Delta Electronics AC Motor Drive VFD-E User Manual
Page 317
Appendix D How to Use PLC Function|
D-34
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
Program Example:
Ladder diagram:
Command code: Operation:
LD
X0
Load contact A of X0
ORI
X2
Connect to contact B of X2 in
parallel
LDI
X1
Load contact B of X1
OR
X3
Connect to contact A of X3 in
parallel
ANB
Connect circuit block in series
X0
X2
Y1
X1
X3
ANB
Block A Block B
OUT Y1
Drive Y1 coil
Mnemonic Function
ORB
Parallel connection (Multiple circuits)
Operand None
Explanations:
To perform the “OR” calculation between the previous reserved logic results and contents of the
accumulative register.
Program Example:
Ladder diagram:
Command code: Operation:
LD
X0
Load contact A of X0
ANI
X1
Connect to contact B of X1 in
series
LDI
X2
Load contact B of X2
AND
X3
Connect to contact A of X3 in
series
ORB
Connect circuit block in parallel
X0
X2
Y1
X1
X3
ORB
Block A
Block B
OUT
Y1
Drive Y1 coil
Mnemonic Function
MPS
Store the current result of the internal PLC operations
Operand None
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