AIR VELOCITYRange:98.4 to 3937 ft/min (0.5 to 20 m/s).Accuracy:±3% of reading + 0.2 m/s.Resolution:0.1 m/s.Response Time:1 s.
TEMPERATURERange:-4 to 140°F (-20 to 60°C).Accuracy:±1°F (±0.6°C) from -4 to 122°F (-20 to 50°C); ±2.2°F (±1.2°C) from 122 to 140°F (50 to 60°C).Resolution:0.1°F (0.1°C).Response Time:60 s (typ).
RELATIVE HUMIDITYRange:0.1 to 99.9% RH.Accuracy:±3% RH at 25°C (10 to 90% RH); ±5% RH (0.1 to 10% RH, 90 to 99.9% RH).Resolution:0.1% RH.Response Time:60 s (typ).
AIR VOLUMERange:0 to 99,999 (CFM or m3/s).Resolution:0.1 (0 to 9999.9) or 1 (10,000 to 99,999).
WET BULBRange:-7.6 to 158°F (-22 to 70°C).Resolution:0.1°F (0.1°C).
METERTemperature Limits:Operating: 32 to 122°F (0 to 50°C); Storage: -4 to 122°F (-20 to 50°C).Humidity Limits:Operating: <80% RH; Storage: <90% RH.Display:1 x 1.8″ (26 x 45 mm).Serial Communications:9600 bps, 8 data bits, no parity.Power Requirements:(4) AAA 1.5 V alkaline batteries, included, user replaceable.Battery Life:100 hours.Vane Diameter:0.7″ (18 mm).Weight:7.41 oz (210 g).Agency Approvals:CE.