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Caution, English 3. front panel controls & basic operation – Siemens G85139 User Manual

Page 14

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English

3. FRONT PANEL CONTROLS & BASIC OPERATION

G85139-H1750-U049-B

© Siemens plc 1997

26/09/97

14

3. FRONT PANEL CONTROLS & BASIC OPERATION

3.1 Front Panel Controls

CAUTION

The digital frequency setpoint has been set at 5.00 Hz in the factory. This means that, it is not
necessary to enter a frequency setpoint via the

button or parameter P005 in order to test

that the motor turns following a RUN command.

All settings must only be entered by qualified personnel, paying particular attention to the
safety precautions and warnings.

The parameter settings required can be entered using the three parameterisation buttons (P,

and

) on the

front panel of the inverter. The parameter numbers and values are indicated on the four digit LED display.

FORWARD / REVERSE

Button

LED Display

RS485

Interface

RUN

Button

STOP

Button

Removable
Cover Strip

JOG

Button

UP / INCREASE

Frequency

DOWN / DECREASE

Frequency

Parameterisation

Button

P

Jog

Pressing this button while the inverter is stopped causes it to start and run at the preset jog frequency. The
inverter stops as soon as the button is released. Pressing this button while the inverter is running has no
effect. Disabled if P123 = 0.

Press to start the inverter. Disabled if P121 = 0.

Press to stop the inverter.

LED Display

Displays frequency (default), parameter numbers or parameter values (when P is pressed) or fault codes.
Press to change the direction of rotation of the motor. REVERSE is indicated by a minus sign (values < 100)
or a flashing decimal point (values > 100). Disabled if P122 = 0

Press to INCREASE frequency. Used to change parameter numbers or values to higher settings during the
parameterisation procedure. Disabled if P124 = 0.

Press to DECREASE frequency. Used to change parameter numbers or values to lower settings during the
parameterisation procedure. Disabled if P124 = 0.

Press to access parameters. Disabled if P051 - P053 = 14 when using digital inputs.

Figure 9: Front Panel

Jog

P