Communication Area)(U3E_\Hg) |
Up to 12,288 points |
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Module Access(U_\G) |
Up to 268,435,456 points |
Motion CPU Module R32MTCPU/R16MTCPU
Model Number |
R32MTCPU |
R16MTCPU |
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Number of Control Axes |
Up to 32 axes |
Up to 16 axes |
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Servo Amplifier Connection Method |
SSCNET III/H (2 lines) |
SSCNET III/H (1 line) |
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Maximum Overall Cable Distance m (ft) |
1600 (5249.34) |
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Maximum Distance Between Stations m (ft) |
100 (328.08) |
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SSCNET Communication |
Number of SSCNET III/H Head Module |
Up to 8 stations |
Up to 4 stations |
Peripheral I/F (Ethernet) |
Data Transmission Speed |
100Mbps/10Mbps |
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Transmission Method |
Base band |
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Cable Length m (ft) |
Up to 30 (98.43) |
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Memory Card Slot |
SD/SDHC memory card compatible |
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Memory Capacity |
Standard ROM |
12 M bytes |
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SD Memory Card |
Memory card capacity (Up to 32 GB) |
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Extension Base Unit |
Memory card capacity (Up to 32 GB) |
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5VDC Internal Current Consumption (A) |
1.20 |
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Weight (kg) |
0.28 |
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Exterior Dimensions H x W x D mm (inch) |
106.0 x 27.8 x 110.0 (4.17 x 1.09 x 4.33) |
Positioning Modules
Model Number |
RD75P2 |
RD75D2 |
RD75P4 |
RD75D4 |
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Stocked Item |
S |
S |
S |
S |
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Certification |
UL • cUL • CE |
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Number of Controlled Axes |
2 axes |
4 axes |
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Interpolation Function |
2-axis linear interpolation |
2-, 3-, or 4-axis linear interpolation |
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Control Method |
PTP (Point To Point) control, path control (line, arc, and helix can be set), speed control, speed-position switching control, position-speed switching control |
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Control Unit |
mm, inch, degree, pulse |
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Positioning Data |
600 data/axis |
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Module Data Backup Function |
Positioning data, and block start data can be saved on the flash ROM (battery-less backup) |
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Positioning |
Positioning System |
PTP control: Incremental system/absolute system |
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Speed-position switching control: Incremental system/absolute system |
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Position-speed switching control: Incremental system |
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Path control: Incremental system/absolute system |
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Positioning Range |
In absolute system: -214748364.8 to 214748364.7µm; -21474.83648 to 21474.83647 inch |
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Speed Command |
0.01 to 20000000.00mm/min; 0.001 to 2000000.000inch/min |
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Acceleration/Deceleration Processing |
Trapezoidal acceleration/deceleration, S-curve acceleration/deceleration |
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Acceleration/Deceleration Time |
1 to 8388608ms (Four patterns can be set for each of acceleration time and deceleration time) |
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Sudden Stop Deceleration Time |
1 to 8388608ms |
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Start Time |
1-Axis Linear Control |
0.3ms (1.5ms) (*8) |
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1-Axis Speed Control |
0.3ms (1.5ms) (*8) |
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2-Axis Linear Interpolation Control (Composite Speed) |
0.45ms (1.5ms) (*8) |
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2-Axis Linear Interpolation Control (Reference Axis Speed) |
0.45ms (1.5ms) (*8) |
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2-Axis Circular Interpolation Control |
0.63ms (2.0ms) (*8) |
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2-Axis Speed Control |
0.63ms (2.0ms) (*8) |
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3-Axis Linear Interpolation Control (Composite Speed) |
0.93ms (1.7ms) (*8) |
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3-Axis Linear Interpolation Control (Reference Axis Speed) |
0.93ms (1.7ms) (*8) |
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3-Axis Helical Interpolation Control |
1.8ms (2.6ms) (*8) |
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3-Axis Speed Control |
0.93ms (1.7ms) (*8) |
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4-Axis Linear Control |
1.08ms (1.8ms) (*8) |
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4-Axis Speed Control |
1.08ms (1.8ms) (*8) |
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Quick Start Function |
Start With the Positioning Start Signal |
8µs |
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Start With the External Command Signal |
20µs |
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Start Time Adjustment Function |
0.00 to 10000.00ms (0.01ms unit) |
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Start Time When the Inter-Module Synchronization Function is Used (*6) |
8µs |
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External Connections |
40-pin connector |
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Applicable Wire Size |
When A6CON1 or A6CON4 is Used |
0.088mm² to 0.3mm² (28 to 22 AWG) stranded wire |
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When A6CON2 is Used |
0.088mm² to 0.24mm² (28 to 24 AWG) stranded wire |
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External Wiring Connector |
A6CON1, A6CON2, A6CON4 (sold separately) |
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Maximum Output Pulse |
200000 pulse/s |
5000000 pulse/s |
200000 pulse/s |
5000000 pulse/s |
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Manual Pulse Generator Input Maximum Frequency |
1000 pulse/s |
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Manual Pulse Generator 1 Pulse Input Magnification |
1 to 10000 times |
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Maximum Connection Distance Between Servos |
2m |
10m |
2m |
10m |
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Number of Write Accesses to a Flash ROM |
100000 times maximum |
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Number of Occupied I/O Points |
32 points (I/O assignment: Intelligent 32 points) |
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Internal Current Consumption (5 VDC) |
0.38A |
0.54A |
0.42A |
0.78A |
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External Dimensions (H x W x D) mm |
106 x 27.8 x 110 |
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Weight (kg) |
0.14 |
0.15 |
0.15 |
0.15 |