11.9 L: PROTECTION
470 SIEPYEUOQ2A01G AC Drive Q2A Technical Manual
No.
(Hex.)
Name Description
Default
(Range)
Ref.
L4-05
(049D)
FrefLoss Det.Selection
Sets the operation when the drive detects a loss of frequency reference.
1 : Stop
2 : Run@L4-06PrevRef
1
(1, 2)
784
L4-06
(04C2)
Freq.Ref@RefLoss
Sets the frequency reference as a percentage to continue drive operation after it detects a
frequency reference loss. The value is a percentage of the frequency reference before
the drive detected the loss.
80.0%
(0.0 - 100.0%)
785
L4-07
(0470)
SpAgree Det.Selection
Sets the condition that activates speed detection.
1 : No Detect@BB
2 : Always Detect
1
(1, 2)
785
◆ L5: FAULT RESTART
No.
(Hex.)
Name Description
Default
(Range)
Ref.
L5-01
(049E)
Auto-Reset Attempts
Sets the number of times that the drive will try to restart.
0
(0 - 10 times)
786
L5-02
(049F)
Fault@Reset Select
Sets the function that sends signals to the MFDO terminal set for Fault [H2-xx = 3]
while the drive is automatically restarting.
1 : Disable Fault Output
2 : Enable Fault Output
1
(1, 2)
786
L5-04
(046C)
Interval Reset Time
Sets the time interval between each Auto Restart attempt. Set L5-05 = 1 [Reset Method
= Continuous] to enable this function.
10.0 s
(0.5 - 600.0 s)
786
L5-05
(0467)
Reset Method
Sets the count method for the Auto Restart operation.
1 : Continuous
2 : Use L5-04 Time
1
(1, 2)
786
L5-07
(0B2A)
OL1-4 Auto-Reset Select
Use these 4 digits to set the Auto Restart function for oL1 to oL4. From left to right, the
digits set oL1, oL2, oL3, and oL4, in order.
0 : Disabled
1 : Enabled(—/—/—/oL4)
1111
(0000 - 1111)
786
L5-08
(0B2B)
U/OV,OH,GF A-Reset
Select
Use these 4 digits to set the Auto Restart function for Uv1, ov, oH1, and GF. From left
to right, the digits set Uv1, ov, oH1, and GF, in order.
0 : Disabled
1 : Enabled(—/–/—/GF)
1111
(0000 - 1111)
787
◆ L6: TORQUE DETECTION
No.
(Hex.)
Name Description
Default
(Range)
Ref.
L6-01
(04A1)
Trq Det1 Select
Enables overtorque and undertorque detection and the operation of drives (operation
status) after detection.
0 : Disabled
1 : Enabled
0
(0, 1)
789
L6-50
(04CC)
Trq Det1 Type
Sets the speed range that detects overtorque and undertorque.
0 : At Overload
1 : At Underload
0
(0, 1)
791
L6-51
(04CD)
Trq Det1 Action
Sets operation of drives (operation status) after detection.
0 : Alarm
1 : Fault
0
(0, 1)
791
L6-52
(04CE)
Trq Det1 Condition
Sets operation of drives (operation status) after detection.
0 : At Speed Agree
1 : During Run
0
(0, 1)
791
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