Mitsubishi Electric melsec q03ud(E)cpu - Page 350

CHAPTER9 DEVICES
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9.2 Internal User Device
9 - 5
(4) Device point assignment example
Table9.2 shows a device point assignment example.
Table9.2 uses the same format as the device point assignment sheet shown in Appendix 4.
*1: The points in the shaded area are fixed for the system. (Cannot be changed)
*2: Up to 32K points can be set for each device. However, if the serial number (first five digits) of the Universal model QCPU is "10042" or
later, up to 60K points can be set for each of the internal relay and link relay.
*3: Enter the values multiplied (or divided) by the number shown in the Size (word) column.
*4: The points for the step relay (S) can be changed to 0 if the serial number (first five digits) of the Universal model QCPU is "10042" or later.
Table9.2 Device point assignment example
Device name Symbol
Numeric
notation
Number of device point
*1 *2
Restriction check
Points Range
Size (words)
*3
Points (bits)
*2
Input relay X Hexadecimal 8K (8192) X0000 to X1FFF
16
512
1
8192
Output relay Y Hexadecimal 8K (8192) Y0000 to Y1FFF
16
512
1
8192
Internal relay M Decimal 16K (16384) M0 to M16383
16
1024
1
16384
Latch relay L Decimal 4K (4096) L0 to L4095
16
256
1
4096
Link relay B Hexadecimal 4K (4096) B0000 to B0FFF
16
256
1
4096
Annunciator F Decimal 1K (1024) F0 to F1023
16
64
1
1024
Link special relay SB Hexadecimal 2K (2048) SB0000 to SB07FF
16
128
1
2048
Edge relay V Decimal 1K (1024) V0 to V1023
16
64
1
1024
Step relay
*4
S Decimal 8K (8192) S0 to S8191
16
512
1
8192
Timer T Decimal 2K (2048) T0 to T2047 2304
2
4096
Retentive timer ST Decimal 2K (2048) ST0 to ST2047 2304
2
4096
Counter C Decimal 1K (1024) C0 to C1023 1152
2
2048
Data register D Decimal 14K (14336) D0 to D14335
1
14336 -
Link register W Hexadecimal 4K (4096) W0000 to W4095
1
4096 -
Link special register SW Hexadecimal 2K (2048) SW0000 to SW07FF
1
2048 -
Total
29568
(29696 or less)
63488
(65536 or less)
18
16
18
16
18
16