Yaskawa AC Drive Z1000 AC Drive HVAC Fan User Manual
Page 48
Setting 2: Quadratic
The monitor displays 1/(PI output)
2
Setting 3: Cubic
The monitor displays 1/(PI output)
3
n
b5-43/b5-44: Custom PI Output Monitor Setting 1/2
Set the maximum monitor value at maximum frequency. U5-14 and U5-15 show Custom PI output. U5-14 shows the upper
4 digits and U5-15 shows the lower 4 digits. It shows 999999.99 maximum.
No.
Name
Setting Range
Default
b5-43
Custom PI Output Monitor Setting 2
0 to 9999
0
b5-44
Custom PI Output Monitor Setting 2
0.00 to 99.99
0.00
n
b5-45: Custom PI Output Monitor Setting 3
b5-14 shows Custom PI Output. b5-45 sets the minimum display value at zero speed. This function is effective when b5-42
is set to 0 (Linear).
No.
Name
Setting Range
Default
b5-45
Custom PI Output Monitor Setting 3
0
999.9
n
b5-46: PI Setpoint Monitor Unit Selection
Sets the HOA keypad display units in U5-01 and U5-04 when b5-20 is set to 3.
No.
Name
Setting Range
Default
b5-46
PI Setpoint Monitor 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
b5-47: Reverse Operation Selection 2 by PI Output
Determines whether a negative PI output reverses the direction of drive operation. When the PI function is used to trim the
frequency reference (b5-01 = 3), this parameter has no effect and the PI output will not be limited
(same as b5-11 = 1).
No.
Name
Setting Range
Default
b5-47
Reverse Operation Selection 2 by PI Output
0, 1
1
Setting 0: Reverse Disabled
Negative PI output will be limited to zero and the drive output will be stopped.
1.2 b: Application
48
YASKAWA ELECTRIC SIEP YAIZ1U 03A YASKAWA AC Drive – Z1000 Programming Manual