Instruction Format - Mitsubishi Electric Melsec-F FX3GC Series User Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
Built-in Positioning Functions
6.3 Zero Return (ZRN Instruction)
Use this instruction to change the CLEAR signal output destination with an FX
FX /FX /FX
3S 3G 3GC
6.3.1

Instruction Format

1. Instruction Format
FNC 156
D ZRN
ZERO RETURN
Command
input
FNC156
ZRN
2. Data setting
Operand type
S
1
S
2
S
3
D
*1. Setting range : 10 to 32,767 Hz for 16-bit operation
3. Devices
Operand
type
X Y
S
1
S
2
  
S
3
2
D
1 : D.b is available only in
2 : Specify Y000, Y001, or Y002
*4
Y003 from a high-speed output special adapter
*2. Y002 is not available in FX
*3. High-speed output special adapters can be connected only to the
*4. To use Y002 and Y003 of a high-speed output special adapter, connect a second high-speed output
special adapter.
3 : Only available for FX
4 : Only available for FX
Note:
• To use an FX
special adapter.
• Differential line drive type outputs will be used for the outputs of the high-speed output special adapter.
B - 110
PLC User's Manual - Positioning Control Edition
/FX PLC.
3U
16-bit
Instruction
instruction
symbol
ZRN
9 steps
-
• •
S S S
1 2
Specifies the zero return speed.
Specifies the creep speed. (Setting range: 10 to 32,767 Hz)
Specifies an input number for the near-point signal(DOG).
Specifies the pulse output number.
For 32-bit operation, however, the setting range should be as shown in the following
table.
FX PLC
3U
FX /FX /FX
3S 3G 3GC
Bit device
System user Digit designation
M T C S D .b KnX KnY KnM KnS T C D

 
 
1

and
FX
3U
*2
transistor output from the main unit, or specify Y000, Y001, Y002
PLC (14-point and 24-point type) and FX
3G
/FX /FX
3G 3GC 3U
and FX
3U 3UC
PLC of relay output type or triac output type, be sure to connect a high-speed output
3U
6 Mechanical Zero Return - DSZR/ZRN Instruction
Execution condition
Continuous
execution
type
•
D•
3
Description
*1
Pulse output destination
High-speed output special adapter 10 to 200,000(Hz)
/FX /FX PLC Main unit (transistor output)
3U 3UC
Word device
System user
R
3
    
3
    
PLCs. However, index modifiers (V and Z) are not available.
FX
3UC
*3
.
/FX PLCs.
3UC
PLCs.
6.3 Zero Return (ZRN Instruction)
PLC Ver. 2.20 or later and
3UC
32-bit
Instruction
Execution condition
instruction
symbol
DZRN
17 steps
-
Con-
Special
Index
unit
stant
U \G

V Z Modify K H

4
    
4
    


/FX PLC.
3S 3GC
PLC.
FX
3U
Continuous
execution
type
Data type
BIN16/32-bit
Bit
Setting range
10 to 100,000(Hz)
Others
Real Char-
num- acter Pointer
ber string
E " " P

*4
, or