Mitsubishi FX3G Series User Manual page 136

FX /FX /FX PLC User's Manual - Positioning Control Edition
3G 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
or an FX PLC.
3G
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 M T C S D .b KnX KnY KnM KnS T
S
1
S
2
S
3
D
2
1 : D .b is available only in
2 : Specify Y000, Y001, or Y002
*3
Y003 from a high-speed output special adapter
*1. Y002 is not available in 14-point and 24-point type
*2. High-speed input/output special adapters can be connected only to the
*3. To use Y002 and Y003 of a high-speed output special adapter, connect a second high-speed output
special adapter.
3 : Only available for
Note:
• To use an FX
adapter. Differential line drive type outputs will be used for the outputs of the high-speed output special
adapter.
B - 98
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
3G 3U 3UC
Bit device
System user Digit designation
1
and
FX
3U
*1
transistor output from the main unit, or specify Y000, Y001, Y002
FX and FX
3U 3UC
Series main unit of relay output type, be sure to connect a high-speed output special
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
PLC Main unit (transistor output)
Word device
Special
System user
C D R U \G
PLCs. However, index modifiers (V and Z) are not available.
FX
3UC
*2
.
PLC.
FX
3G
PLCs.
6.3 Zero Return (ZRN Instruction)
/FX PLC Ver.2.20 or later
3U 3UC
32-bit
Instruction
Execution condition
instruction
symbol
DZRN
17 steps
-
Setting range
10 to 200,000(Hz)
10 to 100,000(Hz)
Real
Con-
Index num-
unit
stant
V Z Modify K H
3
3
PLC.
FX
3U
Continuous
execution
type
Data type
BIN16/32-bit
Bit
Others
Char-
acter Pointer
ber string
E " " P
*3
, or