Rdu-a G2 User Manual -
Cleaning: Use a soft, dry cloth to clean the display. Avoid harsh chemicals that can damage the IP65 coating.Terminal Checks: Periodically ensure that wiring connections remain tight, especially in high-vibration environments.
If the RDU-A G2 is connected to analog sensors (4-20mA or 0-10V), you must define the scale:
Open a secure web browser and input the default factory URL link to initialize the secure login screen.
| Specification | Details | | :--- | :--- | | | Height: 43mm (±0.5 mm); Width: 440mm (±1 mm); Depth: 311mm (±1 mm) | | Weight (Main Unit) | < 8 kg | | Dimensions (Expansion Cards) | Height: 20mm (±0.5 mm); Width: 158mm (±1 mm); Depth: 199mm (±1 mm) | | Weight (Expansion Cards) | < 1 kg | | Operating Temperature | 0°C to 50°C | | Storage Temperature | -40°C to +70°C | | Relative Humidity | 5% to 95% RH, non-condensing | | Cooling | Natural convection | | Protection Rating | IP20 | | Max Connected Devices/Nodes | Up to 32 nodes (including intelligent devices and sensors) | | Cable Standard | Standard Category 4 twisted-pair cable | | Maximum Connection Distance | ≤ 100 meters |
Two specialized sensor ports accept temperature and hybrid temperature/humidity sensors. rdu-a g2 user manual
: Out of the box, the unit monitors up to 16 downstream appliances using Modbus RS485 or SNMP protocols. This can scale up to 32 distinct appliances through software licenses.
From this page, you can also and installation tools (including USB drivers for the console port).
The RDU-A G2 is an all-in-one monitoring solution from Vertiv designed to track the health of your IT infrastructure. It acts as a central hub, gathering data from your UPS, cooling units, and generator sets, while simultaneously keeping an eye on the environment. Key Features at a Glance
The device provides an array of I/O options (digital/analog) and supports numerous communication protocols (TCP/IP, RS232/485). This allows it to seamlessly integrate with and monitor your UPS systems, precision air conditioners (ACs), power distribution units (PDUs), and a wide range of environmental and security sensors. Cleaning: Use a soft, dry cloth to clean the display
Before starting the physical deployment, verify that your micro-data center or server room meets the specific environmental parameters outlined in the Liebert RDU-A G2 Datasheet : Operational Parameter Rated Requirement -10ºC to +60ºC Storage Temperature -40ºC to +70ºC Relative Humidity 5% to 95% RH (Non-condensing) Atmospheric Pressure 70 kPa to 106 kPa Ingress Protection Level IP20 rating Cooling Method Passive / Natural cooling Hardware Port Mapping & Architecture
Disconnect the local configuration cable and plug the unit into your production network switch architecture. System Integration and Protocol Management
Congratulations on purchasing the RDU-A G2 device. This user manual will guide you through the safe and effective use of your device. The RDU-A G2 is a [briefly describe the device and its purpose].
Supports multiple sensor types, including 4DI (Digital Input) modular extensions. | Specification | Details | | :--- |
Access the web interface by typing the configured IP address into your browser’s address bar. Navigating the Web Interface
Liebert RDU-A G2 (also known as the RDU501) is an intelligent monitoring unit designed for infrastructure management in data centers and server rooms. Core Monitoring Features Integrated Device Management
: Support for dry contacts to manage door access switches, secondary relays, or external strobe alarms. System Installation & Wiring Steps
| Tool | Usage | | - | - | | Cross screwdriver (100 mm, 200 mm) | Installing brackets, dummy plates for expansion slots | | Digital multimeter (3.5‑bit display) | Inspecting electrical connections |
