- IP67 protection degree, rugged aluminum case, fit in variety harsh environment
- Capable of temperature compensation
- Llinear adjustment air velocity by computer, analogue output or option RS-485
- High-speed, high-precision measurement, fast response
- Thermistor measurement sensor
- LCD display air velocity and temperature value
- Switch multifunction physical quantities：[m/s]、[ft/s]、[km/h]、[mph]、[kont]
- DIP SWITCH function and RS-485 function
- Calibration physical quantities, measuring range, analogue output, station, and zero-point OFF SET function
- Keyboard or RS-485adjustment zewo-point OFF SET function
- Free calibration software : data logger / record 65535 datas / charts
Thông số kỹ thuật
- sensor type :
+ thermal mass flow sensor
+ 1 m/s ; 2 m/s ; 5 m/s ; 10 m/s；20 m/s；40 m/s ; 60 m/s ; 90m/s ; 120m/
- air velocity min. measuring range :
+ 0.15 m/s
+ PT 1000, 0 ... 80 ℃
- accuracy ( + 25 °C ) :
+ air velocity : ± 1.5 % F.S. ( nonlinear error, hysteresis error, repeatability error )
+ temperature ( > 2 m / s ) : ± 0.3 ℃
+ thermal sensitivity temp. error : 0.05 % / ℃
- output :
+ 0 ... 20 mA / 4 ... 20 mA /
+ 0 ... 1 VDC / 0 ... 5 VDC / 0 ... 10 VDC
- signal connection : 3-wire
- load resistance : ≦ 500Ω(current output) / ≧ 10KΩ(voltage output)
- overvoltage protection : DC：< 45V；AC：< 40V
- power supply : 8 ... 35VDC / 12 ... 30VAC
- protection degree : IP 67