Detailed Function Description
92
6.11 PA Group --Simple PLC and Multi-step Speed Control
Simple PLC function can enable the inverter change its output frequency and directions
automatically according to preset running time. For multi-step speed function, the output
frequency can be changed only by multi-step terminals.
Notice:
z
Simple PLC has 16 steps which can be selected.
z
If P0.03 is set to be 5, 16 steps are available for multi-step speed. Otherwise
only 15 steps are available (step 1~15).
Function
Code
Name
Description
Setting
Range
Factory
Setting
PA.00
Simple
PLC mode
0: Stop after one cycle
1: Hold last frequency after
one cycle
2: Circular run
0~2 0
0: Stop after one cycle: Inverter stops automatically as soon as it completes one cycle,
and it is needed to give run command to start again.
1: Hold last frequency after one cycle: Inverter holds frequency and direction of last step
after one cycle.
2: Circular run: Inverter continues to run cycle by cycle until receive a stop command.
Figure 6.33 Simple PLC operation diagram.
Function
Code
Name
Description
Setting
Range
Factory
Setting
PA.01
Simple PLC
status saving
selection
0: Not saved
1: Saved
2: Not saved when power off,
saved when stop
0~1 0
