Program group parameters, Program group, 30 [accel time 1 – Rockwell Automation 160 SER A FRN 1.XX-4.XX User Manual

Page 30: 31 [decel time 1, Minimum frequency, Maximum frequency, 34 [stop mode select, 35 [base frequency, 36 [base voltage, P# parameter description

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Chapter 5 - Parameters and Programming

5–4

Program Group Parameters

This group contains parameters whose values can be programmed. Refer to the “Programming Example”
outlined earlier in this chapter. Unless otherwise stated, parameters that are programmed while the
controller is running take immediate effect.

Program Group

P#

Parameter Description

Min/Max

Range

Units

Factory

Default

30

[Accel Time 1]

Time for the controller to ramp from 0.0 Hz. to P33 -

[Maximum Frequency]. The rate is linear for any increase in command
frequency unless P53 - [S-Curve] is set to a value other than 0".

Max. Frequency

'

'

a

a

Speed

Time

0

0

'

Accel

Time

Decel

Time

0.1 to 600

0.1 Seconds

10.0

Seconds

31

[Decel Time 1]

Time for the controller to ramp from P33 - [Maximum

Frequency] to 0.0 Hz. The rate is linear for any decrease in command frequency
unless P53 - [S-Curve] is set to a value other than 0". See P30-[Accel Time]
figure above.

0.1 to 600

0.1 Seconds

10.0

Seconds

32

À

[Minimum Frequency]

Lowest frequency that controller will output

continuously.
Note: This parameter cannot be programmed while the controller is running.

0 to 240

1 Hz

0 Hz

33

À

[Maximum Frequency]

Highest frequency the controller will output.

Note: This parameter cannot be programmed while the controller is running.

0 to 240

1 Hz

60 Hz

34

[Stop Mode Select]

Determines stopping mode used by the controller

when a stop is initiated. Refer to the P44 - [DC Hold Time] and P45 - [DC Hold
Volts] diagrams.

Settings:

0 = Ramp to Stop

1 = Coast to Stop

2 = DC Injection Braking

0 to 2

Numeric

Value

0

35

[Base Frequency]

Set value to motor's rated nameplate frequency.

10 to 240

1 Hz

60 Hz

Á

36

[Base Voltage]

Set value to motor's rated nameplate voltage.

20 to 460 for

460V units and

20 to 230 for

230V units

1 Volt

460 Volts for

460V units

and 230 for

230V units

À The analog inputs to the controller (i.e.,4-20mA, 0 to +10 V, or remote potentiometer) can be scaled to P32 - [Minimum Frequency] and

P33 - [Maximum Frequency] by programming P60 - [Analog Scale Teach].

Á For controllers without a program keypad module, you can change P35 - [Base Frequency] to 50 Hz via a dipswitch located under the blank

front panel. See the Removing Program Keypad Module section in Chapter 3.

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