● Thermal mass flow, quickly response, good sensitivity
● Turndown ratio 500：1, high precision & accurate sensing at lowest flow rate for metering applications
● Display Cumulative flow / Instantaneous flow
● Output：Analog / RS-485
● Use measured with square pipe or 2" pipe above
● IP rating：IP65
● Stainless steel casing, suitable for various severe environments, such as slightly corrosive air
Input
Input type : Pt20/Pt300 (Air velocity) / Pt1000 (Temp.)
Measuring range : 0 ... 5 m/s ~ 0 ... 60 m/s
Min. measuring range : 0.1 m/s
Turndown ratio : 500 : 1
Installation angle effect : ＜3% of the measured value(When the installation angle＜10°)
Output
Output : 4 ... 20 mA + RS-485 / 0 ... 10 V + RS-485 / Impulse (1 ... 500 Hz) + RS-485
Preset output : Out1 : Air velocity
Signal connection : 3-wire
Warm-up time : ＜60 sec
Response time : t90＜5 sec
Load resistance : Voltage output : ≧100 KΩ / Current output : ≦500 Ω
Accuracy
Accuracy : ±1.5% F.S. (Option±1%)
Temp. influence : 0.1% / °C
Repeatability : 0.5%
Electrical
Power supply : DC 24 V±10%
Current consumption : ＜0.3 A
Electrical connections : M12 connector
Environmental
Measuring medium : Air
Operating Temp.(With body and display) : 0 ... +50°C
Operating Humid.(With body and display) : 20 ... 90%RH(Non-condensing)
Probe operating Temp. : 0 ... +120°C(Increasing operating temperature will affect air velocity error)
Storage Temp. : -20 ... +60°C
Storage Humid. : 0 ... 95%(Non-condensing)
Probe pressure : 16 bar
Installation
Duct type : Metal flange mount / R1/2" movable thread
Flange pipe type : 2″ ... 6″
Inline type : 1/2″ ... 2″
Certification
Certification : CE
Protection
IP rating : IP65
Electrical protection : ■ Reverse polarity ■ Over-voltage ■ Short-circuit
Material
Cover : PC(Display) / SUS 304(No display)
Probe : SUS304
Probe head : SUS304
Weight : 500 g(w / o cable)
Compressed air monitoring / Exhaust gas emission flow monitoring / Special gas process / Semiconductor / Electronics factory / Industrial process air velocity and air volume measurement
Taiwan