YASKAWA Z1000 User Manual page 162

Ac drive for hvac fan and pump
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4.13 Advanced Drive Setup Adjustments
n
b5-36: PI Feedback High Detection Level
Sets the feedback level used for PI feedback high detection. The PI feedback must exceed this level for longer than the time
set to b5-37 before feedback loss is detected.
No.
b5-36
n
b5-37: PI Feedback High Detection Time
Sets the time that the PI feedback must exceed the value set to b5-36 before feedback loss is detected.
No.
b5-37
n
b5-38, b5-39: PI Setpoint User Display, PI Setpoint Display Digits
When parameter b5-20 is set to 3, parameters b5-38 and b5-39 set a user-defined display for the PI setpoint (b5-19) and PI
feedback monitors (U5-01, U5-04).
Parameter b5-38 determines the display value when the maximum frequency is output and parameter b5-39 determines the
number of digits. The setting value is equal to the number of decimal places.
No.
b5-38
b5-39
n
b5-40: Frequency Reference Monitor Content During PI
Sets the content of the frequency reference monitor display (U1-01) when PI control is active.
No.
b5-40
Setting 0: Frequency Reference after PI
Monitor U1-01 displays the frequency reference increased or reduced for the PI output.
Setting 1: Frequency Reference
Monitor U1-01 displays the frequency reference value.
n
b5-41: PI Unit Selection
Sets the display units in U5-14 and U5-15.
No.
b5-41
162
Name
PI Feedback High Detection Level
Name
PI Feedback High Detection Time
Name
PI Setpoint User Display
PI Setpoint Display Digits
Name
Frequency Reference Monitor Content During PI
Name
PI Unit Selection
Setting Range
0 to 100%
Setting Range
0.0 to 25.5 s
Setting Range
1 to 60000
0 to 3
Setting Range
0, 1
Setting Range
0 to 14
YASKAWA TOEP YAIZ1U 03B YASKAWA AC Drive – Z1000 User Manual
Default
100%
Default
1.0 s
Default
Determined by
b5-20
Determined by
b5-20
Default
0
Default
0

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