air velocity measurement air velocity transmitter air velocity sensor HVAC; VAV duct velocity measurement
VAV Air Velocity Transmitter Features
² Duct velocity measurement
² Simple and secure installation
² 0-10V or 4-20mA output
² Compact and fashionable design
² No drift and high accuracy
Model & Information
Model | Description |
ASP-U1-D | ADC24V; 0-10V or 4-20mA; 0-20m/s;accuracy: 0.4% |
ASP-U2-D | ADC24V; 0-10V or 4-20mA; 0-5m/s;accuracy: 0.3% |
ASP-U3-D | ADC24V; 0-10V or 4-20mA; 0-2m/s;accuracy: 0.3% |
Techincal data
Messurement Indication | ||
Detection Range | 2-10m/s,2-20m/s,2-30m | |
Output (tow type products) | 0-10V | |
4-20mA | ||
Accuracy Under 20 degree C,45%r.h. | 2-10m/s ±(0.2m/s+3%messured value) 2-20m/s ±(0.3m/s+3%messured valve) 2-30m/s ±(0.3m/s+4%messured valve) | |
Overall Indication | ||
Power supply | SELV 24VAC/DC+/-10% | |
Current loss | Max: 120mA | |
Connection with the wind direction azimuth | Ifα<10, less than 3% of the messurd value | |
Electrical connection | BSPT Max 1.5mm2 | |
Electromagnetic Compatibility | EN50081-1 EN50082-1 | CE |
EN50082-2 | ||
Housing Materials | Polycarbonate IP65 | |
Temperature Range | Woring Temperature:-10~+5 degree C | |
Storage Temperature:–30~+60 degree C | ||
Applicable medium | Air and Non-flammable gas |
Weight | 230 g |
Stability | Full Range×+/-1%/year |
Pressure Limit | Max:1 psi Burst Pressure:10 psi |
Power Consumption | Max: 2VA |
Electric Access | 1/2” NPS connector |
Electrical connection | BSPT Max: 1.5mm2 |
Installation Direction | Vetically to the velocity direction |
Temperature Range | Working Temperature:-10~+50 degree C |
Storage Temperature:–30~+60 degree C |
VAV Air Velocity Transmitter
