YASKAWA Z1000U Technical Manual page 87

7. Press
to view the current setting value (30.0 s). The leftmost digit flashes.
8. Press
F1 F2
, , or
9. Press
to change the value to 0020.0.
10. Press
to confirm the change.
11. The display automatically returns to the screen shown in Step 4.
12. Press
as many times as necessary to return to the initial display.
u
Verifying Parameter Changes: Modified Constants
The Modified Constants display lists edited bypass parameters from the Programming Mode. The Modified Constants display
helps determine which bypass parameter settings have been changed, and is particularly useful when replacing a bypass. If no
bypass parameter settings have been changed, the Modified Constants display will read "None". The Modified Constants
display also allows users to quickly access and re-edit any bypass parameter settings that have been changed.
To check the list of edited parameters:
1. Turn on the power to the drive. The initial display appears.
2.
Press or until the display shows "Modified Consts".
Press to enter the list of parameters that have been edited from their original default
3. settings.
If parameters other than Z1-09 have been changed, use
4.
Press to access the setting value. The most significant digit flashes.
<1> The "Modified Constants" menu on the bypass will only display bypass parameters (Zo-oo parameters) that have changed. The menu will not
display drive parameters that have changed.
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Step
until the desired number is selected. "3" flashes.
Step
or
4.3 The Drive and Programming Modes
to view them.
Display/Result
DRV-OFF
Decel Time 1
C1-02= 0030.0sec
(0.1-6000.0)
"30.0sec"
DRV-OFF
Decel Time 1
C1-02= 0030.0sec
(0.1-6000.0)
"30.0sec"
DRV-OFF
Decel Time 1
C1-02= 0020.0sec
(0.1-6000.0)
"30.0sec"
Entry Accepted
DRV-OFF
Decel Time 1
C1-02= 20.0sec
(0.1-6000.0)
"30.0sec"
DRV-OFF
Freq Ref (AUTO)
U1-01= 60.00Hz
U1-02= 0.00Hz LSEQ
U1-03= 0.00 A LREF
RLY DRV/BYP
<1>
Display/Result
DRV-OFF
Freq Ref (AUTO)
U1-01= 60.00Hz
U1-02= 0.00Hz
LSEQ
U1-03= 0.00 A
LREF
RLY DRV/BYP
DRV-OFF
Modified Consts
Modified
X Parameters
DRV-OFF
Hand Fref
Z1-09= 45.0Hz
(0.0~60.0)
"10.0Hz"
DRV-OFF
Hand Fref
Z1-09= 0045.0Hz
(0.0~60.0)
"10.0 Hz"
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