Date Comparison (Dt=,Dt<>,Dt>,Dt<=,Dt<,Dt>=) - Mitsubishi MELSEC Q Series Programming Manual

7.15.7
Date comparison (DT=,DT<>,DT>,DT<=,DT<,DT>=)
(DT=,DT<>,DT>,DT<=,DT<,DT>=)
LD
AND
OR
Setting
Data
S1
S2
n
Function
(1) This instruction compares the date data specified by
date data specified by
compared.
(a) Comparison of given date data
(b) Comparison of current date data
indicates an instruction symbol of
Command
Command
: Head number of the devices where the data to be compared are stored (BIN 16 bits)
S1
: Head number of the devices where the data to be compared are stored (BIN 16 bits)
S2
n : Value of the data to be compared or the number of the stored data to be compared (BIN 16 bits)
Internal Devices
R, ZR
Bit Word
––
––
––
with current date data. Setting n can determine the data to be
S1
• This instruction treats the date data specified by
contact, and then compares the data in accordance with the value of n.
Data range
S1 Year
（1980∼2079）
S1 Month
（1∼12）
＋1
S1 Day
（1∼31）
＋2
• This instruction treats the date data specified by
normally open contact, and then compares the data in accordance with the value of
n.
• Time data specified by
S1 Year
S1 Month
+1
S1 Day
+2
(DT=,DT<>,DT>,DT<=,DT<,DT>=)
Basic
QnU(D)(H)CPU: The serial number (first five digits) is "10102" or later.
QnUDE(H)CPU: The serial number (first five digits) is "10102" or later.
DT=/DT<>/DT</DT<=/DT>/DT>=
J \
U \G
Bit Word
––
––
with those specified by
S1
S1
S2 Year
Comparison
S2 Month
＋1
operator
S2 Day
＋2
S1
is treated as dummy data, and is ignored.
S2
Data range
(1980 to 2079)
Comparison
(1 to 12) Current date
operator
(1 to 31)
Ver.
High
Process
Redundant Universal
performance
n
n
n
Constants
Zn
K, H
––
––
, or the
S2
and as a normally open
S2
Data range
（1980∼2079）
Comparison
（1∼12）
operation result
（1∼31）
and the current date data as a
Comparison
operation result
1
2
LCPU
3
.
4
6
6
7
8
Other
––
––
––
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