LMF12 Heat Meter Electromagnetic Flowmeter provides precise thermal energy measurement capabilities integrated with flow monitoring functionality. Specifically designed for HVAC applications, this specialized unit accurately calculates heat transfer rates while maintaining reliable flow measurement. The meter employs advanced 32-bit microprocessor technology with four electrodes to ensure exceptional stability and measurement precision across varying conditions. The LMF12 features built-in calculators for positive, negative, and differential flow measurements, allowing for comprehensive thermal system monitoring. Its modular design facilitates integration into building management systems, while the robust construction with no moving parts ensures long-term reliability and minimal maintenance requirements.
Specifications
- Accuracy of ±0.5% with reliable repeatability
- Medium temperature range: -25°C to 200°C
- Nominal sizes from DN6 to DN2000
- Operating pressure options from 0.6MPa to 4.0MPa
- Four-electrode system with multiple material options including SS316L and Hastelloy
- IP65 standard protection with IP67/IP68 options available
- Supports 4-20mA/Pulse/Frequency outputs and Modbus (RS485) communication
Winters Instruments offers general purpose pressure transmitters, aggressive media pressure transmitters, low pressure transmitters, anti-clogging submersible pressure transmitters, hydraulic pressure transmitters, LOH well service transmitters, sanitary pressure transmitters and flush mount pressure transmitters.

Winters Instruments offers high-quality pressure measurement and temperature instrumentation products, including pressure gauges, pressure switches, pressure transmitters, and thermometers. Designed for HVAC and industrial applications, their reliable solutions deliver accurate monitoring, robust performance, easy installation, and long-lasting durability across a wide range of process and environmental conditions.
Alyamitech
Alyamitech an Saudi Arabian distributor company specializing in HVAC products, valves, pumps, industrial instruments and MEP Signs. Company is based in Dammam and Saudi Arabia. Currently, we are official distributor of Winters Instruments Products in Saudi Arabia. We also distrubute products from Flamco Group, Grundfos, Envotec, Mifab, Vimco and other HVAC and precision instrument products. Read more




