Technical Specification
- Metrological approvals:
Compliant with EN12480:2002
Compliant with EN12480:2015
Compliant with OIML R137 1&2 (2014)
Compliant with MID 2014/32/EU - ATEX approvals:
Sensors compliant with Ex ia IIC T4… T6 Gb (-40ºC ≤ Ta +70ºC)
Encoder compliant with Ex ib IIB T3… T6 Gb (-25ºC ≤ Ta +55ºC) - Flow rates: 0.2 m3/h up to 1000 m3/h
- Nominal diameters: From DN25 to DN200 mm (1” to 8”).
- Mounting position: Horizontally or vertically
- Body: Compliant to Pressure Equipment Directive 2014/68/EU
- Temperature Range:
ATEX: -25°C to +70°C
MID: -25°C to +70°C (lower temperatures on request)
PED: -20°C to +70°C (lower temperatures on request)
Materials:
- Body: Aluminium
- Impellers: Aluminium
- Cartridge: Aluminium
- Timing gears: Carbon steel
- Bearings: Carbon steel / stainless steel
- Shafts: Stainless steel
- Gears: Delrin
- Index frame: Aluminium
- Index cover: PolycarbonateECI
Typical metrological characteristics
- Accuracy Qt to Qmax: ± 1% or better
- Accuracy Qmin to QT: ± 2% or better
- Repeatability: better than 0.1%
FMG Gas Meters FMR series are NMIM certified by SIRIM and also certified by NMI International.
