The Landis & Gyr T450 is a high-performance heat meter designed for precise energy measurement in heating and cooling applications. Built for durability and accuracy, it complies with MID Class 2 (EN1434) standards, ensuring reliable performance in district heating, commercial, and industrial systems.
With a robust design, the T450 operates efficiently under high temperatures and pressures, making it ideal for demanding environments. It features advanced communication options, including M-Bus and Wireless M-Bus, for seamless integration with energy management systems. Designed for ease of installation and long-term stability, the T450 is a trusted solution for accurate heat metering.
Landis & Gyr T450 – Features & Benefits
- Metering Accuracy: MID Class 2 (EN1434)
- Housing: IP54 (heating), IP65 (cooling)
- Power Supply Options: Battery (up to 16 years), 24V AC/DC, 230V AC
- LCD Display: High-contrast, 8-digit display for easy reading
- Energy Units: kWh/MWh, GJ
- Temperature Range: 5°C to 130°C (heating & cooling applications)
- Pressure Rating: Up to 16 bar
- Pipe Sizes: Available from DN15 to DN150
- Installation: Horizontal and vertical mounting options
- Communication: M-Bus, Wireless M-Bus, Pulse output, LoRaWAN (optional)
- Data Logging: Integrated data logger for consumption analysis
- Durability: Long-life battery and stable ultrasonic measurement for minimal maintenance
Available Models
| PART NUMBER | Size (mm) | Connection Type | Min Flow qi (l/h) | Nominal flow qp (m3/h) | Max Flow qs (m3/h) | Body Length (mm) | Max Temp | MID Class | Pressure (bar) |
|---|---|---|---|---|---|---|---|---|---|
| L&G-T450/15 | 15 | Screwed | 15 | 1.5 | 3 | 110 | 130 | Class 2 | 16 |
| L&G-T450/20 | 20 | Screwed | 25 | 2.5 | 5 | 130 | 130 | Class 2 | 16 |
| L&G-T450/25 | 25 | Screwed | 25 | 3.5 | 7 | 260 | 130 | Class 2 | 16 |
| L&G-T450/25H | 25 | Screwed | 25 | 6 | 12 | 260 | 130 | Class 2 | 16 |
