Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 335)

B.11 o: Operator-Related Settings
The o parameters set up the digital operator displays.
u o1: HOA Keypad Display Selection
No.
(Addr.
Hex)
Name LCD Display Description Values Page
o1-03
(0502)
HOA Keypad Display
Selection
Display Unit Sel
0: 0.01 Hz
1: 0.01%
2: r/min
3: User Units
Sets the units the drive should use to display the frequency
reference and motor speed monitors.
0: 0.01 Hz
1: 0.01% (100% = E1-04)
2: r/min (calculated using the number of motor poles setting in
E2-04, E4-04, or E5-04)
3: User-selected units (set by o1-10 and o1-11)
Default: 0
Range: 0 to 3
195
o1-09
(051C)
Frequency Reference
Display Units
Fref Disp Unit
0: “WC
1: PSI
2: GPM
3: °F
4: CFM
5: CMH
6: LPH
7: LPS
8: Bar
9: Pa
10: °C
11: Mtr
12: Ft
13: LPM
14: CMM
16: No Unit
Sets unit display for the frequency reference parameters and
frequency related monitors when o1-03 > 40.
0: WC (Inch of water)
1: PSI (Pounds per square inch)
2: GPM (Gallons per minute)
3: F (Degrees Fahrenheit)
4: CFM (Cubic feet per minute)
5: CMH (Cubic meters per hour)
6: LPH (Liters per hour)
7: LPS (Liters per second)
8: Bar (Bar)
9: Pa (Pascal)
10: C (Degrees Celsius)
11: Mtr (Meters)
12: Ft (Feet)
13: LPM (Liters per minute)
14: CMM (Cubic meters per minute)
16: None
Default: 16
Range: 0 to 16
195
o1-10
(0520)
User-Set Display Units
Maximum Value
UserDisp Scaling
These settings define the display values when o1-03 is set to 3.
o1-10 sets the display value that is equal to the maximum output
frequency.
o1-11 sets the position of the decimal position.
Default: <1>
Range: 1 to
60000
196
o1-11
(0521)
User-Set Display Units
Decimal Display
UserDisp Dec
Default: <1>
Range: 0 to 3
196
<1> Default setting is dependent on parameter o1-03, HOA Keypad Display Selection.
u o2: HOA Keypad Functions
No.
(Addr.
Hex)
Name LCD Display Description Values Page
o2-02
(0506)
OFF Key Function
Selection
Oper STOP Key
0: Disabled
1: Enabled
0: Disabled. OFF key is disabled in REMOTE operation.
1: Enabled. OFF key is always enabled.
Default: 1
Range: 0, 1
–
o2-04
(0508)
Drive Model Selection Inverter Model #
Enter the drive model. Setting required only if installing a new
control board.
Default:
Determined by
drive capacity
196
o2-06
(050A)
Operation Selection
when HOA Keypad is
Disconnected
Oper Discon Det
0: Disabled
1: Enabled
0: The drive continues operating if the HOA keypad is
disconnected.
1: An oPr fault is triggered and the motor coasts to stop.
Default: 1
Range: 0, 1
–
B.11 o: Operator-Related Settings
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 335
B
Parameter List