Technical Data | |
---|---|
Measurement value | Standard velocity WN based on standard conditions of TN = 20 °C and pN = 1,013.25 hPa Temperature of the medium TM |
Medium to be measured | Air or nitrogen, other gases upon request |
Measuring range of flow wN | 0 … 40 / 60 / 90 m/s |
Smallest measurable flow velocity wN | 0,2 m/s |
Measuring accuracy | |
Standard wN | ± 5 % of measured value + 0.4 % of measuring range |
High precision calibration wN | ± 3 % of measured value + 0.4 % of measuring range |
Reproducibility wN | ± 1.5 % of measured value |
Response time (t90) wN | 3 s (jump from 0 to 5 m/s) |
Temperature gradient | 8 K/min at 5 m/s |
Temperature measuring range TM | -20 … + 85 °C |
Temperature measuring accuracy TM | ± 1 K at wN > 2 m/s |
Operating temperature | |
Sensor | - 20 … + 85 °C |
Electronics | 0 … 70 °C |
Material | |
Housing | PBT, glass fiber reinforced |
Sensor tube | Stainless steel 1.4571 |
Sensor element | Ceramics, passivated glass |
Compression fitting | Brass (G½) / stainless steel 1.4305 (R½) |
Connecting cable | PVC |
General data | |
Operating pressure | 0 … 10 bar |
Gas state | Non-condensing (up to 95% relative humidity) |
Output signals | 2 x 4 … 20 mA (RL ≤ 300 Ω, CL ≤ 10 nF) |
Maximum cable length | 100 m |
Display | LED green: Operating state LED red: Sensor defective |
Supply voltage | 24 V DC ± 10 %, 60 mA |
Stabilization time | Approx. 10 s after switch-on |
Connection | Permanently connected cable, 4 cores, length 5 m, with cable end sleeves |
Probe length | 200 / 350 mm |
Installation position | Any (except in case of a downward flow and < 2 m/s at the same time) |
Mounting tolerance | ± 3° to flow direction |
Type of protection | IP 66 / III or PELV |
Subject to technical changes.