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Chapter Five PLC Function Code
33
V
o
lume
I Programming
5.10 LBL (Mark Number)
Function:
Specify one mark number in the ladder diagram, namely, it is a specified skip destination for
JMPB.
It is very important to notice that one mark number with xx only can be specified once using LBL.
It may alarm if it uses repeatedly.
Format:
LBL
Mark number
Fig. 5-10-1
Parameter:
xx: Specify a skip object mark number, its range is 0
～
99.
For example:
JMPB 33
LBL 33
JMPB 33
Fig. 5-10-2
5.11 TMR (Timer)
Function:
Delay conducting timer.
Format:
TMR
ACT
TIMER (Timer
number)
（
W
）
Fig. 5-11-1
