Change during operation: N = impossible, Y* = possible (enabled by using
FUNC DATA
), Y= possible (enabled by using )
PID control
In PID control, an output frequency is adjusted to a feedback value.
Use F 0 1 to set a frequency and H 2 1 to make the feedback value and the refer- ence value equal.
PID arithmetic unit
Reference | Deviation |
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frequency |
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| Feedback value | ||
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| Kp : | Td : Derivative time Ti : Integral time |
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Deviation
Deviation
Output | Deviation is positive and | |
frequency | ||
frequency increases. | ||
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Output frequency
Deviation is positive and |
frequency decreases. |
o00 Option selection | Factory | Change during |
setting | operation | |
(RS485 RTU communication) | 0 | Y* |
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0 : Option inactive 1 : Option active
Always set |
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| 0 | when the optional RS485 RTU serial communication unit is not used. | ||||||
If |
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For explanations of “o01” to “o11”, refer to the instruction manual that comes with the