Technical Data | |
---|---|
Measurement values | Standard velocity WN based on standard conditions of TN = 20 °C and pN = 1,013.25 hPa Temperature of the medium TM (optional) |
Medium be measured | Air or nitrogen, other gases upon request |
Measuring range of flow wN | 0 … 2,5 / 10 / 20 / 40 / 50 / 60 m/s |
Lower detection limit wN | 0,2 m/s |
Temperature TM measuring range | -20 … +120 °C |
Measuring accuracy | |
Standard wN | ± (5 % of measured value + [0.4 % of final value; min. 0.02 m/s]) |
High precision wN (option) | ± (3 % of measured value + [0.4 % of final value; min. 0.02 m/s]) |
Reproducibility wN | ± 1,5 % of measured value |
Response time (t90) wN | 3 s (jump from 0 to 5 m/s) |
Temperature gradient wN | < 8 K/min at 5 m/s |
Measuring accuracy TM (wN> 2 m/s) | ± 2 K (remaining measuring range) |
Operating temperature | |
Probe | -20 … +120 °C |
Electronics | 0 … +70 °C |
Storage temperature | -20 … +85 °C |
Material | |
Sensor head | Platinum element, glass passivated; PPO/PA |
Sensor tube | Stainless steel 1.4571 |
Housing | PBT, glassfiber reinforced |
Connecting cable | PVC |
General Data | |
Medium environment | Non-condensing (up to 95 % of relative humidity) |
Operating pressure | Atmospheric (700 … 1.300 hPa) |
Display | LED green: operating status LED red: sensor defective |
Supply voltage | 24 V DC ± 10 % |
Current consumption | < 60 mA |
Output signals wN | 0 … 10 V (RL ≥ 10 kΩ) 4 … 20 mA (RL ≤ 300 Ω) |
Connection | Permanently connected cable, 4-pins, length 2 m, with cable end sleeves |
Admissible cable length | 15m max. (voltage output) 100m max. (current output) |
Installation position | Any |
Installation tolerance | ± 3° to the flow direction |
Minimum immersion depth | DN 25 |
Ingress protection | IP 65 / III or PELV |
Probe length L | 50 / 100 / 200 / 350 / 500 mm |
Weight | 200 g max. |
1) under reference conditions
Subject to technical changes.