Frequency set group (cont.) – Rockwell Automation 1305 AC Drive, Series A and B, Firmware 4.xx-5.xx User Manual

Page 99

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Chapter 5 – Programming

5-27

Frequency Set Group (cont.)

[Decel Time 2]

Parameter # 31

Factory Default 10.0 Sec

[Decel Time 2]

Parameter Type Read & Write

Minimum 0.0 Sec

This value determines the time it will take the drive to ramp
from [Maximum Freq] to 0 Hz. The rate is linear unless
[S Curve] is ‘‘Enabled” or [Stop Select] is set to
‘‘S-Curve.” It applies to any decrease in command
frequency unless [Decel Time 1] is selected. Refer to
charts on Pages 5-29 and 5-30.

Units 0.1 Second

Maximum 3600.0 Sec

[Preset Freq 1-7]

Parameter # 27-29 & 73-76

Factory Default 0.0 Hz

[Preset Freq 1-7]

Parameter Type Read & Write

Minimum 0.0 Hz

These values set the frequencies that the drive will output
when selected. Refer to charts on Pages 5-29 and 5-30.

Units 0.1 Hz

Maximum 400.0 Hz

[Skip Freq 1-3]

Parameter # 32-34

Factory Default 400 Hz

[Skip Freq 1-3]

Parameter Type Read & Write

Minimum 0 Hz

These values, in conjunction with [Skip Freq Band],
create a range of frequencies at which the drive will not
operate continuously.

Units 1 Hz

Maximum 400 Hz

Programming the drive for Frequency Source and Accel/Decel Control

Use Table 5.A through Table 5.C to determine which frequency source and Accel/Decel Time are suitable to your application.
Switch or contact inputs at terminal TB2 are used to select functionality based on how you program parameters (26), (72), and (21).

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