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LDPI,LDFI,ANDPI,ANDFI,ORPI,ORFI
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5.1 Contact Instructions
5.1.3
Pulse NOT operation start, pulse NOT series connection, pulse NOT parallel connection (LDPI,LDFI,ANDPI,ANDFI,ORPI,ORFI)
5.1.3 Pulse NOT operation start, pulse NOT series connection,
pulse NOT parallel connection
(LDPI,LDFI,ANDPI,ANDFI,ORPI,ORFI)
LDPI,LDFI,ANDPI,ANDFI,ORPI ,ORFI
Function
LDPI, LDFI
(1) LDPI is the leading edge pulse NOT operation start instruction that is on only at the leading
edge of the specified bit device (when the bit device goes from on to off) or when the bit
device is on or off. If a word device has been specified, LDPI is on only when the specified
bit is 0, 1, or changes from 1 to 0.
• QnU(D)(H)CPU: The serial number (first five digits) is "10102" or later.
• QnUDE(H)CPU: The serial number (first five digits) is "10102" or later.
: Devices used as contacts (bits)
Setting
Data
Internal Devices
R, ZR
J\
U\G
Zn Constants
Other
DX
Bit Word Bit Word
––
Basic
Process
High
performance
Redundant
Ver.
Universal
X1/D0.1
X1/D0.1
X2/D0.2
X2/D0.2
X3/D0.3
X3/D0.3
LDPI
LDFI
ORPI
ANDPI
ANDFI
ORFI
Bit device number / Word device bit designation ( )
S
X1/D0.1
X1/D0.1
X2/D0.2
X2/D0.2
X3/D0.3
X3/D0.3
LDPI
LDFI
ORPI
ANDPI
ANDFI
ORFI
Bit device number / Word device bit designation ( )
S
S
S