Hitachi SJ Series, User Manual

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Chapter 12
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[PID2]/[PID3]/[PID4]
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Chapter 12
PID2/PID3/PID4 changeable range limitation
• PID output is restricted to a changeable range
based on the target value.
• The limitation function of PID for which 0.00 was
set for the following changeable range will be
disabled.
Parameter
PID2/PID3/PID4
• In normal PID control, the inverter does not output
a negative figure for frequency command and limits
at 0 Hz. If you select 02 (with reverse output) for
each selection [AJ
PID2/PID3/PID4,
output in a reverse direction, if the result of the
corresponding PID calculation was negative.
Parameter
PID2/PID3/PID4 I control integral reset function
[PIDC2]/[PIDC3]/[PIDC4]
• This is a function to clear an integral figure of the
corresponding PID operation.
• In the case of turning
[PIDC2]/[PIDC3]/[PIDC4] terminal, do so when the
corresponding PID is not in operation.
PID2/PID3/PID4 disable function
[PID2]/[PID3]/[PID4]
• Turning ON the corresponding terminal disables
PID operation temporarily and performs output
according to frequency command.
Item
PID2 changeable
range
PID3 changeable
range
PID4 changeable
range
Item
PID2 selection
PID3 selection
PID4 selection
A
A
A
Ａ
PID output (%)
PID target
value
PID2/
PID3/
PID4
Chapter 12
PID2/PID3/PID4 changeable range limitation
PID output is restricted to a changeable range
based on the target value.
The limitation function of PID for which 0.00 was
set for the following changeable range will be
Parameter
PID2/PID3/PID4 reverse output
In normal PID control, the inverter does not output
a negative figure for frequency command and limits
at 0 Hz. If you select 02 (with reverse output) for
each selection [AJ-01]/[AJ
PID2/PID3/PID4, frequency command can be
output in a reverse direction, if the result of the
corresponding PID calculation was negative.
Parameter
PID2/PID3/PID4 I control integral reset function
[PIDC2]/[PIDC3]/[PIDC4]
This is a function to clear an integral figure of the
corresponding PID operation.
In the case of turning ON the
[PIDC2]/[PIDC3]/[PIDC4] terminal, do so when the
corresponding PID is not in operation.
PID2/PID3/PID4 disable function
[PID2]/[PID3]/[PID4]
Turning ON the corresponding terminal disables
PID operation temporarily and performs output
according to frequency command.
Item
PID2 changeable
PID3 changeable
PID4 changeable
Item
PID2 selection
PID3 selection
PID4 selection
PID output (%)
PID2/PID3/PID4 changeable range limitation
PID output is restricted to a changeable range
based on the target value.
The limitation function of PID for which 0.00 was
set for the following changeable range will be
reverse output
In normal PID control, the inverter does not output
a negative figure for frequency command and limits
at 0 Hz. If you select 02 (with reverse output) for
01]/[AJ-21]/[AJ-41] of
frequency command can be
output in a reverse direction, if the result of the
corresponding PID calculation was negative.
PID2/PID3/PID4 I control integral reset function
[PIDC2]/[PIDC3]/[PIDC4]
This is a function to clear an integral figure of the
corresponding PID operation.
ON the
[PIDC2]/[PIDC3]/[PIDC4] terminal, do so when the
corresponding PID is not in operation.
PID2/PID3/PID4 disable function
Turning ON the corresponding terminal disables
PID operation temporarily and performs output
according to frequency command.
Terminal
name
[AJ-16]
[AJ-36]
[AJ-56]
Terminal
name
[AJ-01]
[AJ-21]
[AJ-41]
12
PID2/PID3/PID4 changeable range limitation
PID output is restricted to a changeable range
The limitation function of PID for which 0.00 was
set for the following changeable range will be
In normal PID control, the inverter does not output
a negative figure for frequency command and limits
at 0 Hz. If you select 02 (with reverse output) for
41] of
frequency command can be
output in a reverse direction, if the result of the
corresponding PID calculation was negative.
PID2/PID3/PID4 I control integral reset function
This is a function to clear an integral figure of the
[PIDC2]/[PIDC3]/[PIDC4] terminal, do so when the
corresponding PID is not in operation.
Turning ON the corresponding terminal disables
PID operation temporarily and performs output
Terminal
0.00~
0.00~
0.00~
Terminal
01]
21]
41]
PID output range
12-10-27
The limitation function of PID for which 0.00 was
In normal PID control, the inverter does not output
a negative figure for frequency command and limits
at 0 Hz. If you select 02 (with reverse output) for
output in a reverse direction, if the result of the
PID2/PID3/PID4 I control integral reset function
This is a function to clear an integral figure of the
[PIDC2]/[PIDC3]/[PIDC4] terminal, do so when the
Turning ON the corresponding terminal disables
PID operation temporarily and performs output
• In the case of using this function, set the
corresponding
([AJ/16]/[AJ
the maximum speed as 100% (PID target value ±
changeable range).
• When [AJ
reverse output), the PID changeable range limit
function [AJ
the negative direction.
• Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
during PID op
added to the PID output command and changes
the PID output command value abruptly, resulting
in an over
• The
frequency command.
Data
~100.00(%)
~100.00(%)
~100.00(%)
Data
02
!
!
!
PID changeable range [AJ
PID changeable range [AJ
PID output range
27
In the case of using this function, set the
corresponding
([AJ/16]/[AJ-36]/[AJ
the maximum speed as 100% (PID target value ±
changeable range).
When [AJ-01]/[AJ
reverse output), the PID changeable range limit
function [AJ-16]/[AJ
the negative direction.
Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
during PID op
added to the PID output command and changes
the PID output command value abruptly, resulting
in an over-current error.
The inpu value
frequency command.
Changeable range based on
target value
Changeable range based on
target value
Changeable range based on
target value
Enable (if command becomes negative,
it outputs in a reverse
!
!
!
Time (s)
PID changeable range [AJ
PID changeable range [AJ
In the case of using this function, set the
corresponding PID changeable range
36]/[AJ-56]). Restriction will be set with
the maximum speed as 100% (PID target value ±
changeable range).
01]/[AJ-21]/[AJ-
reverse output), the PID changeable range limit
16]/[AJ-36]/[AJ
the negative direction.
Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
during PID operation clears the integral value
added to the PID output command and changes
the PID output command value abruptly, resulting
current error.
inpu value as PID command will be adopted for
frequency command.
Description
Changeable range based on
target value
Changeable range based on
target value
Changeable range based on
target value
Description
Enable (if command becomes negative,
it outputs in a reverse
PID changeable range [AJ-16]/[AJ
PID changeable range [AJ-16]/[AJ
Inverter Functions
In the case of using this function, set the
PID changeable range
56]). Restriction will be set with
the maximum speed as 100% (PID target value ±
21]/[AJ-41] is set to 02 (with
reverse output), the PID changeable range limit
36]/[AJ-56] will be extended to
Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
eration clears the integral value
added to the PID output command and changes
the PID output command value abruptly, resulting
as PID command will be adopted for
Description
Changeable range based on
Changeable range based on
Changeable range based on
Description
Enable (if command becomes negative,
it outputs in a reverse direction)
16]/[AJ-36]/[AJ-56]
16]/[AJ-36]/[AJ-56]
Inverter Functions
In the case of using this function, set the
PID changeable range
56]). Restriction will be set with
the maximum speed as 100% (PID target value ±
41] is set to 02 (with
reverse output), the PID changeable range limit
56] will be extended to
Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
eration clears the integral value
added to the PID output command and changes
the PID output command value abruptly, resulting
as PID command will be adopted for
Changeable range based on PID2
Changeable range based on PID3
Changeable range based on PID4
Enable (if command becomes negative,
direction)
56]
56]
Inverter Functions
56]). Restriction will be set with
the maximum speed as 100% (PID target value ±
56] will be extended to
Turning ON the [PIDC2]/[PIDC3]/[PIDC4] terminal
the PID output command value abruptly, resulting
as PID command will be adopted for