JJ Sleet

Electronic Volume Correctors

Electronic Volume Corrector in Panel

Dear Valued Customer/Partner,

Thank you for visiting RFLO website. 

Please visit : www.rmftek.com

for most recent information about our products and services. 


RFLO electronic volume correctors have been designed to meet metering, data acquisition and control requirements of metering stations in a gas distribution network. As with other RFLO gas metering products, these products combine many high performance metering and RTU functions to support remote metering and distribution management system.

Common features include:

  • Approved for legal metrology. MID and EN 12405 compliant
  • Certified for use in hazardous areas
  • AGA 8, GERG, AGA NX19, ISO 6976 algorithms
  • Volume, heating value, and density calculations
  • Variety of pluggable communication interfaces (GPRS, RS232, RS485)
  • Internet based remote access via GPRS
  • Encrypted, secure messaging
  • Remote configuration, monitoring and diagnostics
  • Additional digital and analog I/O for station telemetry
  • Integrated solenoid drive for safety shutdown
  • Compact, battery powered
  • 10 years battery life, 5 years with GPRS
  • Built in DC No-Break power supply/charger
  • Rugged IP66 housing
  • Modbus RTU master protocol support for interfacing to external devices

VC211LL High Performance Electronic Volume Corrector 

The VC211LL™ is an advanced, high accuracy, electronic volume corrector specially designed to meet the emerging requirements of gas distribution utilities.

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