Series Connection- B Contact; Parallel Connection- A Contact - Delta Electronics AC Motor Drive VFD-E User Manual

Appendix D How to Use PLC Function|
Mnemonic
ANI
Operand
Explanations:
The ANI command is used in the series connection of B contact. The function of the command is to
readout the status of present specific series connection contacts first, and then to perform the "AND"
calculation with the logic calculation result before the contacts, thereafter, saving the result into the
accumulative register.
Program Example:
Ladder diagram:
X1 X0
Mnemonic
OR
Operand
Explanations:
The OR command is used in the parallel connection of A contact. The function of the command is to
readout the status of present specific series connection contacts, and then to perform the "OR"
calculation with the logic calculation result before the contacts, thereafter, saving the result into the
accumulative register.
D-32
X0~X17 Y0~Y17
Y1
X0~X17 Y0~Y17
Function

Series connection- B contact

M0~M159 T0~15
Command code:
LD X1
ANI X0
OUT Y1
Function

Parallel connection- A contact

M0~M159 T0~15
Revision June 2008, 04EE, SW--PW V1.11/CTL V2.11
C0~C7
Operation:
Load contact A of X1
Connect to contact B of
X0 in series
Drive Y1 coil
C0~C7
D0~D29
--
D0~D29
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