Motor speed high limit [rpm, Motor speed low limit [rpm, Motor speed low limit [hz – GE Industrial Solutions AF-650 GP General Purpose Drive Programming Guide User Manual

Page 37: F-17 motor speed high limit [rpm, Motor speed low limit [hz] or, F-18 motor speed low limit [rpm, F-15 motor speed high limit, F-17 motor speed high, Limit [rpm, F-12 motor

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background image

F-12 Motor Thermistor Input

Option:

Function:

NOTE

This parameter cannot be adjusted
while the motor is running.

Select the input to which the thermistor

(PTC sensor) should be connected. An

analog input option [1] or [2] cannot be

selected if the analog input is already in

use as a reference source (selected in

F-01 Frequency Setting 1, C-30 Frequency

Command 2 or C-34 Frequency Command

3).

[0]

*

None

[1]

Analog Input 53

[2]

Analog Input 54

[3]

Digital input 18

[4]

Digital input 19

[5]

Digital input 32

[6]

Digital input 33

NOTE

Digital input should be set to [0] PNP - Active at 24 V in
E-0#.

F-15 Motor Speed High Limit [Hz]

Range:

Function:

60.0

Hz

*

[par.

F-16 -

par. F-03

Hz]

Enter the maximum limit for motor speed.

The Motor Speed High Limit can be set to

correspond to the manufacturer’s

recommended maximum of the motor shaft.

The Motor Speed High Limit must exceed the

in F-16 Motor Speed Low Limit [Hz]. Only

F-17 Motor Speed High Limit [RPM] or

F-15 Motor Speed High Limit [Hz] will be

displayed depending on other parameters in

the Main Menu and depending on default

settings dependant on global location.

NOTE

Max. output frequency cannot exceed 10% of the carrier
frequency (F-26 Motor Noise (Carrier Freq)).

F-16 Motor Speed Low Limit [Hz]

Range:

Function:

0 Hz

*

[0 - par.

F-15 Hz]

Enter the minimum limit for motor speed.

The Motor Speed Low Limit can be set to

correspond to the minimum output

frequency of the motor shaft. The Motor

Speed Low Limit must not exceed the

setting in F-15 Motor Speed High Limit [Hz].

F-17 Motor Speed High Limit [RPM]

Range:

Function:

3600

RPM

*

[par. F-18 -

60000 RPM]

Enter the maximum limit for motor

speed. The Motor Speed High Limit can

be set to correspond to the

manufacturer’s maximum rated motor

speed. The Motor Speed High Limit

must exceed the setting in F-18 Motor

Speed Low Limit [RPM].

NOTE

Max. output frequency cannot exceed 10% of the carrier
frequency (F-26 Motor Noise (Carrier Freq)).

F-18 Motor Speed Low Limit [RPM]

Range:

Function:

0 RPM

*

[0 - par.

F-17 RPM]

Enter the minimum limit for motor speed.

The Motor Speed Low Limit can be set to

correspond to the manufacturer’s

recommended minimum motor speed. The

Motor Speed Low Limit must not exceed

the setting in F-17 Motor Speed High Limit

[RPM].

3.3.4 F-2# Fundamental 2

Parameters to configure drive Start Speed, Start Current,
Holding Time and Motor Noise (Carrier Frequency).

F-20 PM Start Mode

Option:

Function:

[0]

Rotor

Detection

Suitable for all applications where the motor

is known to be standing still when starting

(e.g. conveyors, pumps and non wind milling

fans).

[1]

*

Parking

If the motor turns at a slight speed (i.e.

lower than 2-5% of the nominal speed) e.g.

due to fans with light wind milling, select [1]

Parking and adjust B-06 Parking Current and

B-07 Parking Time accordingly.

F-22 Start Speed [RPM]

Range:

Function:

0 RPM

*

[0 - 600

RPM]

Set a motor start speed. After the start

signal, the output speed leaps to set value.

Set the start function in F-25 Start Function

to [3] Start speed cw, [4] Horizontal operation

or [5] Adv. Vector Control/Flux Clockwise, and

set a start delay time in F-24 Holding Time.

Parameter Descriptions

AF-650 GP Programming Guide

36

DET-618C

3

3

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