Mitsubishi Electric MELSEC L series, Руководство по программированию

Страница: 23 / 298

2 - 2 2- 2
2 SYSTEM CONFIGURATION
(2) Applicable devices
The device names that can be used in ST programs are as indicated below. The
number of device points can be changed in parameter setting.
Refer to Section "3.3.3 Devices" for details of the device representation methods.
Classification Type Device Representation
Input X
Output Y
Internal relay
M
Latch relay L
Annunciator F
Link relay
B
Bit
Link special relay SB
Data register D
Link register W
Internal user device
Word
Link special register SW
Bit Special relay SM Internal system device
Word Special register SD
Link input Jn\X
Link output Jn\Y
Link relay Jn\B
Bit
Link special relay Jn\SB
Link register Jn\W
Link direct device
Word
Link special register Jn\SW
Intelligent function module
device Word Intelligent function module
device Un\G
Index register Word Index register Z
*1
R File register Word File register
ZR
Decimal constant K Bit/word/dou
ble word
Hexadecimal constant H
Real number Real number constant E
Constant
Character
string Character string constant "ABC", etc.
Bit SFC block device BL
Bit SFC transition device BL\TR
Bit SFC step relay BL\S
Bit Direct input DX
Others
Bit Direct output DY
*1: Z0 and Z1 cannot be used.
For Universal model QCPU/LCPU, Z16 to Z19 cannot be used.
2