u
L5: Fault Restart
No.
(Addr.
Hex)
Name
LCD Display
Description
Values
Page
L5-01
(049E)
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, oH1, oL1, oL3, oL4, ov, Sto,
Uv1.
Default: 5
Min.: 0
Max.: 10
–
L5-02
(049F)
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
–
L5-04
(046C)
Fault Reset Interval
Time
Flt Reset Wait T
Sets the amount of time to wait between performing fault restarts. Default: 20.0 s
Min.: 10.0
Max.: 3600.0
–
L5-40
(0670)
Low Feedback Fault
Retry Selection
Low Feedback
0: No retry
1: Retry
Determines whether the LFB-Low Feedback fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-41
(0671)
High Feedback Fault
Retry Selection
High Feedback
0: No retry
1: Retry
Determines whether the HFB-High Feedback fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-42
(0672)
Feedback Loss Fault
Retry Selection
Feedback Loss
0: No retry
1: Retry
Determines whether the FBL-Feedback Loss fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-50
(067A)
Setpoint Not Met Retry
Selection
SetPoint Not Met
0: No retry
1: Retry
Determines whether the NMS-Setpoint not Met fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-51
(067B)
Loss of Prime Fault
Retry Selection
Loss of Prime
0: No retry
1: Retry
Determines whether the LOP-Loss of Prime fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-52
(067C)
Pump Over Cycle Fault
Retry Selection
Pump Over Cycle
0: No retry
1: Retry
Determines whether the POC-Pump Over Cycle fault can be auto-
restarted.
0: No retry
1: Retry
Default: 0
Range: 0, 1
–
L5-53
(067D)
Volute-TStat Retry
Selection
Volute-TStat Flt
0: No retry
1: Retry
Determines whether the Volute T-Stat fault can be auto-restarted.
0: No retry
1: Retry
Note:
The drive will restart only after the Volute-Tstat
digital input deactivates and the L5-04 timer
expires.
Default: 0
Range: 0, 1
–
B.9 L: Protection Function
YASKAWA TOEPYAIUPW01A YASKAWA AC Drive - U1000 iQpump Matrix Drive User Manual
317
B
Parameter List