b5: PID Control

b5-01

(01A5)

PID Mode Setting

Sets the type of PID control.

0

Disabled

 

1

Standard

The drive does D control on the difference between the feedback value and the PID setpoint output through U5-02 [PID Input].

2

Standard (D on feedback)

The drive does D control on the feedback output through U5-06 [PID FdbkDif PID Fdbk].

3

Fref + PID Trim

The drive adds the frequency reference to the PID output. The drive does D control on the difference between the feedback value and the PID setpoint output through U5-02 [PID Input].

4

Fref + PID Trim (D on feedback)

The drive adds the frequency reference to the PID output. The drive does D control on the feedback output through U5-06 [PID FdbkDif PID Fdbk].

5

Same as 7series & prior, b5-01=1

 

6

Same as 7series & prior, b5-01=2

 

7

Same as 7series & prior, b5-01=3

 

8

Same as 7series & prior, b5-01=4

 

0

(0 - 8)

Details

b5-02

(01A6)

RUN

Proportional Gain (P)

Sets the proportional gain (P) that is applied to PID input.

1.00

(0.00 - 25.00)

Details

b5-03

(01A7)

RUN

Integral Time (I)

Sets the integral time (I) that is applied to PID input.

1.0 s

(0.0 - 360.0 s)

Details

b5-04

(01A8)

RUN

Integral Limit

Sets the upper limit for integral control (I) as a percentage of the Maximum Output Frequency.

100.0%

(0.0 - 100.0%)

Details

b5-05

(01A9)

RUN

Derivative Time (D)

Sets the derivative time (D) for PID control. This parameter adjusts system responsiveness.

0.00 s

(0.00 - 10.00 s)

Details

b5-06

(01AA)

RUN

PID Output Limit

Sets the maximum possible output from the PID controller as a percentage of the Maximum Output Frequency.

100.0%

(0.0 - 100.0%)

Details

b5-07

(01AB)

RUN

PID Offset Adjustment

Sets the offset for the PID control output as a percentage of the Maximum Output Frequency.

0.0%

(-100.0 - +100.0%)

Details

b5-08

(01AC)

RUN

Expert

PID Primary Delay Time Constant

Sets the primary delay time constant for the PID control output. Usually it is not necessary to change this setting.

0.00 s

(0.00 - 10.00 s)

Details

b5-09

(01AD)

PID Output Level Selection

Sets the polarity of the PID output.

0

Normal Output (Direct Acting)

A positive PID input increases the PID output (direct acting).

1

Reverse Output (Reverse Acting)

A positive PID input decreases the PID output (reverse acting).

0

(0, 1)

Details

b5-10

(01AE)

RUN

PID Output Gain Setting

Sets the amount of gain to apply to the PID output.

1.00

(0.00 - 25.00)

Details

b5-11

(01AF)

PID Output Reverse Selection

Sets the function that enables and disables reverse motor rotation for negative PID control output.

0

Lower Limit is Zero

When PID output is negative, PID output is limited to 0 and drive output is shut off.

1

Negative Output Accepted

When the PID output is negative, the motor will rotate in reverse. When b1-04 = 1 [Reverse Operation Selection = Reverse Disabled], the lower limit is 0.

0

(0, 1)

Details

b5-12

(01B0)

Feedback Loss Detection Select

Sets the drive response to PID Feedback Low/High. Sets drive operation after the drive detects PID feedback Low/High.

0

Digital Out Only, Always Detect

 

1

Alarm + Digital Out, Always Det

 

2

Fault + Digital Out, Always Det

 

3

Digital Out Only, @ PID Enable

 

4

Alarm + Digital Out, @PID Enable

 

5

Fault + Digital Out, @PID Enable

 

0

(0 - 5)

Details

b5-13

(01B1)

PID Feedback Loss Detection Lvl

Sets the level that triggers PID Feedback Loss [FbL] detection as a percentage of the Maximum Output Frequency.

0%

(0 - 100%)

Details

b5-14

(01B2)

PID Feedback Loss Detection Time

Sets the length of time that PID Feedback must be less than b5-13 [PID Feedback Loss Detection Lvl] to detect PID Feedback Loss [FbL].

1.0 s

(0.0 - 25.5 s)

Details

b5-15

(01B3)

PID Sleep Function Start Level

Sets the output level that triggers the PID Sleep function.

Determined by A1-02

(0.0 - 590.0)

Details

b5-16

(01B4)

PID Sleep Delay Time

Sets a delay time to start or stop the PID Sleep function.

0.0 s

(0.0 - 25.5 s)

Details

b5-17

(01B5)

RUN

PID Accel/Decel Time

Raises or lowers the PID setpoint using the acceleration and deceleration times set to the drive. This is a soft-starter for the PID setpoint.

0.0 s

(0.0 - 6000.0 s)

Details

b5-18

(01DC)

b5-19 PID Setpoint Selection

Sets the function that enables and disables b5-19 [PID Setpoint Value].

0

Disabled

The drive does not use the value set in b5-19 as the PID setpoint.

1

Enabled

The drive uses the value set in b5-19 as the PID setpoint.

0

(0, 1)

Details

b5-19

(01DD)

RUN

PID Setpoint Value

Sets the PID setpoint when b5-18 = 1 [b5-19 PID Setpoint Selection = Enabled].

0.00%

(0.00 - 100.00%)

Details

b5-20

(01E2)

PID Unit Selection

Sets the number of digits to set and show the PID setpoint.

0

0.01Hz units

 

1

0.01% units

 

2

min^-1

 

3

User Units

 

1

(0 - 3)

Details

b5-34

(019F)

RUN

PID Output Lower Limit Level

Sets the lower limit level for the PID control as a percentage of E1-04 [Maximum Output Frequency].

When you use b5-34, set b5-91 = 0 [EZ Sleep Minimum Speed = 0 (Disabled)].

When you set the output lower limit level as Hz units or min^-1 (r/min) units, refer to b5-91: EZ Sleep Minimum Speed.

0.0%

(-100.0 - +100.0%)

Details

b5-35

(01A0)

RUN

PID Input Limit Level

Sets the output upper limit for the PID control as a percentage of the Maximum Output Frequency.

1000.0%

(0.0 - 1000.0%)

Details

b5-36

(01A1)

PID High Feedback Detection Lvl

Sets the level that triggers Excessive PID Feedback [FbH] as a percentage of the Maximum Output Frequency.

100%

(0 - 100%)

Details

b5-37

(01A2)

PID High Feedback Detection Time

Sets the length of time that the PID feedback signal must be more than the level set in b5-36 [PID Feedback High Detection Lvl] to cause Excessive PID Feedback [FbH].

1.0 s

(0.0 - 25.5 s)

Details

b5-38

(01FE)

PID User Unit Display Scaling

Sets the value that the drive sets or shows as the PID setpoint when at the maximum output frequency.

Determined by b5-20

(1 - 60000)

Details

b5-39

(01FF)

PID User Unit Display Digits

Sets the number of digits to set and show the PID setpoint.

0

No Decimal Places (XXXXX)

 

1

One Decimal Places (XXXX.X)

 

2

Two Decimal Places (XXX.XX)

 

3

Three Decimal Places (XX.XXX)

 

Determined by b5-20

(0 - 3)

Details

b5-40

(017F)

Frequency Reference Monitor @PID

Sets the contents for monitor U1-01 [Frequency Reference] in PID control.

0

U1-01 Includes PID Output

Monitor U1-01 shows the frequency reference that was increased or decreased by the PID output.

1

U1-01 Excludes PID Output

Monitor U1-01 shows the actual frequency reference.

0

(0, 1)

Details

b5-47

(017D)

PID Trim Mode Output Reverse Sel

Sets reverse motor rotation when the PID control output is negative.

0

Lower Limit is Zero

When PID output is negative, PID output is limited to 0 and drive output is shut off.

1

Negative Output Accepted

When the PID output is negative, the motor will rotate in reverse.

1

(0, 1)

Details

b5-53

(0B8F)

RUN

PID Integrator Ramp Limit

Sets the responsiveness of PID control when the PID feedback changes quickly.

0.0 Hz

(0.0 - 10.0 Hz)

Details

b5-55

(0BE1)

PID Feedback Monitor Selection

Sets the monitor (Ux-xx) used as the PID Feedback.

000

(000 - 9999)

Details

b5-56

(0BE2)

PID Feedback Monitor Gain

Sets the gain for the monitor set in b5-55 [PID Feedback Monitor Selection].

1.00

(0.00 - 10.00)

Details

b5-57

(11DD)

PID Feedback Monitor Bias

Sets the bias for the monitor specified in b5-55 [PID Feedback Monitor Selection].

0.00

(-10.00 - +10.00)

Details

b5-58

(1182)

RUN

PID Setpoints 2

Sets the PID setpoint when H1-xx = 3E or 3F [MFDI Function Select = PID Setpoint Selection 1/2]. This value is a percentage of the maximum output frequency.

0.00%

(0.00 - 100.00%)

Details

b5-59

(1183)

RUN

PID Setpoints 3

Sets the PID setpoint when H1-xx = 3E or 3F [MFDI Function Select = PID Setpoint Selection 1/2]. This value is a percentage of the maximum output frequency.

0.00%

(0.00 - 100.00%)

Details

b5-60

(1184)

RUN

PID Setpoints 4

Sets the PID setpoint when H1-xx = 3E or 3F [MFDI Function Select = PID Setpoint Selection 1/2]. This value is a percentage of the maximum output frequency.

0.00%

(0.00 - 100.00%)

Details

b5-61

(119A)

PID Trim Mode Lower Limit Sel

Sets the function that adjusts the PID output in relation to the frequency reference.

0

Disabled

Does not adjust the PID output with the frequency reference.

1

Enabled

Adjusts the PID output in relation to the frequency reference. The setting value of b5-62 [PID Trim Mode Lower Limit Value] sets the lower limit of the post-adjustment value. The maximum output frequency sets the upper limit.

0

(0, 1)

Details

b5-62

(119B)

PID Trim Mode Lower Limit Value

Sets the PID Trim Mode Lower Limit Value as a percentage of the maximum output frequency.

0.00%

(0.00 - 100.00%)

Details

b5-63

(119C)

PID Differential FB Monitor Sel

Selects the monitor (Ux-xx) used as the PID Differential Feedback.

000

(000 - 9999)

Details

b5-64

(119D)

PID Differential FB Monitor Gain

Sets the gain for the monitor specified in b5-63 [PID Differential FB Monitor Sel].

1.00

(0.00 - 10.00)

Details

b5-65

(119F)

PID Differential FB Monitor Bias

Sets the bias for the monitor specified in b5-63 [PID Differential FB Monitor Sel].

0.00

(-10.00 - +10.00)

Details

b5-66

(11DE)

PID Feedback Monitor Level

Sets the signal level for the monitor specified in b5-55 [PID Feedback Monitor Selection].

0

Absolute

 

1

Bi-directional (+/-)

 

0

(0, 1)

Details

b5-67

(11DF)

PID Differential FB Monitor Lvl

Sets the signal level for the monitor specified in b5-63 [PID Differential FB Monitor Sel].

0

Absolute

 

1

Bi-directional (+/-)

 

0

(0, 1)

Details

b5-89

(0B89)

RUN

Sleep Method Selection

Sets sleep and wake up operation when using PID.

0

Standard

 

1

EZ Sleep/Wake-up

 

0

(0, 1)

Details

b5-90

(0B90)

EZ Sleep Unit

Sets the measurement units for b5-91 [EZ Sleep Minimum Speed] and b5-92 [EZ Sleep Level].

0

0.1Hz units

 

1

rev/min

 

0

(0, 1)

Details

b5-91

(0B91)

RUN

EZ Sleep Minimum Speed

Sets the output lower limit level for the PID control as Hz units or min^-1 (r/min) units.

When you use b5-91, set b5-34 = 0.0 [PID Output Lower Limit Level = 0.0 (disabled)].

When you set the output lower limit for PID output as a percentage of the Maximum Output Frequency, refer to b5-34: PID Output Lower Limit Level.

0.0 Hz or 0 min^-1 (r/min)

(0.0 to 590.0 Hz or 0 to 35400 min^-1 (r/min))

Details

b5-92

(0B92)

RUN

EZ Sleep Level

Sets the value that the output frequency or motor speed must be less than for longer than b5-93 [EZ Sleep Time] to enter Sleep Mode.

0.0 Hz or 0 min^-1 (r/min)

(0.0 to 590.0 Hz or 0 to 35400 min^-1 (r/min))

Details

b5-93

(0B93)

RUN

EZ Sleep Time

Sets the length of time that the output frequency or motor speed must be less than b5-92 [EZ Sleep Level] to enter Sleep Mode.

5.0 s

(0.0 - 1000.0 s)

Details

b5-94

(0B94)

RUN

EZ Sleep Wake-up Level

Sets the level at which the drive resumes operation when exiting Sleep Mode.

0.00%

(0.00 - 600.00%)

Details

b5-95

(0B95)

EZ Sleep Wake-up Mode

Sets the wake-up mode to use when exiting Sleep Mode.

0

Absolute

 

1

Setpoint Delta

 

0

(0, 1)

Details

b5-96

(0B96)

RUN

EZ Sleep Wake-up Time

Sets the EZ Wake-up time.

1.0 s

(0.0 - 1000.0 s)

Details