The FFM64 series intelligent metal tube float flowmeter is a variable area flow meter produced using the latest patented technology. It is a commonly used variable area flow meter in industrial automation detection processes
Measuring instruments. It has the characteristics of small size, large detection range, and easy use, and can be used to measure the flow rate of liquids, gases, and vapors. Caliber range from DN15 to DN200, accuracy level 1.5, particularly suitable
Measurement of flow rate for low velocity and low flow media, as well as for high temperature, high pressure media, opaque and corrosive media.
Main technical parameters of FFM64 intelligent metal tube float flowmeter:
·Measurement range: Water (20 ℃) 1-200000 1/h; Air (20 ℃, 0.1013MPa) 0.03-4000m3/h
·Range ratio: 10:1
·Accuracy: Level 1.5
·Pressure rating: 1.6Mpa, 4.0Mpa, 16Mpa, 25Mpa
·Pressure loss: 7KPa-70KPa
·Medium temperature: Standard type (E): -80 ℃ -+200 ℃; PTFE：0℃-85℃； High temperature type: -80 ℃ -+300 ℃
·Allowable range of medium viscosity: Below this upper limit, flow measurement is not affected by viscosity
DN15：η< 5mPa.s (KV15.1-KV15.3)
η< 30mPa.s (KV15.4-KV15.8)
DN25：η< 250mPa.s； DN50-DN150：η< 300mPa.s
·Environmental temperature: Indicator with LCD display -30 ℃ -+65 ℃; Local indication type -40 ℃ -+80 ℃
·Connection form: flange connection HG20594, HG20595
·Cable interface: M20 * 1.5
·Power supply: Standard type: 24VDC, two-wire system 4-20mA
Communication type: 85~265VAC 50HZ
Battery type: 3.6V@7.5AH Lithium battery, with a continuous service life of more than three years
·Output signal: 4~20mADC
·Alarm output: upper or lower limit instantaneous flow alarm
Open collector output: maximum 100mA@30VDC Impedance of 100 ohms
Relay output: Contact capacity: 1A@30VDC or 0.25A@250VAC or 0.5A@125VAC
·Pulse output: Accumulated pulse output, with a minimum interval of 50 milliseconds (only one of alarm and pulse can be selected)
·LCD display: instantaneous flow display value range: 0~50000, cumulative flow display range: 0~99999999
·Protection level: IP65
·Explosion proof mark: Intrinsic safety type: Exia II CT5 Explosion proof type: Exd II BT6
·Intelligent remote transmission type with multi parameter calibration function, data recovery, data backup and power failure protection functions
Advantages of FFM64 intelligent metal tube float flowmeter application:
·Suitable for flow measurement of small diameters and low flow rate media;
·Can be used for flow measurement of media with low Reynolds numbers;
·Low pressure loss;
·Simple structure, reliable operation, low maintenance, long service life;
·Lower requirements for upstream straight pipe sections;
·Wide range ratio 10:1
·Single axis sensitive indication
·Non contact coupling transmission structure ensures stable displacement transmission
·There are two types of intelligent KVD converters: local display type and intelligent remote transmission type. It has the function of online dual row LCD display for instantaneous flow and cumulative flow; Can achieve parameter setting; Capable of data power failure recovery
Function.
·There are intrinsic safety and explosion-proof options available, which can be used in flammable and explosive environments
·Protection level: IP65
For many years, metal tube float flowmeters have been widely used in industries such as petrochemicals, steel, electricity, metallurgy, light industry, food, pharmaceuticals, and water treatment due to their excellent performance and good cost-effectiveness
Flow measurement of liquid, gas, and vapor media.

FFM64 Intelligent Metal Tube Float Flow Meter Selection Table: