Rockwell Automation MD65 User Manual Version 2.0 User Manual
Page 74
9-20
MD65 AC Drive User Manual
Provides a fixed frequency command value when Digital Inx Sel
(A051-A053) is set to 4 = Preset Frequencies. An active preset input
will override the speed command as shown in the flowchart in figure
6.2. See table 9.5.
Sets the output frequency when a jog command is issued. See
parameters A051-A054 for information on how to jog the drive.
A070
1
A071
1
A072
1
A073
1
A074
1
A075
1
A076
1
A077
1
Preset Freq 0
1
Preset Freq 1
Preset Freq 2
Preset Freq 3
Preset Freq 4
Preset Freq 5
Preset Freq 6
Preset Freq 7
Range:
0.0 to 400.0 Hz
Default:
0.0 Hz
See also:
P038, P039, P040, A051-A053, A067, A068,
A140-A147, A150-A157
1
To activate Preset Freq 0, set P038 (Speed Reference) to 4 = Preset Freq
Table 9.5 – Selecting the Reference Source Using Presets
Input State
of Digital In 1
(I/O Terminal 05
when A051 = 4)
Input State
of Digital In 2
(I/O Terminal 06
when A052 = 4)
Input State
of Digital In 3
(I/O Terminal 07
when A053 = 4)
Frequency Source
Accel / Decel Parameter Used
1
0
0
0
A070 (Preset Freq 0)
Accel Time 1 / Decel Time 1
1
0
0
A071 (Preset Freq 1)
Accel Time 1 / Decel Time 1
0
1
0
A072 (Preset Freq 2)
Accel Time 2 / Decel Time 2
1
1
0
A073 (Preset Freq 3)
Accel Time 2 / Decel Time 2
0
0
1
A074 (Preset Freq 4)
Accel Time 1 / Decel Time 1
1
0
1
A075 (Preset Freq 5)
Accel Time 1 / Decel Time 1
0
1
1
A076 (Preset Freq 6)
Accel Time 2 / Decel Time 2
1
1
1
A077 (Preset Freq 7)
Accel Time 2 / Decel Time 2
1
When a digital input is set to “Accel 2 & Decel 2,” and the input is active, that input overrides the settings in this
table.
A078 Jog Frequency
Range:
0.0 to Maximum Frequency (P035)
Default:
10.0 Hz
See also:
P035, A051-A054, A079