- Detailed installation and operation guide.
If you can tell me or which sensor type is failing , I can provide more specific troubleshooting steps for your setup. Share public link
Liebert RDU-A G2 | Vertiv Infrastructure Management Solutions
The RDU-A G2 can record and display up to 1,000 pieces of PUE historical records. rdu-a g2 user manual
: Tracks temperature, humidity, water leaks, smoke detection, and vibrations.
and supports expansion via IRM cards (e.g., IRM-4COM, IRM-8DIAI). Key Functional Capabilities Comprehensive Monitoring:
Once the system powers up, the operating system can be configured over any standard web browser using the default IP credentials: Liebert® RDU-A-G2 - Vertiv - Detailed installation and operation guide
: Port configurations match a +12VDC @ 0.1A terminal block layout tailored for early detection photo-electric smoke heads.
The system records all alarms and sensor readings in a chronological log.
The primary landing page gives you a bird's-eye view of your critical infrastructure. It typically features: The system records all alarms and sensor readings
| Feature | RDU‑A (older) | RDU‑A G2 (newer) | | - | - | - | | Power input | Single external power | (redundancy) | | Expansion slots | One slot (IRM‑4COM only) | Two slots (supports 4COM, 8DIAI, 8DOAO) | | Network ports | One (manual IP only) | Two 10/100M ports (DHCP + static) | | Maximum nodes | 28 | 32 (expandable via license to 32) | | USB ports | One (modem or camera) | Two (modem + camera or two cameras) |
Two 10/100 Mbps Ethernet ports provide network access and SNMP integration.
Maintain at least 50mm of space around the rear cooling vents to prevent thermal throttling.
To upgrade the RDU-A G2 application program:
Plug a standard Ethernet cable into the RJ45 port for LAN access.