One-Speed Interrupt Constant Quantity Feed - Dvit Instruction; Instruction Format - Mitsubishi Electric FX3S Series User Manual

FX /FX /FX
3S 3G 3GC
Built-in Positioning Functions
9. One-speed Interrupt constant quantity feed - DVIT
Instruction
The built-in positioning function uses the Interrupt Positioning (DVIT) instruction to perform one-speed
interrupt constant quantity feed. If an FX
interruption signal input destination.
If an FX
The FX
9.1

Instruction Format

1. Instruction Format
FNC 151
D
DRIVE INTERRUPT
Command
input
2. Data setting
Operand type
*1.
*2.
B - 132
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/FX /FX PLC User's Manual - Positioning Control Edition
3U 3UC
/FX PLC Ver. 2.20 or later is used, the interruption signal can be controlled with a user program.
3U 3UC
/FX /FX PLC does not support the DVIT instruction (the interrupt positioning).
3S 3G 3GC
16-bit
instruction
DVIT
DVIT
9 steps
FNC151
•
S S
1 2
DVIT
Specifies the number of pulses (relative address) to be output after interruption.
S
1
S Specifies the output pulse frequency.
2
Specifies the pulse output number.
D
1
Specifies the rotation direction signal output destination device number.
D
2
Setting range : -32,768 to +32,767 (excluding 0) for 16-bit operation
: -999,999 to +999,999 (excluding 0) for 32-bit operation
Setting range : 10 to 32,767 Hz for 16-bit operation
For 32-bit operation, however, the setting range should be as shown in the following
table.
FX PLC
3U
FX /FX
3U 3UC
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PLC Ver. 1.30 or later is used, this instruction can change the
3UC
For items to be observed in programming, refer to Section 4.7.
Instruction
Execution condition
symbol
Continuous
execution
-
type
• • •
D D
1 2
Description
*2
Pulse output destination
High-speed output special adapter
PLC Main unit (transistor output)

9 One-speed Interrupt constant quantity feed - DVIT Instruction

9.1 Instruction Format
32-bit
Instruction
Execution condition
instruction
symbol
DDVIT
17 steps
-
Setting range
10 to 200,000(Hz)
10 to 100,000(Hz)
Continuous
execution
type
Data type
*1
BIN16/32-bit
Bit