Chapter 14 PLC Function
|
C200 Series
14-28
End Command
Commands
Function
Operands
END Program
end
--
Other Command
Commands
Function
Operands
NOP No
function
--
INV
I
nverse operation result
--
P
Indicator
P
14.6.2 Explanation for the Command
Mnemonic Function
LD
Load A contact
X0~X17 Y0~Y17 M0~M799 T0~159 C0~C79 D0~D399
Operand
9
9
9
9
9
－
L The LD command is used on the A contact that has its start from the left BUS or
the A contact that is the start of a contact circuit. Function of the command is to
save present contents, and at the same time, save the acquired contact status
into the accumulative register.
Command code Operation
LD
X0
Load contact A of X0
AND X1
Connect to contact A of
X1 in series
Example
Ladder diagram
X0
X1
Y1
OUT Y1
Drive
Y1
coil
Mnemonic Function
LDI
Load B contact
X0~X17 Y0~Y17 M0~M799 T0~159 C0~C79 D0~D399
Operand
9
9
9
9
9
－
The LDI command is used on the B contact that has its start from the left BUS or
the B contact that is the start of a contact circuit. Function of the command is to
save present contents, and at the same time, save the acquired contact status
into the accumulative register.
Command code:
Operation:
LDI
X0
Load contact B of X0
AND
X1
Connect to contact A of
X1 in series
Example
Ladder diagram:
X0
X1
Y1
OUT
Y1
Drive Y1 coil
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Call 1(800)985-6929 for Sales
deltaacdrives.com
sales@deltaacdrives.com
