Dwyer 471B-1 Thermo-Anemometer Test Instrument




Service: Air velocity and temperature of clean, dry air.
Temperature Limits: Process Air Velocity: -20 to 212F (-29 to 100C); Process Temperature: -40 to 212F (-40 to 100C); Ambient: 5 to 125F (-15 to 51C).
Display: 4.5 digit LCD.
Resolution: 0.1%, 0.1F/C.
Range Air Velocity: 0 to 6000 FPM (0 to 30 m/s). -TAB option: 50 to 3900 FPM (0.25 to 20m/s).
Accuracy Air Velocity: 3% FS within temperature range of 40 to 90F (4 to 32C). -TAB option: 5% of reading, not less than 1.6 FPM (0.5 m).
Range Volumetric Air Flow: 19,999 in selected flow units.
Range Temperature: -40 to 212F (-40 to 100C).
Accuracy Temperature: 0.5F (0.28C) from 32 to 122F (0 to 50 C); 1.5F (0.83C) from -40F to 32F (-40 to 0C) & 122 to 212F (50 to 100C).
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.
Agency Approvals: CE.


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