Emerson AC4 user manual Opening Screen Overview, Main Menu Overview, LCD Menu Overview

Overview of Menus

4.1Opening Screen Overview

The Liebert AC4 displays the Opening Screen at startup, as shown in Figure 7.

•If any alarms are active, the Current Alarm screen appears. (Pressing any key on the LCD keypad will silence the audible alarm.)

If no alarms are present, the Main Menu appears.

4.2Main Menu Overview

The Main Menu offers access to all functions within the panel. As shown in Table 7, the functions are organized into three sections with step-by-step instructions.

Table 7		Primary Functions Overview
		Section	Description
			These features are available to all users. This permits all personnel to check the
5.0	- View Status Options		status of any monitored equipment or location. From this menu, any user may:
	(both LCD and Service		• View active alarms
	Terminal Interface)		• View the current status of digital inputs and outputs
			• View data stored in the alarm and event logs
6.0	- Silence Alarm & Backup		These features—available via the Service Terminal Interface only—allow users to:
	Log Files (Service		• Silence the audible alarm
	Terminal Interface only)		• Back up the alarm and event logs
7.0	- System and Control		These options require a password. Authorized users may:
	Options (some functions		• Configure the Liebert AC4
	available via Service		• Override automatic control of outputs to force an output ON or OFF
	Terminal Interface only)		• Clear active alarms and delete all records in the alarm and event logs

4.3LCD Menu Overview

Figure 7 shows an overview of the initial screens available through the LCD interface. For comparable information about the Service Terminal Interface screens, see A.3 - Overview of Menus.

Figure 7 LCD Menu overview

“View Status” selected

>VIEW STATUS SYSTEM AND CONTROL

↑↓=NEXT ↵=SELECT

Opening Screen

LIEBERT AC4

DD-MON-YY HR:MM:SS

VX.XXX.X

PRESS ↵=STATUS/SETUP

Main Menu

VIEW STATUS

SYSTEM AND CONTROL

↑↓=NEXT ↵=SELECT

See Section

5.0

(If any alarms detected) Current Alarm screen

(see 5.1 View Active Alarms)

“System & Control” selected			See Section
VIEW STATUS		7.0
> SYSTEM AND CONTROL
↑↓=NEXT	↵=SELECT

View Status Menu

(All users - no password)

VIEW ACTIVE ALARMS VIEW ALARM LOG VIEW EVENT LOG VIEW INPUT STATUS VIEW OUTPUT STATUS

See Section

5.1

5.2

5.3

5.4

5.5

System & Control Menu (Password required)

SETUP SYSTEM OVERRIDE OUTPUT CLEAR ALARMS & LOGS

See Section

7.2

7.9

7.10

17 Liebert® AC4™