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Rockwell Automation 1336 8A-48A Fiber Industry User Manual

Page 87

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5–21

Programming

[Reset/Run Tries]

This value sets the maximum number of times the
drive attempts to reset a fault and restart before the
drive issues a “Max Retries Fault”. See Chapter 6 for
a list of resettable faults.

Parameter Number

85

Parameter Type

Read and Write

Display Units / Drive Units

1 Try / Tries

Factory Default

0

Minimum Value

0

Maximum Value

9

[Reset/Run Time]

This value sets the time between restart attempts
when [Reset/Run Tries] is set to a value other than
zero.

Parameter Number

15

Parameter Type

Read and Write

Display Units / Drive Units

0.1 Second / Seconds x 100

Factory Default

1.0 Sec

Minimum Value

0.5 Sec

Maximum Value

30.0 Sec

[S Curve Enable]

This parameter enables the fixed shape S curve
accel/decel ramp. Programmed accel/decel times
are doubled if [S Curve Time] is set to “0”. An
adjustable S curve will be created if [S Curve Time]
is greater than zero.

Parameter Number

57

Parameter Type

Read and Write

Factory Default

“Disabled”

Units

Display Drive

“Disabled” 0

“Enabled” 1

Accel Time

1 or 2

Decel Time

1 or 2

Speed

Time

S Curve Time + Accel Time 1 or 2

Accel Time

1 or 2

S Curve Time + Decel Time 1 or 2

Decel Time

1 or 2

Speed

Time

Fixed S Curve

Accel Time = 2 x [Accel Time 1 or 2]
Decel Time = 2 x [Decel Time 1 or 2]

Adjustable S Curve

Case 1

(see adjacent diagram)

[S Curve Time] < [Accel Time 1 or 2], and
[S Curve Time] < [Decel Time 1 or 2],
then
Accel Time = [Accel Time 1 or 2] + [S Curve Time],
and
Decel Time = [Decel Time 1 or 2] + [S Curve Time]

Case 2

[S Curve Time]

[Accel Time 1 or 2], and

[S Curve Time]

[Decel Time 1 or 2],

then
Accel Time = 2 x [Accel Time 1 or 2], and
Decel Time = 2 x [Decel Time 1 or 2]

Note: If [S Curve Time]

programmed accel/decel

times any further increase in [S Curve Time] will
have no effect on the total accel/decel times.

Feature Select