Mitsubishi FX3U Series Programming Manual

511
FX3G/FX3U/FX3GC/FX3UC Series
Programming Manual - Basic & Applied Instruction Edition
18 Floating Point – FNC110 to FNC139
18.17 FNC129 – INT / Floating Point to Integer Conversion
11
FNC30-FNC39 Rotation and Shift
12
FNC40-FNC49 Data Operation
13
FNC50-FNC59 High-Speed Processing
14
FMC60-FNC69 Handy Instruction
15
FNC70-FNC79 External FX I/O Device
16
FNC80-FNC89 External FX Device
17
FNC100-FNC109 Data Transfer 2
18
FNC110-FNC139 Floating Point
19
FNC140-FNC149 Data Operation 2
20
FNC150-FNC159 Positioning Control
Related devices
→ For the methods of zero, borrow and carry flags, refer to Subsection 6.5.2.
Caution
1. Caution in the operation
• Values after the decimal point are rounded.
Device Name Description
M8020 Zero flag Turns ON when the operation result is 0
M8021 Borrow flag Turns ON when the conversion result is cut in the decimal part.
M8022 Carry flag
Turns ON when the operation result is outside the range from −32768 to 32767
(in 16-bit operation) or from −2,147,483,648 to 2,147,483,647 (in 32-bit operation) and overflow
occurs. (The operation result is not reflected.)

Mitsubishi FX3U Series Specifications

General

Model	FX3U Series
Program Memory	64k steps
Execution Speed	0.065 μs/basic instruction
Type	PLC (Programmable Logic Controller)
Power Supply	100-240V AC
I/O Points	Up to 384
Communication	USB
Expansion	Supported via expansion modules
High-Speed Counters	Up to 6 channels
Analog Input/Output	Available via expansion modules
Temperature Range	0 to 55°C
Programming Language	Ladder Logic, Structured Text
Built-in Functions	PID control
Humidity	5 to 95% (non-condensing)