General specifications:

Measuring media
– Air, Nitrogen, Oxygen, Carbon dioxide, Methane, Hydrogen, Natural Gas, Biogas, Helium, Argon, Propane, Ethane, Ethene, Butane, Ammonia, more gas types on request
FMT430 measuring accuracy for air under reference conditions
– ±1.2 % of rate within 10 … 100 % of measuring range
– ±0.12 % full scale within 1 … 10 % of the measuring range
FMT450 measuring accuracy for air under reference conditions
– ±0.6 % of rate ±0.05 % full scale
FMT450 measuring accuracy for gases under reference conditions
– with optional process gas calibration
– ±1.6 % of rate ±0.1 % full scale
Integral and remote mount transmitter design
– single and dual compartment transmitter housing options
Measuring medium temperature
– -25 … 150 °C (-13 … 302 °F)
Ambient temperature
– -20 … 70°C ( -4 … 158°F)
– optional -40 … 70 °C (-40 … 158 °F)
– optional -50 … 70 °C (-58 … 158 °F)
Supply Voltage
– 100 … 240 V AC (-15 / +10 %)
– 24 V DC ±20 %
Process adaption via pipe components in different designs
– partial measuring sections (DN 25 …DN 100)
– wafer design pipe components (DN 40 … DN 200)
– Weld-on adapters (DN 100 … DN 3000)
FMT450 added functionality
– high accuracy calibration
– process gas calibration
– extended Measuring range
– high medium temperature up to 300 °C (572 °F)
– filling application software
– ApplicationSelector with up to 8 applications
…with up to 4 customer set applications
…with selectable gas type
…with selectable pipe inner diameter