Liebert AC4 User Manual

Feature Default Other Options
LABEL
DEVICE_1
Any name (up to eight characters)
NORM OPEN/CLOSE NO (Normally open) NC (Normally closed)
ALARM/EVENT AL (Alarmable) EV (Event)
LATCHED L (Latched) / Y (Yes)* NL (Unlatched) / N (No)*
DELAY 00:01 (1 second) Any time (in minutes and seconds) from 00:00 to 99:59
Table 7.2
Default settings - digital inputs
NOTE: Different abbreviations are used to designate a digital input as Latched or Unlatched as shown below.
Settings - Select Input
Menu
(see Setup System - Setup Inputs
on the previous page)
When configuring an input
(see Set Up Alarmable Inputs in Latched or Unlatched Mode on page47)
Unlatched NL (Not Latched) N (No, not latched)
Latched L (Latched) Y (Yes, latched)
7.3.1 Change Label (Name of Input)
Each input has a default label (Device_1, Device_2, etc.) that you may
change to a more descriptive name for ease in recognizing alarms and
events associated with the input. The label may consist of up to eight
characters (see Table 7.1 on page41 for valid characters).
The device name assigned through this menu is also displayed for the
corresponding output.
Label Applies to:
Device_1 Input 1 Output 1
Device_2 Input 2 Output 2
Device_3 Input 3 Output 3
Device_3 Input 3 Output 3
Table 7.3
Input and output labels
If the input label is changed, the output will change also.
• From the Setup Inputs Menu, choose Label for the selected input—Label: Device_1 in the
example at right—and press Enter.
• To change the input’s label, which may consist of up to eight characters:
Vertiv | Liebert® AC4 User Manual | 45

Liebert AC4 Specifications

General

Brand	Liebert
Model	AC4
Category	Control Unit
Language	English