Thermal Anemometers
Models AVM430 and AVM440
The Model AVM430 and AVM440 are like having multiple meters for the price of one, yet they
are simple to operate. Purchase instruments with a straight or articulated probe – all in one
compact package.
Features and Benefits
·      Accurate air velocity measurement
·      Simultaneously measures temperature and velocity
·      Displays up to three measurements simultaneously
·      Measures humidity (AVM440)
·      Articulated probe versions available
·      Calculates volumetric flow, and actual/standard velocity
·        Data logging and LogDat2 TM downloading software included
Applications
·       HVAC system performance
·       Commissioning
·       Plant maintenance
·       Critical environment certification
·       Duct traverses
Specifications
Velocity
Range	0 to 6,000 ft/min (0 to 30 m/s)
Accuracy	+/-3% of reading or +/-3 ft/min (+/-0.015 m/s), whichever is greater
Resolution	1 ft/min (0.01 m/s)
Duct Size
Dimensions	1 to 250 inches in increments of 0.1 in. (1 to 635 cm in increments of 0.1 cm)
Volumetric Flow Rate
Range	Actual range is a function of velocity, and duct size
Temperature
Range (AVM430)	0 to 200๐F (-18 to 93๐C)
Range (AVM440)	14 to 140๐F (-10 to 60๐C)
Accuracy	+/-0.5๐F (+/-0.3๐C)
Resolution	0.1๐F (0.1๐C)
Data Storage Capabilities
Range	12,700+ samples and 100 test IDs
Logging Interval
1 second to 1 hour
Time Constant
User selectable
External Meter Dimensions
3.3 in. x 7.0 in. x 1.8 in. (8.4 cm x 17.8 cm x 4.4 cm)
Meter Weight with Batteries
0.6 lbs. (0.27 kg)
Meter Probe Dimensions
Probe Length		40 in. (101.6 cm)
Probe Diameter of Tip		0.28 in. (7.0 mm)
Probe Diameter of Base		0.51 in. (13.0 mm)
Articulating Probe Dimensions
Articulating Section Length		7.8 in. (19.7 cm)
Diameter of Articulating Knuckle		0.38 in. (9.5 mm)
Power Requirements
Four AA-size batteries or AC adapter