Belimo EV040R2+BAC - 2-way Energy Valve control valve DN 40

Belimo Energy Valve EV040R2+BAC

2-way control valve with actuator, flow sensor and thermal energy meter. Designed for closed water systems and water-side control in ventilation and heating systems.

Key features and parameters

• DN 40, PN 25; Rp 1 1/2" female and G 2" male threads.
• Nominal flow V'nom 2.78 l/s (10 m³/h); V'max setting: 25...100% of V'nom.
• Control of flow, power, position or differential pressure; power and energy monitoring.
• Medium: water or water with up to max. 60% vol. glycol; medium temperature -10...120°C [14...248°F].
• Glycol concentration monitoring; integrated delta T manager and data logging for 13 months.
• AC/DC 24 V supply; power consumption during operation 5 W, in standby position 3.9 W, for cable sizing 7.5 VA.
• Control signal 2...10 V; modulating, communicative or hybrid control.
• Communication: BACnet/IP, BACnet MS/TP, Modbus TCP, Modbus RTU, MP-Bus, Cloud. Integrated web server and NFC interface for configuration using Belimo Assistant 2.
• Differential pressure ∆pmax 350 kPa; closing pressure ∆ps 1400 kPa.
• IEC/EN IP54 protection rating; IEC/EN protection class III, Protective Extra-Low Voltage (PELV).
• Manual adjustment by push-button with lock option; 1 m connection cable. Insulation shell included.

In differential pressure control mode, a suitable external sensor is required and is not included. For medium temperatures of -10...2°C, the manufacturer recommends heating the stem or using a valve neck extension.