Model No.: : TM-411~ 414
Product Description
- 45mm 4 plastics vane
- High sensitivity of 0.4m/ s.
- Air flow calculates function.
- Max/ Min/ Avg and data hold.
- Auto power off with disable function.
- Datalogging capacity: 99 records.
- Memory recall function.
- Backlight function.
- Absolute Pressure Sensor
- Humidity Sensor

Specification:
Velocity ( Air Speed) : 
Unit
Range
Resolution
Accuracy
m/ s
0.4~ 45
0.1
± 3j+ 0.2
Km/ hr( kph) 
1.5 ~ 160
0.1
± 3j+ 0.8
mph
0.9~ 100
0.1
± 3j+ 0.4
Knots( kts) 
0.8~ 88
0.1
± 3j+ 0.4
ft/ mi n( fpm) 
79~ 8800
1
± 3j+ 40
Beaufort
1~ 12
1
-

Air Flow Calculation: 
Unit
Range
Resolution
Accuracy
CMM
0~ 9999
1
--
CFM
0~ 9999
1
--

Temperature: 
Unit
Range
Resolution
Accuracy
 
-20~ 60
0.1
± 1 

-4~ 140
0.1
± 1 .8

Humidity: 
Unit
Range
Resolution
Accuracy
% RH
20~ 80
0.1
± 3.5% RH
% RH
80
0. 1
± 5% RH

Absolute Pressure: 
Unit
Range
Resolution
Accuracy
hPa
350~ 1100
0.1
± 2hPa
mmHg
263~ 825 
0.1
± 1.5mmHg
inHg
10.3~ 32
0.1
± 0.1