Mitsubishi MELSEC-Q/L Programming Manual page 216

ED+, ED+P, ED-, ED-P
When three data are set (( +3, +2, +1, )+( +3, +2, +1, ) ( +3, +2, +1, ),
( +3, +2, +1, )-( +3, +2, +1, ) ( +3, +2, +1, ))
S1 S1 S1 S1 S2
ED+, ED-
ED+P, ED-P
: Data to be added to/subtracted from or head number of the devices where the data to be added to/subtracted from is stored (real number)
S1
: Data for adding/subtracting or head number of the devices where the data for adding/subtracting is stored (real number)
S2
: Head number of the devices where the addition/subtraction operation result is stored (real number)
D
Internal Devices
Setting
Data
Bit Word
––
S1
––
S2
––
D
Function
ED+
(1) Adds the 64-bit floating decimal point type real number designated at
number designated at
S2
S1 +3 S1
64-bit floating-point
real number
(2) Values which can be designated at
-1022
0, 2 | Designated value (stored value) | < 2
ED-
(1) Subtracts a 64-bit floating decimal point type real number designated by
number designated by
S2
S1 +3 S1 +2
64-bit floating-point
real number
(2) Values which can be designated at
-1022
0, 2 | Designated value (stored value) | < 2
214
S1 S1 S1 S1 S2
S2 S2 S2 D D
Command
Command
J
R, ZR
Bit
, and stores the sum in the device designated at
+2 S1 +1 S1 S2 +3 S2
+
64-bit floating-point
real number
, and and which can be stored, are as follows:
S1 S2 D
1024
, and stores the result at a device designated by
S1 +1 S1 S2 +3 S2
64-bit floating-point
real number
and and
S1 S2 D
1024
S2 S2 S2 D D
D D
indicates an instruction symbol of ED+/ED-.
S1
P S1
\
U \G
Word
––
––
––
and the 64-bit floating decimal point type real
S1
.
D
+2 S2 +1 S2 D +3
64-bit floating-point
real number
and a 64-bit floating decimal point type real
S1
.
D
+2 S2 +1 S2 D +3
64-bit floating-point
real number
which can be stored, are as follows:
D D
S2 D
S2 D
Constants
Zn
E
––
D +2 D +1 D
D +2 D +1 D
Other
––
––
––