Gram IF 4000 Manual De Uso página 238

Basic Program Group
P038 [Speed Reference]
Sets the source of the speed reference to the drive.
Important: When A051 or A052
active, A051 or A052 will override the speed reference commanded by this parameter.
Refer to Start and Speed Reference Control on page 1-17
can override the setting of this parameter.
Options 0 "Drive Potentiometer"
(Default)
1 "Internal Freq"
2 "0-10V Input/Remote
Potentiometer"
3 "4-20mA Input"
4 "Preset Freq 0-3"
5 "RS485 (DSI) Port"
P039 [Accel Time 1]
Sets the rate of acceleration for all speed increases.
Maximum Freq
=
Accel Rate
Accel Time
Values Default
Min/Max:
Display:
[Maximum Freq]
Speed
0
[Accel Time]
0
(continued)
Related Parameter(s): d012, A069, A070, A071, A072,
[Digital Inx Sel]
Internal frequency command from the potentiometer on the
integral keypad.
Internal frequency command from A069
External frequency command from the 0-10V analog input or
remote potentiometer.
External frequency command from the 4-20mA analog input.
External frequency command as defined by A070 - A073
[Preset Freq x]
programmed as "Preset Frequencies" and the digital inputs
are active.
External frequency command from the communications port.
Related Parameter(s): P038, P040, A051, A052,
10.0 Secs
0.0/600.0 Secs
0.1 Secs
[Decel Time]
Time
Programming and Parameters
is set to option 2, 4, 5 or 6, and the digital input is
for details about how other drive settings
when A051 and A052
3-11
A073
[Internal Freq].
[Digital Inx Sel] are
A067