Compact ultrasonic heat meter F90U3, radio, Qp 3.5 m³, DN20, 130mm

- For legally compliant consumption and heating cost billing in accordance with the Heating Cost Ordinance (HeizkV)
- With integrated radio module (Wireless M-Bus, OMS, 868 MHz)
- Individual AES radio key included with each meter
- Removable arithmetic unit with integrated Wall brackets
- Integrated optical interface
- Batteries can be replaced
- Installation position: horizontal or vertical
- Can be used in return and flow
- MID-compliant (MID DE-16-MI004-PTB025)
- Power supply units 230 V/AC can be retrofitted on site

Technical data
- Ambient temperature: 5-55°C
- Operating pressure max.: 16 bar
- Operating temperature range: 15-90°C
- Housing material: brass
- Probe cable length: 1.5 m
- Protection class: IP65
- Power supply: Batteries 3V (A-cell) 10 years
- Measuring accuracy: Class 2 Class 3
- Measuring cycle: 2 and 60 sec.

• Sensor: ø 5.2 mm

- Cable length arithmetic unit: 0.85 m