Belimo EV025R2+BAC - 2-way Energy Valve control valve DN 25

Belimo Energy Valve EV025R2+BAC

2-way control valve with thermal energy measurement, designed for closed water systems and modulating control of the water side of ventilation and heating systems. The device combines a control valve with an actuator, a flow sensor and temperature sensors.

Key features and specifications

• DN 25, PN 25; internal and external threaded connections Rp 1", G 1 1/4".
• V'nom 0.97 l/s (3.5 m³/h); V'max setting: 25...100% V'nom.
• Control of flow, power, position or differential pressure; monitoring of power and energy.
• Medium: water or water with 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.
• Supply AC/DC 24 V; power consumption during operation 4 W, in standby position 3.7 W.
• Control signal Y: 2...10 V; communication: BACnet/IP, BACnet MS/TP, Modbus TCP, Modbus RTU, MP-Bus, Cloud.
• Configuration via the integrated web server or NFC using Belimo Assistant 2; RJ45 Ethernet socket.
• ∆pmax 350 kPa; closing pressure ∆ps 1400 kPa; protection rating IEC/EN IP54.
• Manual override by button, with locking option; 1 m connection cable; insulation shell included.

At medium temperatures of -10...2°C, shaft heating or a valve neck extension is recommended.