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FX3G/
FX
3U
/FX
3UC
Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
5 How to Specify Devices and Constants to Instructions
5.1 Numeric Values Handled in PLCs (Octal, Decimal, Hexadecimal and Real Numbers)
5.1.2 Conversion of numeric values
Numeric values handled in FX PLCs can be converted as shown in the table below:
Major applications
Decimal number (DEC) Octal number (OCT)
Hexadecimal number
(HEX)
Binary number (BIN) BCD
0 0 00 0000 0000 0000 0000
1 1 01 0000 0001 0000 0001
2 2 02 0000 0010 0000 0010
3 3 03 0000 0011 0000 0011
4 4 04 0000 0100 0000 0100
5 5 05 0000 0101 0000 0101
6 6 06 0000 0110 0000 0110
7 7 07 0000 0111 0000 0111
8 10 08 0000 1000 0000 1000
9 11 09 0000 1001 0000 1001
10 12 0A 0000 1010 0001 0000
11 13 0B 0000 1011 0001 0001
12 14 0C 0000 1100 0001 0010
13 15 0D 0000 1101 0001 0011
14 16 0E 0000 1110 0001 0100
15 17 0F 0000 1111 0001 0101
16 20 10 0001 0000 0001 0110
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99 143 63 0110 0011 1001 1001
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Decimal number (DEC) Octal number (OCT)
Hexadecimal number
(HEX)
Binary number (BIN) BCD
Constants (K) and
numbers of internal
devices except I/O
relays
Numbers of internal
I/O relays
Constants (H)
Processing inside
PLC
BCD digital switches
and seven-segment
display units