10. Variable Speed Operation; (Variable Speed Pulse Output) - Plsv Instruction; Instruction Format - Mitsubishi Electric FX3S Series User Manual

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

10. Variable Speed Operation

(Variable Speed Pulse Output) - PLSV Instruction

The built-in positioning function uses the variable speed pulse output (PLSV) instruction equipped with the
rotation direction designation function to perform variable speed operation. If an FX
and FX
deceleration speed.
10.1

Instruction Format

1. Instruction Format
FNC 157
D
PULSE V
2. Data setting
Operand type
*1.
*2.
*3.
3. Devices
Operand
type
S
D
1
D
2
1 : Specify Y000, Y001, or Y002
*4.
*5.
*6.
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/FX /FX PLC User's Manual - Positioning Control Edition
3U 3UC
/FX /FX /FX PLC is used, this instruction can change the speed using the acceleration/
3S 3G 3GC 3U
16-bit
instruction
PLSV
PLSV
7 steps
Specifies the output pulse frequency designation device number.
S
Specifies the pulse output device number.
D
1
Specifies the rotation direction signal output destination device number.
D
2
Setting range : -32,768 to -1 Hz, +1 to 32,767 Hz
For the 32-bit operation, however, the setting range should be as shown in the
following table.
FX PLC
3U
FX /FX
3S 3G
FX /FX
3U 3UC
In the case of operation without Acceleration/Deceleration (M8338 = OFF), setting range of FX
FX /FX PLC is -32,768 to -10 Hz, +10 to 32,767 Hz.
3G 3GC
In the case of operation without Acceleration/Deceleration (M8338 = OFF), setting range of FX
FX /FX PLC is -100,000 to -10 Hz, +10 to 100,000 Hz.
3G 3GC
Bit device
System user
X Y M T C S D .b KnX KnY KnM KnS T C D


1
 
2   3
*6
Y003 from a high-speed output special adapter
Y002 is not available in FX
High-speed output special adapters can be connected only to the
To use Y002 and Y003 with a high-speed output special adapter, connect a second high-speed output
special adapter.
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Instruction
Execution condition
symbol
Continuous
execution
-
type
Description
*2
for 16-bit operation.
Pulse output destination
High-speed output special adapter -200,000 to -1, +1 to 200,000(Hz)
/FX /
3GC
Main unit (transistor output)
PLC
Word device
Digit designation System user
R

     
*4
transistor output from the main unit, or specify Y000, Y001, Y002
*5
.
PLC (14-point and 24-point type) and FX
3G
10 Variable Speed Operation (Variable Speed Pulse Output) - PLSV Instruction
10.1 Instruction Format
PLC Ver. 2.20 or later
3UC
32-bit
Instruction
instruction
symbol
DPLSV
13 steps
-
*1
Setting range
-100,000 to -1, +1 to 100,000(Hz)
Special Con-
Index
unit
stant
V Z Modify K H
U\G

4 5
    


/FX PLC.
3S 3GC
PLC.
FX
3U
A
B
Apx.
Execution condition
Continuous
execution
type
Data type
BIN 16/32-bit
Bit
*3
/
3S
/
3S
Others
Real Char-
num- acter Pointer
ber string
E "" P
*6
, or
B - 143