Rotary Table Near Path Rotation Control (Rotc) - Mitsubishi MELSEC QCPU Programming Manual

6 BASIC INSTRUCTIONS

6.8.5 Rotary table near path rotation control (ROTC)

Internal Devices
Set
(System, User)
Data
Bit Word
S
n
n2
D
[Instruction Symbol] [Execution Condition]
ROTC
[Set Data]
Set Data
S
n1
n2
D
[Functions]
(1) This control functions to enable near path rotation of the rotary table to the position of the
station number designated by
been designated by
(2) The item number and station number are controlled as items allocated by counterclockwise
rotation.
(3) The system uses
from station number 0.
Do not rewrite the sequence program data.
Accurate controls will not be possible in cases where users have rewritten the data.
(4) The value of n2 should be less than the number of table divisions that were designated by n1.
(5) +0 and
D
of the rotary table rotation is forward or reverse.
6 - 122
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MELSECNET/10(H)
File Direct J \
Register
Bit
Command
+0: Measures table rpm (for system use)
S
•
+1: Call station number
S
•
+2: Call item number
S
•
• Number of divisions on table (from 2 to 32767)
• Number of low speed sections (value from 0 to n1)
+0: A phase input signal
D
•
D +1: B phase input signal
•
+2: 0 point detection input signal
D
•
+3: High speed forward rotation output signal
D
•
+4: Low speed forward rotation output signal
D
•
+5: Stop output signal
D
•
D +6: High speed reverse rotation output signal
•
+7: Low speed reverse rotation output signal
D
•
+1 in order to remove or deposit an item whose number has
S
+2 on a rotary table with equal divisions of the value designated by n1.
S
+0 as a counter to instruct it as to what item is at which number counting
S
+1 are A and B phase input signals that are used to detect whether the direction
D
QCPU
PLC CPU
Basic
High Performance
Usable Devices
Special
Function
Module
Word
U \G
ROTC n1
S
Meaning
(for system use)
(for system use)
(for system use)
(for system use)
(for system use)
MELSEC-Q/QnA
QnA
Process CPU
Index
Register Constant Other
Zn
n2
D
Data Type
BIN 16 bits
Bit
6 - 122
Q4AR