Product Features:

 1.Flow (CFM,CMM)

 2.Instant, Ave, 2/3max Flow Measurement

 3.Velocity m/s, ft/min, knots, Km/hr, mph

 4.LCD Dual Display

 5.C / F

 Specifications:

 Electrical Specifications: (23C5C)

Range of Wind Velocity:

          Units

    Range

    Resolution

    Threshold

    Accuracy

          m/s

    0.0 - 45.0

    0.01

    0.5

    3% 0.3

          ft/min

    0 - 8800

    2

    60

    3% 20

          knots

    0.0 - 88.0

    0.02

    0.6

    3% 0.2

          Km/hr

    0.0 - 140.0

    0.04

    1.0

    3% 0.4

          mph

    0.0 - 100.0

    0.02

    0.7

    3% 0.2

 m/s: meter per second ft/min: feet per minute

 knots: nautical miles per hour Km/hr: kilometers per hour

 mph: miles per hour

 Unit Conversion table:

    m/s

    ft/min

    knots

    Km/hr

    mph

          1 m/s

    1

    196.87

    1.944

    3.60

    2.24

          1 ft/min

    0.00508

    1

    0.00987

    0.01829

    0.01138

          1 knot

    0.5144

    101.27

    1

    1.8519

    1.1523

          1 Km/hr

    0.2778

    54.69

    0.54

    1

    0.6222

          1 mph

    0.4464

    87.89

    0.8679

    1.6071

    1

 Range of Temperature:

    Range

         Resolution

        Accuracy

          C

    0 - 45.0 

         0.2

        1.0

          F

    32.0 - 113.0

         0.36    

        1.8

 Flow: (Auto-range, CMM: 0 - 45.00 m/s, CFM: 0 -8800 ft/min)

    Range

    Resolution

    Area

          CFM (ft3/min)

    0 - 999900        

    0.001 - 100            

    0.001- 9999

          CMM (m3/min)

    0 - 999900

    0.001 - 100

    0.001- 9999

 General Specifications:

          Bearing:

    Sapphire jewel bearing

          Temperature sensor:

    K-type thermocouple

          Mounting Nut:

    1/4" x 20

          Operating Temperature:

    Meter: 0 C ~ 50C (32 F ~ 122F)

Vane: 0C ~ 60C (32 F ~ 140F)

          Operating Humidity:

    Less than 80% RH

          Operating Pressure:

    500 mB ~ 2 Bar

          Storage Temperature:

    -10C ~ 60C

(-40F ~ 140F)

          Power Consumption:

    Approx. 3 mA

          Battery Type:

    9V

          Battery Life:

    50 hours

(for 300mA-hrs battery)

          Averaging Period for

Wind Speed Measurement:

    m/s 0.6 sec.(approx.)

ft/min 1.2 sec.(approx.)

knots 1.2 sec.(approx.)

km/hr 2.2 sec.(approx.)

          Dimension: Meter

    88x 168x 26.2mm

(3.46"x 6.61"x 1.03")

          Dimension: Vane

    66x 132x 29.2mm

(2.60"x 5.22"x 1.15")

          Weight:

    350g / 12.34oz (battery included)

          Accessories:

    Carrying case x 1

Users manual x 1