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美國Dwyer德威爾 471B-1 風速測試儀/風速儀-上海茂培供應

Service: Air velocity and temperature of clean, dry air.

Temperature Limits: Process Air Velocity: -20 to 212°F (-29 to 100°C); Process Temperature: -40 to 212°F (-40 to 100°C); Ambient: 5 to 125°F (-15 to 51°C).

Display: 4.5 digit LCD.

Resolution: 0.1%, 0.1°F/°C.

Range Air Velocity: 0 to 6000 FPM (0 to 30 m/s).

Accuracy Air Velocity: ±3% FS within temperature range of 40 to 90°F (4 to 32°C).

Range Volumetric Air Flow: 19,999 in selected flow units.

Range Temperature: -40 to 212°F (-40 to 100°C).

Accuracy Temperature: ±0.5°F (±0.28°C) from 32 to 122°F (0 to 50 °C); ±1.5°F (±0.83°C) from -40°F to 32°F (-40 to 0°C) & 122 to 212°F (50 to 100°C).

Probe Length: 8" (203 mm) insertion.

Cable Length: 28" (71 cm) retracted, 6 ft (183 cm) extended.

Power Requirements: 9 V alkaline battery, installed non-functional, user replaceable.

Weight: 16 oz (454 g).

Agency Approvals: CE.