Delta Electronics VFD037CH23A-21 Руководство по эксплуатации онлайн [498/638] 460294

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Delta Electronics VFD450CH23A-00/-21 Руководство по эксплуатации онлайн [498/638] 460303
Chapter 16 PLC Function CH2000 Series
16-45
Mnemonic Function
PLS
Rising-edge output
X0~X17 Y0~Y17 M0~M799 T0~159 C0~C79 D0~D399
Operand
When X0=OFFON (rising-edge trigger), PLS command will be executed and M0 will
send the pulse of one time which the length is the time needed for one scan cycle.
Command code: Operation:
LD X0
Load A contact of X0
PLS
M0
M0 rising-edge output
LD M0
Load the contact A of
M0
SET Y0
Y0 latched (ON)
Example
Ladder diagram:
X0
M0
PLS
M0
Y0
SET
Timing diagram:
X0
M0
Y0
Time for one scan cycle
Mnemonic Function
PLF
Falling-edge output
X0~X17 Y0~Y17 M0~M799 T0~159 C0~C79 D0~D399
Operand
When X0= ONOFF (falling-edge trigger), PLF command will be executed and M0
will send the pulse of one time which the length is the time for scan one time.
Command code: Operation:
LD X0
Load contact A of X0
PLF
M0
M0 falling-edge output
LD M0
Load contact A of M0
SET Y0
Y0 latched (ON)
Example
Ladder diagram:
X0
M0
PLS
M0
Y0
SET
Timing Diagram:
X0
M0
Y0
Time for one scan cycle

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