Function And Operation - Mitsubishi Electric FX3S Series User Manual

FX /FX /FX
3S 3G 3GC
Built-in Positioning Functions
11.3

Function and Operation

Preliminarily set the built-in positioning parameters using GX Works2, and then specify the pulse output
destination
positioning.
Use GX Works2 or GX Developer to set the built-in positioning parameters.
The "Pulse" and "Frequency" set by the built-in positioning parameters in each positioning table can be
changed using the program, display module, or HMI.
Specifies the pulse output destination
device for the positioning table to be
activated.
Command
input
Constant setting
As shown in the following table, each "Positioning Instruction", "Pulse (Pls)", "Frequency (Hz)", etc.
For further information on the operation of each instruction, refer to the description of each instruction.
DDVIT [Interrupt positioning instruction]
DPLSV [Variable speed output pulse instruction]
DDRVI [Relative positioning instruction]
DDRVA [Absolute positioning instruction]
*1.
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/FX /FX PLC User's Manual - Positioning Control Edition
3U 3UC
and the positioning table number (n) for the DTBL instruction in order to carry out
D
For details on GX Developer operating procedure, refer to GX Developer Operating Manual.
FNC152
D n
DTBL
Specifies the positioning
table number to be activated.
Positioning Instruction
C
Command
PLSV(FNC157) has only 3 operands. It has no operand of number of output pulses.
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For details on built-in positioning parameters, refer to Section 11.4.
Positioning table setting
A
B
C
Instruction and its operand to be activated
D
Instruction
Number
word
of output
pulses
DDVIT
S
1
DPLSV -
DDRVI
S
1
DDRVA
S
1
input
FNC
*1
11 Batch Data Positioning Mode - TBL Instruction
11.3 Function and Operation
D E
Operand
E A
Output Pulse output Rotation
pulse destination direction
frequency device signal
S D D
2 1
S D D
1
S D D
2 1
S D D
2 1
A
B
Apx.
B
Refer to
Chapter 9
2
Chapter 10
2
Section 8.2
2
Section 8.3
2
B - 153