Programming and Parameters 3-13
Advanced Program Group
Stop drive before changing this parameter.
A051 [Digital In1 Sel]
(I/O Terminal 5)
A052 [Digital In2 Sel]
(I/O Terminal 6)
Related Parameter(s): A067
, A068, A070-A073, A078, A079
Selects the function for the digital inputs. Refer to the flowchart on page 1-17 for more information on
speed reference control priority.
Options 0 “Not Used”
1 “Accel 2 & Decel 2” • Can only be tied to one input.
• When active, A067 [Accel Time 2] and A068 [Decel Time
2] are used for all ramp rates except Jog.
Refer to the flowchart on page 1-18 for more information on
Accel/Decel selection.
2 “Jog” • When input is present, drive accelerates according to the
value set in A079 [Jog Accel/Decel] and ramps to the
value set in A078 [Jog Frequency].
• When input is removed, drive ramps to a stop according to
the value set in A079 [Jog Accel/Decel].
• A valid “Start” command will override this input.
3 “Auxiliary Fault” When enabled, an F2 Auxiliary Input fault will occur when the
input is removed.
4 “Preset Frequencies”
(Default)
Refer to A070 - A073 [Preset Freq x].
Important: Digital Input 1 or 2 has priority for frequency
control when it is programmed as a Preset Speed and is
active.
5 “Local” When active, sets integral keypad as start source and
potentiometer on the integral keypad as speed source.
6 “RS485 (DSI) Port” • Can only be tied to one input.
• When active, sets communications device as default start/
speed command source.
7 “Clear Fault” When active, clears an active fault.
userman.book Page 13 Friday, June 21, 2002 2:48 PM
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