Mitsubishi Electronics QnUCPU

CHAPTER9 DEVICES

9.2 Internal User Device

9 - 5

(4) Device point assignment example

Tabl e 9. 2 shows a device point assignment example.

Tabl e 9. 2 uses the same format as the device p oint assignment sheet shown in Appendix 4.

*1: The points are fixed for the system. (Cannot be changed)

The points for the step relay (S) can be changed to 0 if the Universal model QCPU whose serial number (first five digits) is "10042" or

later.

*2: Up to 32K points can be set for each device.

However, up to 60K points can be set for each device of the internal relay and link relay if the Universal model QCPU whose serial

number (first five digits) is "10042" or later,

*3: Enter the values multiplied (or divided) by the number shown in the Size (words) column.

Table9.2 Device point assignment example

Device name Symbol Numeric

notation

Number of device point *2 Restriction check

Points Range Size (words)*3 Points (bits)*2

Input relay*1 X Hexadecimal 8K (8192) X0000 to X1FFF /16 512 18192

Output relay*1 Y Hexadecimal 8K (8192) Y0000 to Y1FFF /16 512 18192

Internal relay M Decimal 16K (16384) M0 to M 16383 /16 1024 116384

Latch relay L Decimal 4K (4096) L0 to L4095 /16 256 14096

Link relay B Hexadecimal 4K (4096) B0000 to B0FFF /16 256 14096

Annunciator F Decimal 1K (1024) F0 to F1023 /16 64 11024

Link special relay SB Hexadecimal 2K (2048) SB0000 to S B07FF /16 1 28 12048

Edge relay V Decimal 1K (1024) V0 to V1023 /16 64 11024

Step relay*1 S Decimal 8K (8192) S0 to S8191 /16 512 18192

Timer T Decimal 2K (2048) T0 to T2047 2304 24096

Retentive timer ST Decimal 2K (2048) ST0 to ST2047 2304 24096

Counter C Decimal 1K (1024) C0 to C1023 1152 22048

Data register D Decimal 14K (14336) D0 to D14335 114336 -

Link register W Hexadecimal 4K (4096) W0000 to W 4095 14096 -

Link special register SW Hexadecimal 2K (2048) SW0000 to SW07FF 12048 -

Total 29568

(29696 or less)

63488

(65536 or less)