Drive To Absolute - Drva Instruction; Instruction Format - Mitsubishi Electric Melsec-F FX3GC Series User Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
Built-in Positioning Functions
8.3

Drive To Absolute - DRVA Instruction

8.3.1

Instruction Format

1. Instruction format
FNC 159
D DRVA
DRIVE TO
ABSOLUTE
Command
input
FNC159
DRVA
2. Data setting
Operand type
S
1
S
2
D
1
D
2
*1. Setting range : -32,768 to +32,767 for 16-bit operation
*2. Setting range : 10 to 32,767 Hz for 16-bit operation
3. Devices
Operand
System user
type
X Y
S
1
S
2
1
D
1
2 
D
2
1 : Specify Y000, Y001, or Y002
*5
Y003 from a high-speed output special adapter
*3. Y002 is not available in FX
*4. High-speed output special adapters can be connected only to the FX
*5. To use Y002 and Y003 with a high-speed output special adapter, connect a second high-speed output
special adapter.
Caution:
• To use an FX
3U
special adapter.
• Differential line drive type outputs will be used for the outputs of the high-speed output special adapter.
PLC User's Manual - Positioning Control Edition
16-bit
Instruction
instruction
symbol
DRVA
9 steps
-
• • •
S S D
1 2 1
Specifies the number of output pulses (absolute address).
Specifies the output pulse frequency.
Specifies the pulse output number.
Specifies the rotation direction signal output destination device number.
: -999,999 to +999,999 for 32-bit operation
For 32-bit operation, however, the setting range is as shown in the following table.
FX PLC
3U
FX /FX /FX /FX
3S 3G 3GC 3U
Bit device
Digit designation
M T C S D  .b KnX KnY KnM KnS T C D
 
 
 3
*3
transistor output from the main unit, or specify Y000, Y001, Y002
PLC (14-point and 24-point type) and FX
3G
PLC of relay output type or triac output type, be sure to connect a high-speed output
8 1-Speed Positioning - DRVI/DRVA Instruction
32-bit
Execution condition
instruction
Continuous
17 steps
execution
type
•
D
2
Description
*2
Pulse output destination
High-speed output special adapter 10 to 200,000(Hz)
/FX PLC Main unit (transistor output)
3UC
Word device
Spe-
System user
cial unit
R U \G

    4 5

    4 5

*4
.
8.3 Drive To Absolute - DRVA Instruction
Instruction
Execution condition
symbol
Continuous
DDRVA
execution
-
type
Data type
*1
BIN16/32-bit
Setting range
10 to 100,000(Hz)
Others
Real Char-
Con-
Index num- acter
stant
ber string
V Z Modify K H E "

    
    


/FX PLC.
3S 3GC
PLC.
3U
A
B
Apx.
Bit
Pointer
" P

*5
, or
B - 127