u
L4: Speed Detection
No.
(Addr.
Hex)
Name
LCD Display
Description
Values
Page
L4-01
(499)
Speed Agreement
Detection Level
Spd Agree Level
L4-01 sets the frequency detection level for digital output
functions H2-
oo
= 2, 3, 4, 5.
Default: 0.0 Hz
Min.: 0.0
Max.: 240.0
L4-02
(49A)
Speed Agreement
Detection Width
Spd Agree Width
L4-02 sets the hysteresis or allowable margin for speed
detection.
Default: 2.0 Hz
Min.: 0.0
Max.: 20.0
L4-03
(49B)
Speed Agreement
Detection Level (+/-)
Spd Agree Lvl+-
L4-03 sets the frequency detection level for digital output
functions H2-
oo
= 13, 14, 15, 16.
Default: 0.0 Hz
Min.: -240.0
Max.: 240.0
L4-04
(49C)
Speed Agreement
Detection Width
(+/-)
Spd Agree Wdth+-
L4-04 sets the hysteresis or allowable margin for speed
detection.
Default: 2.0 kHz
Min.: 0.0
Max.: 20.0
L4-05
(49D)
Frequency Reference
Loss Detection
Selection
Ref Loss Sel
0: Stop
1: Run@L4-06PrevRef
0: Stop. Drive stops when the frequency reference is lost.
1: Run. Drive runs at a reduced speed when the frequency
reference is lost.
Default: 1
Range: 0, 1
L4-06
(4C2)
Frequency Reference
at Reference Loss
Fref at Floss
Sets the percentage of the frequency reference that the drive
should run with when the frequency reference is lost.
Default: 80.0%
Min.: 0.0
Max.: 100.0
L4-07
(470)
Speed Agreement
Detection Selection
Freq Detect Sel
0: No Detection @BB
1: Always Detected
0: No detection during baseblock.
1: Detection always enabled.
Default: 0
Range: 0, 1
u
L5: Fault Restart
No.
(Addr.
Hex)
Name
LCD Display
Description
Values
Page
L5-01
(49E)
Number of Auto Restart
Attempts
Num of Restarts
Sets the number of times the drive may attempt to restart after
the following faults occur: GF, LF, oC, ov, PF, oL1, oL2, oL3,
STo, Uv1.
Default: 0
Min.: 0
Max.: 10
L5-02
(49F)
Auto Restart Fault
Output Operation
Selection
Restart Sel
0: Flt Outp Disabld
1: Flt Outp Enabled
0: Fault output not active.
1: Fault output active during restart attempt.
Default: 0
Range: 0, 1
L5-03
(4A0)
Time to Continue
Making Fault Restarts
Max Restart Time
Enabled only when L5-05 is set to 0. Causes a fault if a fault
restart cannot occur after the set time passes.
Default: 180.0 s
Min.: 0.0
Max.: 600.0
L5-04
(46C)
Fault Reset Interval
Time
Flt Reset Wait T
Sets the amount of time to wait between performing fault
restarts.
Default: 10.0 s
Min.: 0.5
Max.: 600.0
L5-05
(467)
Fault Reset Operation
Selection
Fault Reset Sel
0: Continuous
1: Use L5-04 Time
0: Continuously attempt to restart while incrementing restart
counter only at a successful restart (same as F7 and G7).
1: Attempt to restart with the interval time set in L5-04 and
increment the restart counter with each attempt (same as V7).
Default: 1
Range: 0, 1
A.10 L: Protection Function
216
YASKAWA SIEP YAIZ1U 03B YASKAWA AC Drive – Z1000 Programming Manual
Summary of Contents for Z1000 CIMR-ZU*A Series
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