Mitsubishi Electric MELSEC iQ-R RD78G4 User Manual page 23

■Coordinate data format
Number of coordinates
128
256
512
1024
2048
4096
8192
16384
Cam operation specifications
Item
Operation method of cam data
Cam auto-generation function
Cam position calculation function
Synchronous encoder axis specifications
Item
Number of control axes
Synchronous encoder axis type
Control unit
Unit conversion Numerator
Denominator
Length per cycle setting range
Current value range Current value
Current value per cycle
Control method Control instruction
Current value setting
address
Maximum number of registered cams
Cam storage area
256
128
64
32
16
8
4
2
Specification
1) Engineering tool
Write/read/verify data to/from/with cam storage area
2) Via buffer memory (Cam data operation function)
Write/read data to/from cam storage area and cam open area
Automatically generate the cam for rotary cutter.
Calculate the cam position by the program.
Used to calculate the cam position for the synchronous control initial position before starting synchronous
control.
Specification
RD78G4: 4, RD78G8: 8, RD78G16: 16
Synchronous encoder via servo amplifier/
Synchronous encoder via CPU
mm, inch, degree, pulse
(The decimal places of position unit and speed unit can be specified.)
-2147483648 to 2147483647
[Synchronous encoder axis position unit]
1 to 2147483647
[pulse]
1 to 2147483647
[Synchronous encoder axis position unit]
-2147483648 to 2147483647
[Synchronous encoder axis position unit]
0 to (Length per cycle - 1)
[Synchronous encoder axis position unit]
Current value change, Counter disable, Counter enable
Address setting range: -2147483648 to 2147483647
[Synchronous encoder axis position unit]
1 OUTLINE OF ADVANCED SYNCHRONOUS CONTROL
Cam open area
256
256
256
128
64
32
16
8
1.2 Performance Specifications
1
21