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Air Velocity: ±3% of reading ±7 fpm from 50 to 5000 fpm using standard Series 160 pitot tube (29,000 fpm FS); 50 to 5000 fpm AirFoil; 50 to 2500 fpm VelGrid.
Differential Pressure: ±2% of reading ±0.001 in wc from 0.0500 to 50.00 in wc (0.0001 to 6 in wc FS); 20 psid safe pressure.
Temperature: ±0.5 °F accuracy from 32 °F to 158 °F using ADT440 Series TemProbes (+67 °F to 250 °F FS); 0.1 °F resolution.
Air Flow: Accuracy is ±3% of reading ±7 cfm from 100 to 2000 cfm; range is 25 to 2500 supply, 25 to 1500 exhaust with 8400 FlowHood.
Absolute Pressure: ±2% of reading ±0.1 in Hg from 14 to 40 in Hg referenced to vacuum. 60 psia maximum safe pressure.
Operational Temperature Limits: 40 °F to 140 °F.
Air Density Correction: Local air density correction range is 14 to 40 in Hg and 32 °F to 158 °F.
Position Sensitivity: Unaffected by position.
Memory: 100 readings, sequence labeled, sum and average.
Calibration: Calibration certified NIST traceable.
Readout: 10 digit, 0.4", high contrast, liquid crystal display.
Meter Housing: 6.0" × 6.4" × 2.7" high impact ABS. 36 oz.
Connections: 1/4" OD slip-on or 3/16" ID soft tubing.
Battery Life: Up to 3000 readings/charge, 500 recharge cycles.
