Delta Electronics AC Motor Drive VFD-E User Manual
Page 325
Appendix D How to Use PLC Function|
D-42
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
Ladder diagram:
Command code: Operation:
LDF X0
Start X0 falling-edge detection
AND X1
Series connection A contact of X1
X0
X1
Y1
OUT Y1
Drive Y1 coil
Mnemonic Function
ANDP
Rising-edge series connection
X0~X17 Y0~Y17
M0~M159 T0~15 C0~C7 D0~D29
Operand
9
9
9
9
9
--
Explanations:
ANDP command is used in the series connection of the contacts’ rising-edge detection.
Program Example:
Ladder diagram:
Command code: Operation:
LD
X0
Load A contact of X0
ANDP X1
X1 rising-edge detection in series connection
X1
X0
Y1
OUT
Y1
Drive Y1 coil
Mnemonic Function
ANDF Falling-edge
series
connection
X0~X17 Y0~Y17
M0~M159 T0~15 C0~C7 D0~D29
Operand
9
9
9
9
9
--
Explanations:
ANDF command is used in the series connection of the contacts’ falling-edge detection.
Program Example:
Ladder diagram:
Command code: Operation:
LD
X0
Load A contact of X0
ANDF X1
X1 falling-edge detection in series
connection
X1
X0
Y1
OUT
Y1
Drive Y1 coil
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