Yaskawa Z1000 AC Drive HVAC - Manual (Page 161)

No. Name Setting Range Default
b5-37 PI Feedback High Detection Time 0.0 to 25.5 s 1.0 s
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. Name Setting Range Default
b5-38 PI Setpoint User Display 1 to 60000
Determined by
b5-20
b5-39 PI Setpoint Display Digits 0 to 3
Determined by
b5-20
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. Name Setting Range Default
b5-40 Frequency Reference Monitor Content During PI 0, 1 0
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. Name Setting Range Default
b5-41 PI Unit Selection 0 to 14 0
Setting 0: WC (Inch of Water)
Setting 1: PSI (Pounds per Square Inch)
Setting 2: GPM (Gallons per Minute)
Setting 3: F (Degrees Fahrenheit)
Setting 4: CFM (Cubic Feet per Minute)
Setting 5: CMH (Cubic Meters per Hour)
Setting 6: LPH (Liters per Hour)
Setting 7: LPS (Liters per Second)
Setting 8: Bar (Bar)
Setting 9: Pa (Pascal)
Setting 10: C (Degrees Celsius)
Setting 11: Mtr (Meters)
Setting 12: Ft (Feet)
Setting 13: LPM (Liters per Minute)
Setting 14: CMM (Cubic Meters per Minute)
n b5-42: PI Output Monitor Calculation Method
No. Name Setting Range Default
b5-42 PI Output Monitor Calculation Method 0 to 3 0
4.13 Advanced Drive Setup Adjustments
YASKAWA ELECTRIC TOEP YAIZ1U 03A YASKAWA AC Drive – Z1000 User Manual 161
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Start-Up Programming & Operation