12.9 n: SPECIAL
824 SIEPYEUOQ2A01G AC Drive Q2A Technical Manual
■ n8-69 Spd Obs. P Gain Control
No.
(Hex.)
Name Description
Default
(Range)
n8-69
(065D)
Expert
Spd Obs. P Gain Control
Sets the gain that the drive uses for speed estimation. Usually it is not necessary to change this
setting.
1.00
(0.00 - 20.00)
■ n8-72 Spd Obs. Method Selection
No.
(Hex.)
Name Description
Default
(Range)
n8-72
(0655)
Expert
Spd Obs. Method Selection
Selects the speed estimation method. Usually it is not necessary to change this setting.
2
(1, 2)
1 : Method 1
2 : Method 2
■ n8-74 Light Load Iq Level
No.
(Hex.)
Name Description
Default
(Range)
n8-74
(05C3)
Expert
Light Load Iq Level
Set n8-48 [Pull-In Current (for PM Motors)] to the level of the load current (q-axis current) to be
applied.
30%
(0 - 255%)
Note:
• If n8-74 > n8-75 [Mid Load Iq Level (Low)], the drive will detect oPE08 [Parameter Selection Error].
• The change is linear between n8-74 and n8-75 and the level of the pull-in current from n8-48 to n8-78 [Mid Load Id Current].
■ n8-75 Mid Load Iq Level (Low)
No.
(Hex.)
Name Description
Default
(Range)
n8-75
(05C4)
Expert
Mid Load Iq Level (Low)
Set n8-78 [Mid Load Id Current] to the level of the load current (q-axis current) to be applied.
50%
(0 - 255%)
Note:
• If n8-74 [Light Load Iq Level] > n8-75, the drive will detect oPE08 [Parameter Selection Error].
• The change is linear between n8-74 and n8-75 and the level of the pull-in current from n8-48 to n8-78 [Mid Load Id Current].
■ n8-77 Hvy Load Iq Level
No.
(Hex.)
Name Description
Default
(Range)
n8-77
(05CE)
Expert
Hvy Load Iq Level
Set n8-49 [Heavy Load Id Current] to the level of the load current (q-axis current) to be applied.
90%
(0 - 255%)
Note:
The change is linear between n8-75 [Mid Load Iq Level (Low)] and n8-77 and the level of the pull-in current from n8-78 [Mid Load Id
Current] to n8-49 [Heavy Load Id Current].
■ n8-78 Mid Load Id Current
No.
(Hex.)
Name Description
Default
(Range)
n8-78
(05F4)
Expert
Mid Load Id Current
Sets the level of the pull-in current for mid-range loads.
0%
(0 - 255%)
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