Technical Specifications
Measurement range: Water: 1~200000L/h (20℃); Air: 0.03~6000m3/h (20℃, 0.1013MPa)
(Special traffic can be customized)
Range ratio: Standard type 10:1, special type 20:1 Accuracy: Standard type Class 1.5, special type Class 1.0 Pressure rating: Standard type: DN15~DN50≤4.0MPa; DN80~DN200≤1.6MPa;
High pressure type: DN15~DN50≤32MPa; DN80~DN200≤16MPa
Pressure rating of the jacket: 1.6 MPa. For special types, consultation with the factory is required before selection and ordering
Pressure loss: 7KPa~70KPa
Medium temperature: Standard type: -40℃~+100℃; PTFE: -50℃~100℃ (frequent temperature changes are not allowed); High temperature type: 110℃~450℃
Medium viscosity: DN15: η < 5 mPa·s (F15.1~F15.3), η < 30 mPa·s (F15.4~F15.8)
　　　　　DN25: η＜250mPa.s; DN50~DN200：η＜300mPa.s
Ambient temperature: Remote transmission type: -40℃~+85℃ (LCD will not be damaged, and LCD works normally at -30℃~+80℃); local pointer type: -40℃~+100
Connection type: Standard type: DIN2501 standard flange; Special type: Any standard flange or thread specified by the user
Cable interface: Explosion-proof type is 1/2NPT internal thread, and others are M20×1.5 internal thread
Power supply: Standard type: 24VDC two-wire system 4~20mA (12VDC~32VDC)
Alarm type: 24VDC four-wire system 4~20mA (18VDC~28VDC)
Communication type: 85~265VAC 50Hz
Battery type: 3.6V 7.5AH lithium battery, capable of continuous use for three years
Load characteristics: Two-wire system: Maximum load resistance=50 × (supply voltage – 12) Ω=600 Ω at 24V
Multi-wire system: maximum load resistance is 500Ω
Alarm output: reed switch alarm output, instantaneous flow alarm at upper or lower limit (contact capacity 1A 30VDC), relay output (contact capacity 1A 3)
0.25A 250VAC or 0.5A 125VAC
Pulse output: cumulative pulse output, with a minimum interval of 50 milliseconds (open collector output, maximum load capacity of 100mA at 30VDC, internal impedance of 100Ω)
LCD display: instantaneous flow rate display, numerical range: 0~50000 (with decimal point)
Accumulated flow display value range: 0~99999999 (with decimal point) with automatic reset, intelligent type with multi-parameter calibration function, with data recovery, number
protection function
Protection level: IP65
Explosion-proof Mark: Intrinsic Safety Type ExiaIICT5Ga, Flameproof Type EXdIIBT6Gb
Instrument installation height: For standard models with DN15-DN200, the vertical height is 250mm. For high-pressure models with a diameter greater than DN80, the instrument height is 350mm