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FX Series Programmable Controlers Applied Instructions 5
5-136
5.14.2 TZCP (FNC 161)
Contents:
S
1
, S
2
and S represent time values. Each
specif
y
in
g
the head address of 3 data devices. S is
compared to the time period defined b
y
S1 and S2.
The result is indicated in the 3 bit devices specified
b
y
the head address D.
The bit devices in D indicate the followin
g
:
D
+0
is set ON, when the time in S is less than the times in S
1
and S
2
.
D
+1
is set ON, when the time in S is between the times in S
1
and S
2
.
D
+2
is set ON, when the time in S is
g
reater than the times in S
1
and S
2
.
Points to note:
a) The status of the destination devices is kept, even if the TCMP instruction is deactivated.
b) The comparison is based on the time value specified in the source devices.
- The valid ran
g
e of values for S
1
and S
+0
is 0 to 23 (Hours).
- The valid ran
g
e of values for S
2
and S
+1
is 0 to 59 (Minutes).
- The valid ran
g
e of values for S
3
and S
+2
is 0 to 59 (Seconds).
Mnemonic Function
Operands
Program steps
S
1
S
2
SD
TZCP
FNC 161
(Time
Zone
Compare)
Compares a time
to a specified time
ran
g
e - results of
<, = and > are
g
iven
T, C, D
S
1
must be less than or equal to S
2
.
Y, M, S TZCP,
TZCPP:
9 steps
Note: 3 consecutive devices are used for all
X10
D20 D30
D0
M15TZCP
M0
M1
M2
[ S
1
][ S
2
] [ S ] [ D ]
ON when D0,D1,D2 < D20,D21,D22
ON when D20,D21,D22 £ D0,D1,D2 £ D30,D31,D32
ON when D30,D31,D32 < D0,D1,D2