Amprobe TMA40 Airflow-Anemometer User Manual
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3
➊
fan probe with built-in temperature and
humidity sensors
➋
Tripod mounting screw
➌
lCd display
➍
dC adaptor jack
➎
RS232 port
➏
function Keys
F1: press for measurement mode 
F2: press to access the memory 
F3: press to access the log files 
F4: press to enable/disable auto 
power off, set data and time, and set 
parameters to record.
➐
Keypad
1SYM stands for ”1,*,.,:,$,+,-,=” 
2ABC stands for ”2,a,b,c,A,b,C” 
3DEF stands for”3,d,e,f,d,e,f” 
4GHI stands for”4,g,h,i,g,h,i” 
5JKL stands for”5,j,k,l,J,K,l” 
6MNO stands for”6,m,n,o,M,n,o” 
7PQRS stands for”7,p,q,r,s,p,q,R,S” 
8TUV stands for”8,t,u,v,T,U,V” 
9WXYZ stands for”9,w,x,y,z,w,x,Y,Z” 
0 |__| stands for”0 and space” 
: press to turn on and off the backlight
: press to shift the cursor to previous 
: press to shift the cursor to next 
ON/OFF: press to turn the unit on and 
off
F1 F2 F3 F4
1 SYM.
2 ABC
DEF 3
4 GHI
5 JKL
MNO 6
7 PQRS
8 TUV
WXYZ 9
ON/OFF
0
MEAS: Normal (Single)
measurement
MEM : Manual record(99 points)
measurement
LOG : Automatic record (Logger)
measurement
SET : Logger, Unit, real time,
other setting
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