Xylem 407119A HOT WIRE ANEMOMETERS - Manual (Page 3)

Model 407119A Version 4.1 October 2005 3
Specifications
General Specifications
Display Dual function 5-digit LCD
Measurement units Air Velocity: m/s, km/h, ft/min, knots, mph;
Air Flow: CMM (m
3 /min) and CFM (ft 3 /min);Temperature: °C and °F
Data hold Freezes displayed reading
Sampling rate Display update rate:1 second (approx.)
Sensors Air velocity and temperature sensors: Thermistor type
MAX/MIN Memory Record and view Maximum and Minimum readings
Average feature Averages up to 20 readings
Automatic Power off Auto shut off after 15 minutes
Data Output RS-232 PC serial interface with 16-bit data stream output
Operating Temp. 32 to 122°F (0 to 50°C)
Operating Humidity Max. 80% Relative Humidity
Power Supply Four (4) ‘AA’ 1.5V batteries or optional AC adaptor
Power Current 70mA DC (approx.)
Weight (meter only) 1.15 lbs. (521g) with batteries installed
Dimensions Main instrument: 7.9 x 3.0 x 1.5" (200.0 x 76.2 x 36.8mm)
Telescoping Sensor: 0.5" (12.7mm) diameter head
Min length of sensor: 8” (260mm); Max. length: 37” (0.94m) with 5.5’
(1.7m) cable
Range Specifications
Air Velocity Range Resolution Accuracy (of rdg)
m/s (meters per second) 0.2 – 17.0 m/s 0.1 ±(5% + 5 digits)
km/h (kilometers per hour) 0.7 – 61.2 km/h 0.1 ±(5% + 20 digits)
ft/min (feet per minute) 40 – 3346 ft/min 1 ±(5% + 100 digits)
mph (miles per hour) 0.5 – 38.0 mph 0.1 ±(5% + 10 digits)
knots (nautical miles per hour) 0.4 to 33.0 knots 0.1 ±(5% + 10 digits)
Air Flow Measurements Range Resolution Area Range
CMM (cubic meters per min.) 0 – 36,000 m 3 /min 0.001 to 1 0.001 to 30.0 m 2
CFM (cubic feet per minute) 0 – 1,271,200 ft 3 /min 0.01 to 100 0.01 to 322.91ft 2
Range Resolution Accuracy Air Temperature
32 to 122 o F
(0 to 50 o C)
0.1 o F/C ±1.5 o F (0.8 o C)