Danfoss VLT HVAC Series Programming Manual page 8

Table of Contents

2 How to Program

GLCP keys

Menu keys

The menu keys are divided into functions. The keys below the display and

LEDs are used for parameter set-up, including choice of display indication

during normal operation.

[Status]

indicates the status of the adjustable frequency drive and/or the motor. Three different readouts can be chosen by pressing the [Status] key:

5 line readouts, 4 line readouts or Smart Logic Control.

Use

[Status]

for selecting the mode of display or for changing back to display mode from either the quick menu mode, main menu mode or alarm mode.

Also use the [Status] key to toggle single or double readout mode.

[Quick Menu]

allows quick set-up of the adjustable frequency drive. The most commonVLT HVAC Drive functions can be programmed here.

The [Quick Menu] consists of:

My Personal Menu

Quick Set-up

Function Set-up

Changes Made

Loggings

The Function Set-up provides quick and easy access to all parameters required for the majority of VLT HVAC Drive applications including most VAV and

CAV supply and return fans, cooling tower fans, primary, secondary and condenser water pumps and other pump, fan and compressor applications.

Among other features, it also includes parameters for selecting which variables to display on the LCP, digital preset speeds, scaling of analog references,

closed-loop single zone and multi-zone applications and specific functions related to fans, pumps and compressors.

The Quick Menu parameters can be accessed immediately unless a password has been created via par.0-60

Main Menu w/o Password

, par.0-65

It is possible to switch directly between Quick Menu mode and Main Menu mode.

[Main Menu]

is used for programming all parameters. The Main Menu parameters can be accessed immediately unless a password has been created via par.0-60

Menu Password

, par.0-61

the majority of VLT HVAC Drive applications, it is not necessary to access the Main Menu parameters but instead the Quick Menu, Quick Set-up and

Function Set-up provide the simplest and quickest access to parameters that are typically required.

It is possible to switch directly between Main Menu mode and Quick Menu mode.

A parameter shortcut can be carried out by pressing the

[Alarm Log]

displays an alarm list of the last five alarms (numbered A1-A5). To obtain additional details about an alarm, use the arrow keys to navigate to the alarm

number and press [OK]. Information is displayed about the condition of the adjustable frequency drive before it enters alarm mode.

The Alarm log button on the LCP allows access to both the alarm log and the maintenance log.

[Back]

reverts to the previous step or layer in the navigation structure.

[Cancel]

last change or command will be canceled as long as the display has not been changed.

2-4

Personal Menu Password

or par.0-66

Access to Main Menu w/o Password

,par.0-65

[Main Menu]