Vertiv Liebert EXM series User Manual

130 Chapter 9 Communication
Liebert EXM 80kVA ~ 200kVA UPS User Manual
9.3.1 Communication Through IS-Relay Card
The UPS provides an IS-Relay card for the user to use dry contact signals to monitor the UPS. The
IS-Relay card should be installed in an Intellislot port (see Figure 3-6) of the communication box in the
cabinet. For the installation and use of the IS-Relay card, refer to Liebert IntelliSlot IS-Relay Card User
Manual.
9.3.2 Communication Through Dry Contact Port
For on-site specific needs, the UPS may need auxiliary connection to achieve functions like acquiring
external equipment status information, providing alarm signals to external devices, and remote EPO. The
UPS has the following interfaces:
 Input dry contact port
 Output dry contact port
 EPO input port
For the functions and detailed information of these ports, refer to 3.2 Wiring Of Signal Cable.

Vertiv Liebert EXM series Specifications

General

Brand	Vertiv
Model	Liebert EXM series
Category	UPS
Language	English