Emerson Liebert GXT4-6000RT230 - On Battery; Low Battery; Liebert Intellislot Communication Cards; Liebert Multilink

Chapter 9 Communication 31
Activation of the Battery Mode Shutdown will be logged as an event in the event history log.
 Note
1. Remote Power Off will be performed by NO contact.
2. The current limited source for the optocoupler (+12VDC, 50mA) will be available from UPS. The connection to the Liebert®
GXT4™ for remote connection will be via terminal block connector.
3. Battery Mode Shutdown wiring must conform to all national, regional and local wiring codes and laws.
4. This signal must last for 1.5 seconds or longer.
5. A battery shutdown signal will not cause an immediate shutdown. It will start a 2-minute shutdown timer. This timer cannot be
stopped once triggered. If the utility power returns during this countdown, the Liebert GXT4 will still shut down and must remain
shut down for 10 seconds. Whether the UPS turns back On when the power is restored depends on the auto-restart setting.
9.2.3 On Battery
On Battery signal is a Normally Open (NO) dry contact. When the UPS is supplying output power from the battery this
dry contact will be closed.
9.2.4 Low Battery
Low Battery signal is a Normally Open (NO) dry contact. When the UPS is supplying output power from the battery
and has reached the Low Battery Warning time selected in the configuration program, this dry contact will be closed.
 Note
The rated values for the dry contacts for the On Battery and Low Battery signals are:
 Rated Voltage: 30V (AC or DC)
 Rated Current: 300mA
9.3 Liebert IntelliSlot® Communication Cards
The Liebert IntelliSlot port accepts three optional cards:
 Liebert IntelliSlot SNMP Card
 Liebert IntelliSlot Relay Card
 Liebert IntelliSlot 485 Card
The Liebert IntelliSlot SNMP Card provides SNMP monitoring and control of the UPS across the network.
The Liebert IntelliSlot Relay Card provides dry contact relay outputs for custom-wired applications and delivers
support for built-in shutdown for AS/400 systems.
The Liebert IntelliSlot 485 Card is used to connect the UPS and computer system.
Follow instructions provided with the Liebert IntelliSlot card to configure Liebert MultiLink®, the UPS or any additional
ancillary product for the Liebert GXT4. These instructions are available at multilink.liebert.com
9.3.1 Liebert® MultiLink®
Liebert MultiLink monitors the UPS continuously and can shut down a computer or server in the event of an extended
power failure.
Liebert MultiLink can also be configured for use without the USB cable when the Liebert IntelliSlot®
SNMP/Web card is installed in the UPS. Additionally, Liebert MultiLink can be configured to coordinate shutdown
across the network with other computers running Liebert MultiLink when you purchase
a Liebert MultiLink License Kit. For more information about the Liebert IntelliSlot SNMP/Web
Card and Liebert MultiLink License Kits, visit our Web site (www.liebert.com) or contact your local dealer or Emerson
representative.
Several option cards are available for use in the Liebert IntelliSlot port of the Liebert GXT4™. The
Liebert GXT4 UPS 5000VA ~ 10000VA (230V) User Manual