GE AF-650 GP Programming Manual page 66

General purpose drive
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Parameter Descriptions
H-07 Accel/Decel Time 1 Type
Option:
Function:
NOTICE
If [1] S-ramp Const Jerk is selected and the
reference during ramping is changed, the
ramp time may be prolonged to realize a
jerk-free movement, which may result in
a longer start or stop time.
Extra adjustment of the S-ramp ratios or
switching initiators may be necessary.
For each of four ramps (parameter groups F-0#,
E-1#, H-0#, SP-7#, SP-8# and SP-9#) configure the
ramp parameters: ramp type, ramping times
(duration of acceleration and deceleration) and
level of jerk compensation for S ramps.
Start by setting the linear ramping times
corresponding to the figures.
If S-ramps are selected then set the level of
non-linear jerk compensation required. Set jerk
compensation by defining the proportion of
accel and decel times where acceleration and
deceleration are variable (i.e. increasing or
decreasing). The S-ramp acceleration and
deceleration settings are defined as a
percentage of the actual ramp time.
Select the ramp type, depending on
requirements for acceleration/deceleration.
A linear ramp gives constant acceleration during
ramping. An S-ramp gives non-linear
acceleration, compensating for jerk in the
application.
[0]
Linear
*
[1]
S-ramp
Acceleration with lowest possible jerk.
Const
Jerk
[2]
S-ramp
S-ramp based on the values set in
Const
parameter F-07 Accel Time 1 and
Time
parameter F-08 Decel Time 1.
H-08 Reverse Lock
Option:
Function:
NOTICE
This parameter cannot be adjusted while
the motor is running.
Select the motor speed direction(s) required.
Use this parameter to prevent unwanted
reversing. When parameter H-40 Configuration
Mode is set to [3] Process,
parameter H-08 Reverse Lock is set to [0]
Clockwise as default. The setting in
parameter H-08 Reverse Lock does not limit
options for setting parameter F-15 Motor Speed
DET-618D
AF-650 GP™ Programming Guide
H-08 Reverse Lock
Option:
[0]
Clockwise
*
[1]
Counter
clockwise
[2]
Both
directions
H-09 Start Mode
Option:
[0]
Disabled
*
[1]
Enabled
[2]
Enabled
Always
[3]
Enabled
Ref. Dir.
[4]
Enab.
Always Ref.
Dir.
NOTICE
This function is not recommended for hoisting
applications.
02/2016 All rights reserved.
Function:
High Limit [Hz] or parameter F-17 Motor Speed
High Limit [RPM].
The reference is set to CW rotation. Reversing
input (default terminal 19) must be open.
The reference is set to CCW rotation. Reversing
input (default terminal 19) must be closed. If
reversing is required with reverse input open,
the motor direction can be changed by
parameter H-48 Clockwise Direction
Allows the motor to rotate in both directions.
Function:
NOTICE
This parameter cannot be adjusted
while the motor is running.
This function makes it possible to catch a
motor which is spinning freely due to a mains
drop-out.
No function
Enables the frequency converter to catch and
control a spinning motor.
When parameter H-09 Start Mode is enabled,
parameter F-24 Holding Time and
parameter F-25 Start Function have no
function. When parameter H-09 Start Mode is
enabled, parameter H-58 Flying Start Test Pulses
Current and parameter H-59 Flying Start Test
Pulses Frequency are used to specify the
conditions for the flying start.
3
3
65

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