Appendix B: Instruction Execution Time; Appendix B-1 Basic Instruction Execution Time - Mitsubishi FX3U Series Programming Manual

FX /FX Series Programmable Controllers
3U 3UC
Programming Manual - Basic & Applied Instruction Edition

Appendix B: Instruction Execution Time

The instruction execution time in FX
Measurement condition
• High speed counters and interrupt instructions (I) are not used together.
• In operands, data registers are used as target devices.
• Indexing (V or Z) is not provided.

Appendix B-1 Basic Instruction Execution Time

Execution time in ON status (µs)
Instruction
16-bit instruction
Contact instructions
LD
LDI
LDP
LDF
AND
ANI
ANP
ANF
OR
ORI
ORP
ORF
Connection instructions
ANB
ORB
MPS
MRD
MPP
INV
Output instructions
OUT Y,M
OUT S
OUT T K
and FX
3U
Execution time in OFF status (µs)
32-bit instruction 16-bit instruction
0.065
0.065
7.8
7.8
0.065
0.065
7.5
7.5
0.065
0.065
7.4
7.4
0.065
0.065
0.065
0.065
0.065
0.065
0.065
4.8
0.71
PLCs is as shown below:
3UC
32-bit instruction
⎯
⎯
⎯
⎯
⎯
⎯
4.8
0.71
B Instruction Execution Time
B-1 Basic Instruction Execution Time
Remarks
0.129 µs in 2-step instruction *1
*3
0.193 µs in 3-step instruction
0.129 µs in 2-step instruction *1
0.193 µs in 3-step instruction *3
0.129 µs in 2-step instruction *1
0.193 µs in 3-step instruction *3
0.129 µs in 2-step instruction *1
0.193 µs in 3-step instruction *3
0.129 µs in 2-step instruction *1
0.193 µs in 3-step instruction *3
0.129 µs in 2-step instruction *1
0.193 µs in 3-step instruction *3
*2
0.129 µs in 2-step instruction
0.193 µs in 3-step instruction *3
T192 to T199, T246 to T511
11.6 µs in execution in ON status
8.2 µs in execution in OFF status
863
31
32
33
34
35
36
37
A
B
C