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Start-up and control panel 71

ACH550-01 User's Manual

For detailed hardware description, see chapter Technical data.

Note: The current parameter value appears below the

highlighted parameter.

Note: To replace the displayed value of a parameter with the

default value, press the UP/DOWN keys simultaneously.

Note: The most typical and necessary parameters to change are

the following parameter groups: Group 99: START-UP DATA,

Group 10: START/STOP/DIR, Group 11: REFERENCE

SELECT, Group 13: ANALOGUE INPUTS, Group 16: SYSTEM

CONTROLS, Group 20: LIMITS, Group 22: ACCEL/DECEL,

Group 40: PROCESS PID SET 1, Group 41: PROCESS PID

SET 2 and Group 42: EXT / TRIM PID.

Note: To restore the default factory settings, select the HVAC

default application macro.

Modes

The HVAC control panel (operator keypad) has several different

modes for configuring, operating and diagnosing the drive. The

modes are:

• Output (Standard display) mode – Shows drive status

information and operates the drive.

• Parameters mode – Edits parameter values individually.

• Assistants mode – Guides the start-up and configuration.

• Changed parameters mode – Shows changed parameters.

• Drive parameter backup mode – Uploads or downloads the

parameters between the drive and the control panel.

• Time and date mode – Sets the time and date for the drive.

• I/O settings mode – Checks and edits the I/O settings.

• Fault logger mode – Shows fault history, details and help text

for the fault.

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ABB ACH550-01 User Manual

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