Chapter 3 Specifications And Functions 3-1 To; Performance Specifications - Mitsubishi Electric FATEC MELSEC iQ-R Training Manual

Chapter 3 Specifications and Functions
3.1

Performance Specifications

The performance specifications for RD77MS are shown below.
Item
Number of control axes
Operation cycle
Interpolation functions
Control modes
Control unit
Positioning data
Execution data backup function
Positioning system
Positioning range
Positioning
Speed command
Acceleration/deceleration
process
Acceleration/deceleration
time
Rapid stop deceleration
time
RD77MS2 RD77MS4
2 axes 4 axes
0.444 ms/0.888 ms/1.777 ms/3.555 ms
2-axis linear
2-, 3- or 4-axis linear interpolation
interpolation
2-axis circular interpolation
2-axis circular
3-axis helical interpolation
interpolation
PTP (Point To Point) control, path control (linear, arc and helical can
be set), speed control, speed-position switching control, position-
speed switching control, speed-torque control
mm, inch, degree, pulse
600 pieces of data/axis
Parameters, positioning data, and block start data can be saved on
flash ROM (battery-less).
PTP control: incremental system/absolute system
Speed-position switching control: incremental system/absolute
system
Position-speed switching control: incremental system
Path control: incremental system/absolute system
In absolute system
• -214748364.8 to 214748364.7 (µm)
• -21474.83648 to 21474.83647 (inch)
• 0 to 359.99999 (degree)
• -2147483648 to 2147483647 (pulse)
In incremental system
• -214748364.8 to 214748364.7 (µm)
• -21474.83648 to 21474.83647 (inch)
• -21474.83648 to 21474.83647 (degree)
• -2147483648 to 2147483647 (pulse)
In speed-position switching control (INC mode)/position-speed
switching control
• 0 to 214748364.7 (µm)
• 0 to 21474.83647 (inch)
• 0 to 21474.83647 (degree)
• 0 to 2147483647 (pulse)
In speed-position switching control (ABS mode)
0 to 359.99999 (degree)
0.01 to 20000000.00 (mm/min)
0.001 to 2000000.000 (inch/min)
0.001 to 2000000.000 (degree/min)
1 to 1000000000 (pulse/s)
Trapezoidal acceleration/deceleration, S-curve acceleration/
deceleration
1 to 8388608 (ms) 4 patterns can be set for each of acceleration
time and deceleration time.
1 to 8388608 (ms)
3-1
RD77MS8 RD77MS16
8 axes 16 axes
*1
*2