| Circuit |
Custom
LSI microprocessor circuit |
|
Measurement
units
|
Air
Velocity: m/s, ft/min, km/h, MPH, knots;
Air Flow: CFM(ft3/min), CMM(m3/min);
Temp: deg F & deg C |
|
Display
|
Display
Type: LCD
Display Size: 42 X 54mm |
|
Data
hold
|
Freezes
displayed reading |
|
Sensors
|
Air
velocity sensor: conventional angled vane arms with low-friction ball
bearing. |
|
Temperature
sensor
|
NTC-type
thermo resistance |
|
Sampling
rate
|
1
reading per second approx. |
|
MAX/MIN
Memory
|
Record
and view Maximum and Minimum readings |
|
Automatic
Power off
|
Auto
shut off after 20 minutes to save battery |
|
Operating
Temperature
|
32
deg F to 122 deg F (0 deg C to 50 deg C) |
|
Operating
Humidity
|
MAX.
80%RH |
|
Power
Supply
|
9V
battery
Battery Life: 100 hours approx. |
|
Power
current
|
Approx.
2.5mA DC |
|
Weight
|
1.0
lbs(0.49kg) including battery & probe |
|
Dimentsions
|
Main
instrument: 178 X 84 X 45mm
Sensor Head:70mm Diameter |
|
Accessories:
|
Users
manual ;
Protective rubber holster;
Vane sensor with 3.9ft(120cm) cable. |