Manufacturer
Dwyer Instruments
Type
Air Velocity Transmitter
Material
Wetted: Consult factory
Range
1000, 2000, 3000, 4000 FPM (5, 10, 15, 20 m/s); field selectable
Accuracy
±(5% of reading + 0.2 m/s) or ±(3% of reading + 0.2 m/s) @ standard conditions, depending on model
Maximum operating temperature
32 to 122°F (0 to 50°C)
Power
24 VDC ±20% or 24 VAC ±20%
Humidity
Limit: 5 to 95% RH, non-condensing
Output Signal
4 to 20 mA, 0 to 5 VDC, 0 to 10 VDC
Response Time
10 s, typical
Current consumption [mA]
60 mA max
Display
5 digit LCD (optional)
Connection
Electrical: Analog; power and output: four wire removable European style terminal block for 16 to 26 AWG
communication
Connections: BACnet MS/TP or Modbus® RTU/ASCII: three wire removable European style terminal block for 16 to 26 AWG; Supported baud rates: 9600, 19200, 38400, 57600, 76800, 115200. (optional)
Enclosure Rating
NEMA 4X (IP66)
Mounting
Orientation: Flow direction must be parallel to the sensor tip
Loop Resistance
(-A models ) 700 Ω
Maximum Startup Current
85 mA; 10 V
Output Current
(-V models) >10 mA
Output Load Resistance
Current output: 0 to 1100 Ω max.
Voltage output: Minimum load resistance 1 kΩ
Device Load
1/8th unit load