No.
Name
Description
b3-19
Number of Speed
Search Restarts (Speed
Estimation Type)
Sets the number of times the drive can
attempt to restart when performing Speed
Search.
b3-24 Speed Search Method
Selection
1: Speed Estimation
2: Current Detection 2
Note:
Default setting is dependent upon
parameters A1-02, Control Method
Selection, and o2-04, Drive Model
Selection.
b3-25 Speed Search Wait
Time
Sets the time the drive must wait between
each Speed Search restart attempt.
b3-27 Start Speed Search
Select
0: Triggered when a Run command is
issued. (normal).
1: Triggered when an external baseblock is
released.
b5-01 PID Function Setting
0: Disabled
1: Enabled (PID output becomes output
frequency reference)
3: Enabled (PID output added to frequency
reference)
b5-02 Proportional Gain
Setting (P)
Sets the proportional gain of the PID
controller.
b5-03 Integral Time Setting (I) Sets the integral time for the PID controller.
b5-04 Integral Limit Setting
Sets the maximum output possible from the
integrator as a percentage of the maximum
output frequency.
b5-05 Derivative Time (D)
Sets D control derivative time.
b5-06 PID Output Limit
Sets the maximum output possible from the
entire PID controller as a percentage of the
maximum output frequency.
b5-07 PID Offset Adjustment
Applies an offset to the PID controller
output. Set as a percentage of the maximum
output frequency.
b5-08 PID Primary Delay
Time Constant
Sets a low pass filter time constant on the
output of the PID controller.
b5-09 PID Output Level
Selection
0: Normal output (direct acting)
1: Reverse output (reverse acting)
b5-10 PID Output Gain
Setting
Sets the gain applied to the PID output.
b5-11 PID Output Reverse
Selection
0: Negative PID output triggers zero
limit.
1: Rotation direction reverses with negative
PID output.
Note:
When using setting 1, make sure
reverse operation is permitted by b1-04.
b5-12 PID Feedback Loss
Detection Selection
0: Digital Output Only
(Remains active when PID is disabled by
digital input)
1: Alarm output, drive continues operation
(Remains active when PID is disabled by
digital input)
2: Fault output, drive output is shut off
(Remains active when PID is disabled by
digital input)
3: Digital output only. No detection when
PID is disabled by digital input.
4: Alarm detection. No detection when PID
is disabled by digital input.
5: Fault detection. No detection when PID
is disabled by digital input.
b5-13 PID Feedback Loss
Detection Level
Sets the PID feedback loss detection level
as a percentage of the maximum output
frequency.
b5-14 PID Feedback Loss
Detection Time
Sets a delay time for PID feedback loss.
b5-15 PID Sleep Function
Start Level
Sets the frequency level that triggers the
sleep/snooze function.
b5-16 PID Sleep Delay Time Sets a delay time before the sleep/snooze
function is triggered.
No.
Name
Description
b5-17 PID Accel/Decel Time Sets the acceleration and deceleration time
to PID setpoint.
b5-18 PID Setpoint Selection
0: Disabled
1: Enabled
b5-19 PID Setpoint Value
Sets the PID target value when b5-18 = 1.
Set as a percentage of the maximum output
frequency.
b5-20 PID Setpoint Scaling
0: 0.01 Hz units
1: 0.01% units (100% = max output
frequency)
2: r/min (number of motor poles must
entered)
3: User-set (set scaling to b5-38 and b5-39)
b5-21 PID Sleep Input Source
Input source selection for Sleep Function
mode.
0: PID Setpoint
1: SFS Input
2: Snooze
b5-22 PID Snooze Level
Sets the PID Snooze Function start level as
a percentage of the maximum frequency.
b5-23 PID Snooze Delay Time Sets the PID Snooze Function delay time in
seconds.
b5-24 PID Snooze
Deactivation Level
When the PID feedback level drops below
this level, the drive returns to normal
operation. Set as a percentage of the
maximum frequency.
b5-25 PID Setpoint Boost
Setting
Temporarily increases the PID setpoint to
create an overshoot of the intended PID
setpoint.
b5-26 PID Maximum Boost
Time
Sets the maximum boost time when PID
feedback does not reach boost level.
The Snooze Function starts when the PID
feedback exceeds the boost setting level or
when the boost time expires.
b5-27 PID Snooze Feedback
Level
Sets the PID feedback level above which
Snooze mode is activated. Set as a
percentage of the maximum frequency.
b5-28 PID Feedback Function
Selection
0: Disabled
1: Square root
b5-29 PID Square Root Gain A multiplier applied to the square root of
the feedback.
b5-30 PID Feedback Offset
PID feedback offset set as a percentage of
the maximum frequency.
b5-34 PID Output Lower
Limit
Sets the minimum output possible from the
PID controller as a percentage of the
maximum output frequency.
b5-35 PID Input Limit
Limits the PID control input (deviation
signal) as a percentage of the maximum
output frequency. Acts as a bipolar limit.
b5-36 PID Feedback High
Detection Level
Sets the PID feedback high detection level
as a percentage of the maximum output
frequency.
b5-37 PID Feedback High
Detection Time
Sets the PID feedback high level detection
delay time.
b5-38 PID Setpoint User
Display
Sets the display value of U5-01 and U5-04
when the maximum frequency is output.
b5-39 PID Setpoint Display
Digits
0: No decimal places
1: One decimal place
2: Two decimal places
3: Three decimal places
Note:
Default setting is dependent upon
parameter b5-20, PID Setpoint Scaling.
b5-40
Frequency Reference
Monitor Content during
PID
0: Display the frequency reference (U1-01)
after PID compensation has been added.
1: Display the frequency reference (U1-01)
before PID compensation has been added.
i.8 Parameter Table
YASKAWA ELECTRIC TOEP C710636 11E Z1000U HVAC MATRIX Drive Quick Start Guide
73