Lenze EDB9300UES User Manual

Page 113

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Operation and Software

108

BA8230

Select terminal strip:

The 8230 frequency inverter is controlled exclusively through the terminal strip. (The
STOP signal is also active through the control unit).

AUTO demand

This parameter determines the source of the demand preset in the "AUTO" mode.

Select list:

- Motor potentiometer
- Analog terminal :27/:28
- Analog terminal :29/:30
- Field bus 1
- Field bus 2
- RS 422
- Fixed speed
- Technology

As supplied:

Motor potentiometer

MANUAL / AUTO changeover

This parameter determines whether the changeover between manual and automatic
operation is effective during operation or only when at a standstill.

Select list:

- When at a standstill
- When in operation

As supplied:

When at a standstill

Select "At standstill":

Changeover only possible at a standstill (pulses
disabled).

Select "In operation":

Changeover also possible when motor is running.

Note:

If the motor potentiometer is selected as the demand source, for example in the
MANUAL mode, the motor potentiometer demand is controlled to the speed actual
value on switching between AUTO/MANUAL. In general this control always applies
regardless of the manual or remote mode if the motor potentiometer is selected as the
demand source in the target operating mode. The motor potentiometer demand is
unipolar. Negative demands are initialised at the positive value. In order to avoid
unwanted reversing the changeover may only be made with unipolar demands.

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