6F3B0253
128 T1-16S User’s Manual
7. Instructions

( N ) Negative pulse coil

Expression
A
Input ( N )
Function
When the input is changed form ON to OFF, the device A is set to ON for 1 scan time.
This instruction is used to detect the input changing from ON to OFF.
Execution condition
Input Operation Output
OFF W hen the input at last scan is OFF, sets A to OFF
When the input at last scan is ON, sets A to ON
ON Sets device A to OFF
Operand
Name Device Register Constant Index
X Y R S T. C. XWYWRWSW T C D I J K
ADevice √√√
Example
R101 comes ON for only 1 scan when X000 is changed from ON to OFF.
X000
R100
1 scan time 1 scan time
Note
The maximum usa ble number in a program is 2048.
(PN(P)(N)total)