Fnc186 - Duty / Timing Pulse Generation - Mitsubishi Electric MELSEC FX3U Programming Manual

FX /FX /FX Series Programmable Controllers
3G 3U 3UC
Programming Manual - Basic & Applied Instruction Edition
24.3 FNC186 – DUTY / Timing Pulse Generation
Outline
This instruction generates the timing signal whose one cycle corresponds to the specified number of
operation cycles.
1. Instruction format
FNC 186
DUTY
2. Set data
Operand Type
n1
n2
D
3. Applicable devices
Bit Devices
Oper-
and System User
Type
X Y M T C S D .b KnX KnY KnM KnS T C D R U \G
n1
n2
D
: Specify either one among M8330 to M8334.
Explanation of function and operation
1. 16-bit operation (DUTY)
1) The timing clock output destination
OFF duration for "n2" scans.
Command
input
Timing clock output
destination
Timing clock output
destination
2) Specify either one among M8330 to M8334 as the timing clock output destination device
618
Mnemonic
16-bit Instruction
7 steps DUTY
Number of scans (operation cycles) to remain ON [n1 > 0]
Number of scans (operation cycles) to remain OFF [n2 > 0]
Timing clock output destination
Digit Specification
FNC186
n1
DUTY
OFF ON
D
"n1" scans "n2" scans
0
24.3 FNC186 – DUTY / Timing Pulse Generation
Operation Condition
32-bit Instruction
Continuous
Operation
Description
Word Devices
Special
System User
Unit
is set to ON and OFF with the ON duration for "n1" scans and
D
n2 D
"n1+n2" scans
24 Others – FNC181 to FNC189
Mnemonic Operation Condition
−
16-bit binary
Others
Con- Real
Index
stant Number
V Z Modify K H E
Data Type
Bit
Charac-
Pointer
ter String
" " P
.
D