Drive control, The display, 3 drive control – Rockwell Automation GV3000/SE AC Gen. Purpose and Vector Drive Software Start-Up and Ref. Manual User Manual

Page 80: 4 the display, 1 display range

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GV3000/SE AC Drive Software Reference, Version 6.06

3.3 Drive Control

When the control source is the local keypad/display (the REMOTE LED is off), the

keypad is used to control the drive. This means that the drive will respond to START,

RUN/JOG, and FORWARD/REVERSE commands only from the keypad.

The functions of the keypad keys are described in section 3.5. Refer to the Control

Source parameter description (P.000) in chapter 4 for more information on selecting a

drive control source.

3.4 The Display

The display portion of the keypad/display is a four-character, seven-segment LED. At

drive power-up, SELF is displayed as the drive performs power-up diagnostics. During

drive operation, the display indicates parameter numbers, parameter values, fault or

alarm codes, and drive output values. Figures 3.2 and 3.3 show sample displays.

3.4.1 Display Range

Normally, a minus (-) sign is used as one of the four characters in the display to

indicate a negative value. If a value (including the minus sign) exceeds four

characters, the display will drop the minus sign and display four digits. In this case, the

SPEED LED will flash to indicate that the displayed value is a negative number. Refer

to the examples in table 3.1.

A decimal point to the right of the last digit in the display indicates there is further

resolution (examples A and E) unless a decimal point already appears as part of the

number displayed (example G). In either case, the system uses the full resolution of

the number for drive control, not the displayed value.

Figure 3.3 – Example of a Program Mode Display

Display shows
menu selections:

P.---
H.--- (If P.048 = U-H)
U.--- (If P.048 = UEC)
r.--- (if the optional

RMI board is
installed)

or
Err (Error Log)

PROGRAM LED is on

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