Overview of All Actions
S7-GRAPH for S7 300/400 Programming Sequential Control Systems
13-14 C79000-G7076-C526-01
Action Explanation Address
range
Event In-
struc-
tion
Address
Area
Location
S0 CD C X As soon as the step is deactivated (leaves
state), the counter is decremented by 1.
x = counter
number
S0 CR C X As soon as the step is deactivated (leaves
state), the counter is reset to 0.
x = counter
number
L1: Counters in actions linked with interlocks leaving state
L1 CS C
<initial
counter
value>
X As soon as the interlock condition is no longer
satisfied (leaves state) while the step is active
or if the interlock condition is not satisfied when
the step becomes active, the initial counter
value is loaded in the counter.
x = counter
number
L1 CU C X As soon as the interlock condition is no longer
satisfied (leaves state) while the step is active
or if the interlock condition is not satisfied when
the step becomes active, the counter is
incremented by 1.
x = counter
number
L1 CD C X As soon as the interlock condition is no longer
satisfied (leaves state) while the step is active
or if the interlock condition is not satisfied when
the step becomes active, the counter is
decremented by 1.
x = counter
number
L1 CR C X As soon as the interlock condition is no longer
satisfied (leaves state) while the step is active
or if the interlock condition is not satisfied when
the step becomes active, the counter is reset
to 0.
x = counter
number
L0: Counters in actions linked with interlocks entering state
L0 CS C
<initial
counter
value>
X As soon as the interlock condition is satisfied
when the step is active (enters state), the initial
counter value is loaded in the counter.
x = counter
number
L0 CU C X As soon as the interlock condition is satisfied
when the step is active (enters state), the
counter is incremented by 1.
x = counter
number
L0 CD C X As soon as the interlock condition is satisfied
when the step is active (enters state), the
counter is decremented by 1.
x = counter
number
L0 CR C X As soon as the interlock condition is satisfied
when the step is active (enters state), the
counter is reset to 0.
x = counter
number