The MV311 is a thermal energy calculator certified according to MID MI004 (2014/32/EU Annex VI) and compliant with EN1434. It is designed to deliver fast and accurate energy calculations in both heating and cooling systems, making it suitable for residential, commercial, and industrial applications, including retrofit projects.
Fully compatible with PT100, PT500, and PT1000 temperature sensors and any flow meter technology, the MV311 adapts easily to a wide range of system configurations.
When combined with ISOMAG electromagnetic meters, it achieves unrivaled speed and precision in flow data acquisition and energy computation.
The device supports water and glycol mixtures (ethylene and propylene) up to 40% concentration, while maintaining full MID – MI004 compliance.
It features an integrated 4GB datalogger, and an advanced communication system supporting up to 3 simultaneous protocols, including Modbus, M-Bus, and BACnet (BTL certified) via RS485 and RJ45 Ethernet ports.
Power can be supplied via PoE (Power over Ethernet), with an optional backup battery to ensure maximum operational continuity.
The MV311 is rated IP65 and can be configured locally via USB.
The Quick Setup function allows users to adjust key settings before the device is sealed, in compliance with MID – MI004.
The MV311 is the complete solution for certified energy metering, control, and integration into intelligent building energy management systems.
The energy calculator MV311, flow meters, energy meters, ultrasonic flowmeters, and industrial automation systems have been ISOIL Industria‘s passion and continuous research since 1958, and for any information or advice please do not hesitate to contact our specialists.
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