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FXCPU Structured Programming Manual
2 Devices in Detail
[Device & Common]
1
Input/Output Relays [X and Y]
Device Outline
2.2
2.2 Input/Output Relays [X and Y]
Some input relay and output relay numbers are secured in the main unit, and others are assigned to
extension equipment according to the connection order.
Because input/output relays are numbered in octal, numeric values such as "8" and "9" do not exist.
Numbers of input/output relays
Devices in
Detail
2.2.1
2
The tables below show input relay (X) and output relay (Y) numbers. (Numbers are assigned in octal.)
1. FX3S/FX3G/FX3GC/FX3U/FX3UC PLCs
FX3U-16M
Model name
Output
Y000 to Y007 Y000 to Y017 Y000 to Y027 Y000 to Y037 Y000 to Y047 Y000 to Y077
8 points
16 points
24 points
32 points
40 points
64 points
Y000 to Y367
248 points
FX3UC-32M
Output
Y000 to Y007 Y000 to Y017 Y000 to Y037 Y000 to Y057
8 points
16 points
32 points
48 points
Y000 to Y367
248 points
When extended
Input
X000 to X017
16 points
X000 to X357
240 points
Output
Y000 to Y017
16 points
Y000 to Y357
240 points
Input
FX3G-14M
FX3G-24M
X000 to X007
8 points
X000 to X015
14 points (16)*1
Y000 to Y005
Y000 to Y011
6 points (8)*1
10 points (16)*1
When extended
X000 to X027
24 points
36 points (40)*1
X000 to X177
128 points
Y000 to Y017
16 points
Y000 to Y027
24 points
Y000 to Y177
128 points
6
128
points
in total
When extended
X000 to X017
16 points
X000 to X177
128 points
Y000 to Y017
Y000 to Y177
128 points
16 points
128
points
in total
Model name
FX3S-10M
FX3S-14M
FX3S-20M
FX3S-30M
Input
X000 to X005
6 points
X000 to X007
8 points
X000 to X013
12 points
X000 to X017
16 points
Output
Y000 to Y003
4 points
Y000 to Y005
6 points
Y000 to Y007
8 points
Y000 to Y015
14 points
7
Other Functions
Output
FX3G-60M
X000 to X043
Types and
Setting of
Parameters
Input
FX3G-40M
5
256
points
in total
Errors
FX3UC-32MT-LT(-2)
4
256
points
in total
Special Device
Input
Model name
256
points
in total
When extended
X000 to X367
248 points
Model name FX3GC-32MT/D(DSS)
*1.
FX3UC-96M
X000 to X007 X000 to X017 X000 to X037 X000 to X057
8 points
16 points
32 points
48 points
Output
FX3S PLC
FX3UC-64M
3
FX3U-128M When extended
X000 to X367
248 points
Model name
FX3GC PLC
FX3U-80M
X000 to X007 X000 to X017 X000 to X027 X000 to X037 X000 to X047 X000 to X077
8 points
16 points
24 points
32 points
40 points
64 points
FX3UC (D, DS, DSS)
PLC
FX3G PLC
FX3U-64M
Input
Model name FX3UC-16M
FX3UC-32MTLT(-2) PLC
FX3U-48M
Specified the
Device &
Constant
FX3U PLC
FX3U-32M
No
extension
A number inside ( ) indicates the number of occupied points.
The difference from the number of effective points indicates unused numbers.
37